PCN Wiki

Printing From The Hansen Cluster

David C LeFevre — Wed, 15 May 2013 09:55:06 -0400

Printing From The Hansen Cluster To print from the Hansen cluster to PCN printers, you need to set up your Hansen account to print to the Physics CUPS server. To do this, log into Hansen and execute these commands: mkdir ~/.cups/ 2>/dev/null ; echo "Servername spool.physics.purdue.edu" > ~/.cups/client.conf ------- Please visit the source wiki page for the rest of this article.

Additional Wireless Services

David C LeFevre — Mon, 25 Feb 2013 15:40:27 -0400

AT&T Wi-Fi Hotspot If you are an AT&T customer, and have Wi-Fi hotspot included in your plan, you may select attwifi from the wireless connection list around campus, and connect to it. Open a browser. You will then be prompted to either verify your existing account information, or to purchase a $5 (24 hour duration from the time of purchase) a day plan (if non-member, or do not have ATT wifi hotspot service) to use this service. This may be a viable option for those who are not presently affili… ------- Please visit the source wiki page for the rest of this article.

Amdahl Deprecation Notice

David C LeFevre — Wed, 20 Feb 2013 07:29:10 -0400

Amdahl.physics.purdue.edu is NO longer to be used for computation. Amdahl's hardware will be removed at an undetermined future date. Please be aware this removal might be without notice. Purdue Physics has partnered with The Rosen Center for Advanced Computing to provide access to their Hansen cluster. An advanced user guide about Hansen is provided here. ------- Please visit the source wiki page for the rest of this article.

Index

David C LeFevre — Tue, 05 Feb 2013 12:33:42 -0400

Many of PCN's general purpose computing systems run the UNIX operating system. Our primary distribution in use is Debian. Use the following links to obtain answers to commonly asked questions about using PCN Unix systems. * Introduction to UNIX commands ------- Please visit the source wiki page for the rest of this article.

Guest PAL Access

David C LeFevre — Wed, 30 Jan 2013 14:20:40 -0400

Guests of Purdue Faculty may be given temporary PAL access at the request of the Faculty member. In order to fulfill the request, PCN will need the following information: * Guest's Full Name * Guest's E-Mail Address * Guest's Phone Number * Dates of Guest's stay * Sponsoring Faculty Member's Name ------- Please visit the source wiki page for the rest of this article.

Index

Tomas Ratkus — Wed, 30 Jan 2013 14:01:19 -0400

Select a link below for more information * Help Center * Projector * Printers & Guidelines * Additional Wireless Services ------- Please visit the source wiki page for the rest of this article.

Configuring PINE for IMAP access

David C LeFevre — Mon, 28 Jan 2013 08:41:37 -0400

Before You Start... It is important to have a general understanding of how to start the PINE email program before starting. At the UNIX command prompt type “pine” without the quotation marks. This will get you started at the main menu. For more instruction on simple functions and how to use PINE please refer to this PCN document. ------- Please visit the source wiki page for the rest of this article.

How can I create a web page in my PCN account?

David C LeFevre — Thu, 24 Jan 2013 09:22:04 -0400

Creating a web directory First, you will need to have an account on bohr. In your home directory, create a directory called “.www” (dot www). This directory name is not arbitrary. It must be exactly as shown. Creating a file named "index.html" In the .www directory, create a file named index.html. This is your 'front page'. Your URL (Uniform Resource Locator, your website address) will point to this file as a default html file when your URL is accessed. Usually, your URL will be in the form: … ------- Please visit the source wiki page for the rest of this article.

Secure PIN Printing With Turing

Tomas Ratkus — Thu, 17 Jan 2013 11:16:49 -0400

If you want to make use of this feature from OSX, contact PCN. Printer Properties Job Storage Tab - Configure as shown Cover Page Prints First Printer Screen Step 1 - Press OK Printer Screen Step 2 - Retrieve from Device Memory Printer Screen Step 3 - Select your username ------- Please visit the source wiki page for the rest of this article.

Department Printers

Tomas Ratkus — Wed, 16 Jan 2013 15:47:58 -0400

Printer Name Model Location Type Graduate Student Availability Ground Floor Babbage HP LaserJet 8150 PHYS-19 AFTER HOURS Gerlach HP Color Laserjet CP3505 PHYS-66 Color AFTER HOURS Scott HP LaserJet P4015x PHYS-66 AFTER HOURS First Floor Evans HP CP4525 PHYS-144 Color 8-5 Hopper HP LaserJet 4350 DTN PHYS-144 … ------- Please visit the source wiki page for the rest of this article.

Printer Setup for Mac

David C LeFevre — Mon, 01 Oct 2012 14:32:38 -0400

Follow the directions below for your version of Mac OSX and you will have access to the Physics Department printers. You can find out which version of OSX you are using by clicking the Apple in the top left, then clicking on “About this Mac.” Note that these directions will purge any currently-installed printers you have on your Mac. They will need to be re-installed after you have completed the steps below. ------- Please visit the source wiki page for the rest of this article.

Advanced PCN Personal Web Pages

David C LeFevre — Mon, 24 Sep 2012 15:48:41 -0400

Common Gateway Interface (CGI) The Common Gateway Interface (CGI) provides an interfacing between external applications with information servers. Unlike the “static” characteristic of a plain HTML file, CGI provides means for an HTML file to “dynamically” change the content via executable external (server-side) files.With CGI, the client can execute a program written in PERL (Practical Extraction and Report Language), C++, C, FORTRAN, TCL, AppleScript, etc., from an HTML file containing an exec… ------- Please visit the source wiki page for the rest of this article.

Physics Accounts

Tomas Ratkus — Fri, 08 Jun 2012 09:31:59 -0400

Follow the directions below for having a new Physics user account created or to have an inactive account reactivated. New/Reactivated Purdue User If you're new to Purdue or were previously affiliated with the University and your account is now inactive, the following information must be submitted to Debra Nahlik via email (dnahlik@purdue.edu) or in person in PHYS 217E. If Debra is not in, requests can be submitted to Jessie Arnold via email (jmore@purdue.edu). ------- Please visit the source wiki page for the rest of this article.

Printers and Guidelines

David C LeFevre — Wed, 23 May 2012 08:55:39 -0400

This document describes the document printing services offered by PCN and the corresponding rules and regulations that apply to their use. The Physics Computer Network offers a wide range of centralized printing services for departmental use. All physics students, faculty members, and staff members are entitled to use PCN maintained printing resources from any system connected to the Physics Network. PCN offers users large volume, high resolution, black and white printing and multi-format genera… ------- Please visit the source wiki page for the rest of this article.

Department Printer Set-up

David C LeFevre — Wed, 23 May 2012 08:50:58 -0400

Install Cups as your printing system. (Many Linux systems have cups as the defualt printing system.) Downloads of RPMs and source are available at www.cups.org FreeBSD users can build Cups from the ports. (print/cups-base, print/cups-lpr) Debian Linux users, run 'apt-get install cupsys-bsd'. ------- Please visit the source wiki page for the rest of this article.

Setting up IMAP

David C LeFevre — Mon, 21 May 2012 11:30:55 -0400

Note from Dave These instructions are for our old Physics mail service and are deprecated, however they will work for ITaP exchange email if you substitute “owa.purdue.edu” for “franklin.physics.purdue.edu”. These instructions will be re-fitted with new screenshots shortly after ITaP's set of upcoming Exchange upgrades. ------- Please visit the source wiki page for the rest of this article.

Connect to PCN shared directories and ITaP home directories

David C LeFevre — Wed, 02 May 2012 16:18:24 -0400

This article demonstrates how to connect to PCN shared directories (eg: Gutenberg samba mounts and ITaP home directories) from a Mac. * Go to the Finder * From the Go menu, choose Connect To Server * Connect to smb://gutenberg.physics.purdue.edu for PCN Shared Directories ------- Please visit the source wiki page for the rest of this article.

Windows Terminal Services

David C LeFevre — Wed, 02 May 2012 16:08:36 -0400

ITaP provides the service GoRemote in order to remotely run Windows Software. For more information about this system and to login, go to the ITaP GoRemote website. You will need to download and install the appropriate version of Citrix Receiver for your Linux distribution to use this ITaP service. Contact PCN to have this software installed on PCN Supported Linux machines. ------- Please visit the source wiki page for the rest of this article.

Accessing Purdue Home Directory In Linux

David C LeFevre — Wed, 02 May 2012 15:59:16 -0400

ITaP provides career account home directories. These allow for basic storage and web spaces and are separate from the Physics home directory resources. To access your Purdue Home directory in Debian Linux (Gnome), use the top tool bar (on the top left of your monitor) Places --> Connect to Server... ------- Please visit the source wiki page for the rest of this article.

File Encryption with GPG on Mac

David C LeFevre — Wed, 02 May 2012 15:12:24 -0400

GNU Privacy Guard is Open Source encryption software. It is an implementation of the OpenPGP standard. GnuPG enables you to encrypt and sign your data and communication, features a versatile key managment system as well as access modules for all kind of public key directories. ------- Please visit the source wiki page for the rest of this article.

Crash issues with IDL on Mac Lion

David C LeFevre — Wed, 02 May 2012 08:48:09 -0400

IDL 8.1 is known to have some problems when installed on Lion (and possibly some installs of Snow Leopard). This is a known issue that has to do with some of the libraries distributed with IDL (specifically libcurl). Symptoms On a fresh, new install of IDL 8.1 on any version of Lion, starting the binary causes crashes, almost immediately on start. It is totally unrelated to any licensing problem and will crash even if a dialog box is present on the screen. ------- Please visit the source wiki page for the rest of this article.

I have a problem using PCN resources! How can I get help?

David C LeFevre — Tue, 01 May 2012 15:17:01 -0400

I have a problem using PCN resources! How can I get help? You can get help several ways: * Check the Wiki either by navigating it or using the search box on the top right * See Item 1 * Send an email describing your trouble to * Fill out an online trouble request at * Or drop in to the front room of 394, and a PCN consultant can help you with your problem in person. ------- Please visit the source wiki page for the rest of this article.

Setting Up Email in Outlook

David C LeFevre — Tue, 01 May 2012 15:10:55 -0400

Exchange Users In general, anyone who is not an undergraduate student can have an exchange account. To set up an exchange account follow this link. Mailhub (MyMail) Users To set up a MyMail account click here. ------- Please visit the source wiki page for the rest of this article.

FTP Guide

David C LeFevre — Tue, 01 May 2012 15:03:04 -0400

“I can't FTP to !” This is correct, as PCN servers do not have ftp services installed. FTP Is no longer a service offered by PCN as it violates University Policy. PCN and University Policy now requires that file transfer should be done using methods that include encryption. ------- Please visit the source wiki page for the rest of this article.

Matlab

David C LeFevre — Tue, 01 May 2012 14:57:37 -0400

Purdue has a site license for use of Matlab anywhere on campus. MatLab installation media is available for loan only to Faculty and Staff members. You may stop by ITaP Shopping Offline at Stewart Center, Room G65, between 8-12 and 1-4:45, to check-out a 24-hr loaner copy. ------- Please visit the source wiki page for the rest of this article.

Index

David C LeFevre — Tue, 01 May 2012 14:50:49 -0400

PCN has the following documentation on using Mathematica: * MATHEMATICA - AN INTRODUCTION * From Wolfram FAQ: * Font error fixing solution for Windows! ------- Please visit the source wiki page for the rest of this article.

Index

David C LeFevre — Tue, 01 May 2012 14:44:41 -0400

Several scientific computing packages are supported by PCN. Quick tutorials and answers to frequently asked questions can be found in this category. * Matlab * Maple * Mathematica * ROOT (CERN software package) * What scientific computing software is available at PCN? ------- Please visit the source wiki page for the rest of this article.

Machines

David C LeFevre — Tue, 01 May 2012 14:38:59 -0400

PCN's network is a diverse collection of many machines, which may be intimidating to the casual user. This document attempts to aid the user in identifying which system provides the service that they require. For the most part, all systems run the FreeBSD operating system, unless otherwise noted. ------- Please visit the source wiki page for the rest of this article.

What scientific computing software is available at PCN?

David C LeFevre — Tue, 01 May 2012 14:20:48 -0400

On PCN research systems the following software packages are available for research computing: * Mathematica * Matlab * Maple * Compilers: gcc, g++, g77, IBM xlc and xlf * Mn_fit fitting package * Cernlibs * Lapack, BLAS * ROOT * Java Development Kit * PVM3 and MPICH parallel programming libraries. * IMSL * IBM ESSL Libraries ------- Please visit the source wiki page for the rest of this article.

MATHEMATICA - AN INTRODUCTION

David C LeFevre — Tue, 01 May 2012 14:19:58 -0400

Revision: v.0.1 Document Summary : This document provides basic information on using Mathematica installed on Physics Computer Network Author: Tom Nguyen Introduction Mathematica(tm) is a scientific software package created by Stephen Wolfram to provide a multi-purpose technical computing environment. It can be used as a programming language, a system for representing mathematical knowledge, or a tool in the standard computing environment. Like MapleTM , Mathematica offers symbolic manipula… ------- Please visit the source wiki page for the rest of this article.

Linux Self-Maintained Workstation Guide

Mark W Linvill — Mon, 30 Apr 2012 10:53:45 -0400

Note that while we cannot provide support for self-maintained or unsupported workstations, use the following information as a guide for your workstation. You also are expected to be aware of and follow the SecurePurdue Guidelines and University IT policies. ------- Please visit the source wiki page for the rest of this article.

Purdue University Policies

Mark W Linvill — Mon, 30 Apr 2012 10:48:18 -0400

See the following links for information on all Purdue University Policies along with a few selected which should be a required read. Information Technology Policies Email Policies World Wide Web policies See the following link for SecurePurdue IT Guidelines. ------- Please visit the source wiki page for the rest of this article.

Index

David C LeFevre — Fri, 06 Apr 2012 11:20:31 -0400

Currently PCN recommends that users use the following email clients: * Microsoft Outlook - for exchange account Windows users * Mozilla Thunderbird - for Mac users and Windows IMAP (Purdue Webmail) users * Evolution - for Linux users Instructions for setting up: ------- Please visit the source wiki page for the rest of this article.

General E-mail Settings

David C LeFevre — Fri, 06 Apr 2012 11:19:44 -0400

General E-mail Settings Use of Purdue E-mail services is not restricted to a list of “approved” E-mail clients. Purdue uses standardized E-mail protocols that are usable on almost any E-mail reader. Below are a list of these standard settings. ------- Please visit the source wiki page for the rest of this article.

Setting Up Email in Evolution

David C LeFevre — Fri, 06 Apr 2012 10:20:33 -0400

Purdue Exchange Mail Users To connect to Exchange: * Open Evolution * If prompted, select Yes you would like to configure an email account. If you are not prompted: Select Edit > Preferences > Mail Accounts * Select Add on the right pane, click Forward * Enter your Name and Email address (which should be: [your username]@purdue.edu) * select Account Type: >> IMAP * Enter Server: >> ova.purdue.edu * Enter your username * Select TLS Encryption under Security * Select Password A… ------- Please visit the source wiki page for the rest of this article.

Index

David C LeFevre — Fri, 06 Apr 2012 10:06:59 -0400

Select a link below for more information * Physics Software Licenses * Scientific Computing Software * World Wide Web * Unix Systems * Windows Systems * Macintosh Systems * Email * Mobile Device Setup * LaTeX * Purdue Site Licenses ------- Please visit the source wiki page for the rest of this article.

Setting up mobile devices

David C LeFevre — Fri, 06 Apr 2012 10:05:49 -0400

Mobile device setup is not part of the services that PCN provides, however we can direct you to sources of help for configuring iPhones, Android devices, iPads, Blackberry devices, and other mobile devices to work with Purdue resources. ITaP provides extensive documentation on how to set up mobile devices to work with Purdue Exchange mail, MyMail, Purdue VPN services, and PAL services at their Gold Answers portal (requires a Purdue Career Account). ------- Please visit the source wiki page for the rest of this article.

I've always just used 'mail.' Why doesn't this work any more?

David C LeFevre — Fri, 06 Apr 2012 09:41:28 -0400

Berkeley mail /usr/bin/mail, /usr/ucb/mail is from an older, less mobile era of email use. Today's email user demands flexible access to their email, from a variety of sources, including the Unix shell, a client like Thunderbird, Evolution, Mac Mail, or Outlook on their desktop, via the web with a Gmail-like interface, or through mobile devices like tablets and smart phones. ------- Please visit the source wiki page for the rest of this article.

Setting Up Email in Thunderbird

David C LeFevre — Fri, 06 Apr 2012 09:38:29 -0400

Exchange Users PCN recommends that Windows exchange users use Outlook in order to utilize all the features. Instructions for configuring other mail clients to access Exchange via IMAP can be found here Mailhub (Webmail) Users To set up a webmail account click here ------- Please visit the source wiki page for the rest of this article.

How do I make Pine put copies of my sent mail in a folder?

David C LeFevre — Fri, 06 Apr 2012 09:37:43 -0400

Pine is no longer developed by the University of Washington and is not a fully supported PCN product. It may not be 100% usable in all circumstances. Saving sent mail is one of those instances where your mileage may vary when it comes to usage. Due to some bugs in Pine we suggest that you do not set up saved messages, however of you really want your sent mail saved, (and you don't mind the potential of pine freezing) do the following: ------- Please visit the source wiki page for the rest of this article.

Physics Software Licenses

Keith A McDermott — Wed, 28 Sep 2011 08:50:47 -0400

This document will describe software licenses which are available for use in the Physics Department in three categories: Free, Free from ITaP or Paid. Unless noted (*) otherwise, all software is available for Purdue-owned equipment only and not for personally-owned equipment. ------- Please visit the source wiki page for the rest of this article.

Check Application Architecture

Keith A McDermott — Tue, 26 Jul 2011 13:30:21 -0400

This document will show how to see what processor platform your Mac OSX Applications are built for. This is most useful to see what programs will stop working when switching from 10.6 or lower to Mac OSX Lion, which no longer supports PowerPC code. How to Check * Begin by clicking the Apple Menu then click About This Mac * Next, as shown on the screenshot below, see what Processor your Mac is running. [About This Mac] * Supported Processor Types for Lion (10.7): * Intel Core 2 Duo … ------- Please visit the source wiki page for the rest of this article.

Index

Keith A McDermott — Tue, 26 Jul 2011 13:18:30 -0400

Welcome to the Macintosh documentation. Below you can find answers to common issues with Macintosh systems in PCN * Check Application Architecture * Crash issues with IDL on Mac Lion * Connect to PCN shared directories (gutenberg) and ITaP home directories * I can't print from Photoshop on a scanner Macintosh! * How can I set up my MacOS X system to print to department printers? * PAL2.0 just won't connect! What do I do?! ------- Please visit the source wiki page for the rest of this article.

Welcome to the PCN Wiki!

Keith A McDermott — Mon, 18 Jul 2011 16:19:07 -0400

Use the following links to access the PCN Documentation. If you should find something missing that would be helpful or in need of an update, please let us know. Please check back often as this is updated. PCN Topics * Supported Software * Policies and Procedures * Facilities ------- Please visit the source wiki page for the rest of this article.

Poster Printer

Keith A McDermott — Fri, 15 Jul 2011 08:34:39 -0400

* Use the following directions to print poster printers on the Physics Poster Printer, an HP DesignJet T790 * The Poster Printer is currently located in room PHYS 66 * If your poster prints improperly, do not try to print again. Instead, contact PCN for assistance, which we will gladly provide. ------- Please visit the source wiki page for the rest of this article.

Printer Setup for Windows 7

Keith A McDermott — Wed, 13 Jul 2011 16:21:15 -0400

In order to install departmental printers, first you need to connect to GUTENBERG using the following procedure: Primary Method * On your physical keyboard, press Windows key and letter R in tandem - a RUN window will come up. * In the space provided, type the following: \\gutenberg.physics.purdue.edu ------- Please visit the source wiki page for the rest of this article.

Disk Quotas at PCN

Keith A McDermott — Mon, 21 Mar 2011 16:34:58 -0400

What's a disk quota? Users of PCN Unix systems do have quotas for their home directories. The disk quota is a limit to how much you can store in your home directory. This ensures that we have sufficient storage for everyone in the building. * Physics Faculty have a 2 GB quota * Physics Staff/Students have a 600 MB quota ------- Please visit the source wiki page for the rest of this article.

Extra Installation Procedure for Acrobat X in Windows

rfoley — Mon, 13 Dec 2010 13:36:22 -0400

A few additional steps are needed to install Acrobat X on Windows machines. 1. Open the Start menu. In the search box, type “Command Prompt” (not cmd.) 2. Right click the icon, and Run As Admin. 3. In the command prompt, type the following: ------- Please visit the source wiki page for the rest of this article.

Index

rfoley — Mon, 13 Dec 2010 13:31:24 -0400

Index Use the following links for information on Windows Systems * Installing Network Printers * Recent printing problems/errors self-help * Network latency information * Poster Printer Instructions * PCN Online Windows Resources * Using Secure CRT to SSH from Windows * Connecting to PAL (Purdue AirLink) * Encrypting files in Windows * Extra Installation Procedure for Acrobat X in Windows ------- Please visit the source wiki page for the rest of this article.

Index

Keith A McDermott — Fri, 29 Oct 2010 09:02:47 -0400

All PCN Users are required to comply with Purdue University Policies. Click here to view University Policies. Please read the below documents for information on PCN Policies and Procedures New/Reactivated Physics Account Procedures PCN Backups Disk Quotas at PCN ------- Please visit the source wiki page for the rest of this article.

Change Default UNIX Shell

Keith A McDermott — Tue, 31 Aug 2010 12:40:29 -0400

This article describes how to change your default shell - from bash to tcsh or from tcsh to bash. Procedure * Login to bohr ssh bohr * Once logged in, use chsh to change your default shell > chsh Changing login shell for username on *all* ACMAINT hosts. Enter existing password: Old shell: /usr/local/bin/bash New shell [/usr/local/bin/bash]: ------- Please visit the source wiki page for the rest of this article.

Course Web Pages

Justin Kyle Kietzman — Tue, 17 Aug 2010 14:21:59 -0400

Course Web Pages are available to help distribute information to students. The following guide will help you upload documents to your web page. How To Upload Documents * Using your favorite web browser, navigate to www.physics.purdue.edu * Toward the bottom of the left hand navigation pane, you will find Courses and a drop down menu. * Using the drop down menu, select the course the course that you want to upload to and press go. * On the following page, select Course Admin from t… ------- Please visit the source wiki page for the rest of this article.

Mailing lists

Keith A McDermott — Wed, 04 Aug 2010 10:15:21 -0400

The following lists are available for the Physics Department: * physapstaff@purdue.edu Physics A/P Staff * physclerical@purdue.edu Physics Clerical Staff * physservice@purdue.edu Physics Service Staff * physfaculty@purdue.edu Physics Faculty * physemeritus@purdue.edu Physics Emeritus Faculty * physresearch@purdue.edu Physics Postdocs and Research Staff * physgrad@purdue.edu Physics Graduate Students * physugrad@purdue.edu … ------- Please visit the source wiki page for the rest of this article.

File Encryption with GPG on *nix

Keith A McDermott — Mon, 08 Feb 2010 14:58:31 -0400

Index

Keith A McDermott — Mon, 08 Feb 2010 14:54:31 -0400

File encryption is a technique that secures documents and other file types and provides a secure means to transfer sensitive documents over insecure transmission modes. * File Encryption in Windows * File Encryption in Linux * File Encryption in Mac ------- Please visit the source wiki page for the rest of this article.

Index

Keith A McDermott — Wed, 02 Dec 2009 10:34:02 -0400

Note that while we cannot provide support for self-maintained or unsupported workstations, use the following links as a guide for your workstation. Unsupported Linux Workstation Guide ------- Please visit the source wiki page for the rest of this article.

PAL2.0 Connecting Issue

Keith A McDermott — Tue, 01 Dec 2009 13:51:07 -0400

Sometimes even if all of the settings are correct, PAL2.0 will still fail to acquire a correct DHCP lease. This could be deceptive, because AIRLINK may display that it's connected to PAL2.0 while retaining PAL-INSTRUCTIONS IP. This will prevent you from browsing. ------- Please visit the source wiki page for the rest of this article.

PCN Online Windows Resources

Tomas Ratkus — Thu, 19 Nov 2009 10:59:42 -0400

Overview PCN has resources available to all Microsoft Windows users. However these programs are only guaranteed by PCN to work on PCN maintain computers. If your computer is not supported by PCN you may still uses these resources but only use these resources at your own risk. These resources at PCN are group into two catagories: ------- Please visit the source wiki page for the rest of this article.

Print eps files through lpr

Keith A McDermott — Tue, 20 Oct 2009 16:53:06 -0400

This document will provide directions on how to print eps files through lpr. Background Eps (Encapsulated PostScript) is a file standard which many applications use (typically for graphs). On our older backend server hardware, .eps files used to just print without any thought. However, due to recent server upgrades, these files no longer print. Printers which have cover-pages enabled print the cover page, but no actual data. The reason for this is that the newer server software properly ha… ------- Please visit the source wiki page for the rest of this article.

Slow Samba

Justin Kyle Kietzman — Tue, 25 Aug 2009 14:47:21 -0400

Slow Samba Symptoms Clients may experience some sluggishness during read/write sessions to a network share. Cause In order to better facilitate our users of Windows Vista and Windows 7, we have upgraded Samba. Microsoft has implemented new protocols for Windows Vista and Windows 7 for network communication. These protocols differ from the legacy protocols that were used in Windows XP and prior. ------- Please visit the source wiki page for the rest of this article.

lpr Print error under UNIX hosts

Mark W Linvill — Wed, 05 Aug 2009 11:07:28 -0400

This page applies to anyone receiving an lpr error under UNIX hosts similar to one listed below: lpr: unable to print file: client-error-bad-request Problem The problem is that gutenberg was recently updated which houses all printers for the department. This provides newer software versions which provide newer features and functionality, however this also seems to have caused an error with older hosts. ------- Please visit the source wiki page for the rest of this article.

Printing Issues

Keith A McDermott — Tue, 04 Aug 2009 12:27:51 -0400

This page applies to anyone receiving any sort of error while trying to print, be it self-supported machine, or one of ours. Problem The problem is that gutenberg was recently updated which houses all printers for the department. This provides newer software versions which provide newer features and functionality, however this also seems to have caused an error with older hosts. ------- Please visit the source wiki page for the rest of this article.

Fixing Mathematica Fonts in Windows

Tomas Ratkus — Thu, 02 Jul 2009 08:02:11 -0400

The Problem: You may receive the following error upon evoking Mathematica program: xset: bad font path element (#38), possible causes are: Directory does not exist or has wrong permissions Directory missing fonts.dir Incorrect font server address or syntax xset: bad font path element (#38), possible causes are: Directory does not exist or has wrong permissions Directory missing fonts.dir Incorrect font server address or syntax assertion `GenericUnicodeFont != 0' at M… ------- Please visit the source wiki page for the rest of this article.

ROOT (CERN package)

Keith A McDermott — Wed, 01 Jul 2009 10:24:56 -0400

ROOT is a software package provided from CERN. ROOT is available for use on any PCN-maintained workstation. Use the following directions to access this particular package. cd /package/root #Look at the various versions available and determine which you would like to use #Source the setup file appropriate to the version you want and shell you use #setup.sh for bash source 5.22_00/setup.sh #setup.csh for csh variants source 5.22_00/setup.csh root ------- Please visit the source wiki page for the rest of this article.

Debian Lenny Firefox Focus Issue

Keith A McDermott — Thu, 18 Jun 2009 14:01:28 -0400

This wiki page is meant to provide a quick workaround to a Debian Lenny issue whereby Firefox (Iceweasel) moves to the current virtual desktop when you click on a link from another application instead of staying on the virtual desktop you left it on. ------- Please visit the source wiki page for the rest of this article.

Projector

Tomas Ratkus — Wed, 08 Apr 2009 16:11:26 -0400

To check out the projector, see Irena in room 130. ------- Please visit the source wiki page for the rest of this article.

Help Center

Tomas Ratkus — Wed, 08 Apr 2009 16:10:47 -0400

Students can visit the help center to receive help with their homework in certain classes. Teaching assistants are available during specific hours. See course instructor for any and all details. The computers in the help center are available for student use, but are not ITAP supported machines. If you experience problems with the help center computers, please come see us in Rm. 394 or notify the TA on duty. ------- Please visit the source wiki page for the rest of this article.

PCN Windows Desktop Support

Tomas Ratkus — Wed, 08 Apr 2009 16:07:12 -0400

Windows Support Policy This document specifies the features of a PCN Maintained workstation running Microsoft's Windows operating system and the accessible services for Self Maintained Workstations running Microsoft's Windows operating system. First, make yourself familiar with the PCN Workstation Support Program. All policies defined in that document apply to workstations running the Microsoft Windows operating system. ------- Please visit the source wiki page for the rest of this article.

Email Policy

Tomas Ratkus — Wed, 08 Apr 2009 16:03:54 -0400

This document details the specific rules pertaining to electronic mail and its transmission, viewing, and management. The Physics Computer Network makes very few rules concerning this area of computing. The rules below supplement the official University policy on Electronic Mail and are put in place primarily to provide users with fair regulation of mail disk space, and to protect from mail abuse and the transmission of computer viruses. Unless otherwise noted, these policies apply to all comput… ------- Please visit the source wiki page for the rest of this article.

Printer Guidelines

Tomas Ratkus — Wed, 08 Apr 2009 16:00:52 -0400

PINE Printers

Tomas Ratkus — Wed, 08 Apr 2009 15:52:07 -0400

Before You Start... Find out the name of the printer you want to setup. In this How-To we will us the printer “babbage”. PINE's printer configuration screen On PINE's Main Menu: 1. Type S for Setup 2. Type P for Printer This will give you a screen that looks similiar to Figure 1. ------- Please visit the source wiki page for the rest of this article.

Can I access the Purdue Directory as an addressbook in my Email client?

Tomas Ratkus — Wed, 08 Apr 2009 15:50:01 -0400

For users of Unix mail readers, both Pine and Mutt are be configured to use Purdue's LDAP directory as an addressbook. In Mutt: * Press 'Q' (capital Q) to query the directory * When prompted, type a name to query * Select the proper record from the results ------- Please visit the source wiki page for the rest of this article.

Installing Network Printers

Tomas Ratkus — Wed, 08 Apr 2009 15:44:31 -0400

To install a network printer on a computer: * Determine the name of the printer you want to use * Click the Start button * Select Run * Type \\gutenberg.physics.purdue.edu * Click OK * If prompted, log in using the format ONEPURDUE\{your career account user name} and password * In the window locate the printer you wish to use and double click on the icon. ------- Please visit the source wiki page for the rest of this article.

Maple

Tomas Ratkus — Wed, 08 Apr 2009 15:30:26 -0400

Maple is installed on amdahl.physics (Linux cluster). The current version available on amdahl is Maple 8. Maple may be requested through ITaP for installation onto individual machines. For PCN-maintained machines, PCN can assist with this process. ------- Please visit the source wiki page for the rest of this article.

Personal Physics Page Errors

Keith A McDermott — Thu, 19 Mar 2009 14:05:54 -0400

I'm being asked to download my index page! [My index page doesn't show up!] If you are being asked to download the index page for your personal Physics website instead of it being displayed (see the sample above), then follow the simple steps below to correct the issue. ------- Please visit the source wiki page for the rest of this article.

Index

Keith A McDermott — Thu, 19 Mar 2009 10:38:54 -0400

* How can I create a web page in my PCN Account? * What are some more advanced web items I can do at PCN? * I am trying to access my personal Physics page and am instead being asked to download the index page. ------- Please visit the source wiki page for the rest of this article.

PCN Backups

Mathew J Hughes — Tue, 17 Mar 2009 09:01:18 -0400

All PCN-supported systems are backed up nightly. * Both Unix systems and Windows systems can be backed up. * Your home directory, and all filesystems residing on the RAID (this includes /class, /project, and /home) are backed up nightly. * /project and /home directories stored on UNIX workstation local disks are backed up nightly. * If you have a Windows system, either contact PCN to back up important data directly from your PC, or be sure to store your data on a backed up filesystem… ------- Please visit the source wiki page for the rest of this article.

Using Secure CRT to SSH from Windows

Tomas Ratkus — Wed, 25 Feb 2009 14:45:53 -0400

Using Secure CRT to SSH from Windows First of all, you need to have PC-Xware installed to be able to remotely start programs during SSH session via SecureCRT. Next you go to Start>Programs>SecureCRT6.0 and open SecureCRT Then select SSH2 for protocol, type in the hostname of server desired to connect to, and your username. Make sure settings look identical to the ones in the screen shot below, and click connect ------- Please visit the source wiki page for the rest of this article.

Index

Keith A McDermott — Thu, 29 Jan 2009 15:09:24 -0400

Getting started with PINE email program Using PINE Setting up PINE printers Setting up remote IMAP folders Configuring PINE for IMAP servers ------- Please visit the source wiki page for the rest of this article.

Kicked back to log-in screen after logging in?

Keith A McDermott — Thu, 29 Jan 2009 14:57:54 -0400

Your account is most likely over its disk quota, and your X-window session cannot write any files into your home directory. To fix: * Log into the system via the console (press CTRL-ALT-F2) * ssh to bohr. * Type the command 'quota -v'. * Find the files that are using all your space with the 'du' command. (type 'man du' for information on usage) * Remove, move away, or compress files such that you are below your quota. * You can switch back to the X-Window login by pressing CTR… ------- Please visit the source wiki page for the rest of this article.

Common Commands

Keith A McDermott — Thu, 29 Jan 2009 10:53:33 -0400

In any UNIX environment, there are certain commands a user needs to know to be able to easily manipulate files, and manage their account. The most important command in UNIX is the man command. This is the command that gives you access to the system documentation. It provides you with the proper syntax for any command. For more information about man, tpye “man man” at the UNIX prompt. ------- Please visit the source wiki page for the rest of this article.

Welcome to the PCN Wiki!

Tomas Ratkus — Wed, 28 Jan 2009 15:56:37 -0400

Using PINE

Tomas Ratkus — Thu, 04 Dec 2008 08:43:06 -0400

PINE is a very nice mail program that “naive users could use without fear of making mistakes”, according to the developers at the University of Washington in Seattle. Originally developed in 1989, Pine has gone through many iterations and improvements over the years. The latest release includes many nice features that make Pine one of the most popular mailer programs in the Unix environment. ------- Please visit the source wiki page for the rest of this article.

Sub menus don't open in pull down menus using office 2001

Tomas Ratkus — Wed, 03 Dec 2008 15:04:58 -0400

If the sub menus will not open in MACoffice 2001, you are probably currently using PICTify version 1.5. You need to remove PICTify version 1.5 in order for them to work again. ------- Please visit the source wiki page for the rest of this article.

I can't print from Photoshop on a scanner Macintosh!

Tomas Ratkus — Wed, 03 Dec 2008 15:01:27 -0400

This is a known incompatibility between Adobe Photoshop and Hewlett-Packard printers. Essentially, images cannot be directly printed from Photoshop. To work around the problem: * Scan or create your image in Photoshop. * Save the image as a jpeg, gif, or other image format. * Open the image with Picture Viewer. (Found under the Applications folder, or in Apple Menu -> Applications) * Print the image with Picture Viewer. ------- Please visit the source wiki page for the rest of this article.

CUPS Commands

Tomas Ratkus — Tue, 02 Dec 2008 10:41:20 -0400

For the most part, you use CUPS lpr commands exactly like you used to with LPRNG: lpr -Pprintername And that's it! However, specifying printer options with CUPS is done differently. With LPRNG, printing to transparency or disabling duplexing was done by appending ”--slide”, ”--duplex”, or ”--simplex” to the printer name. ------- Please visit the source wiki page for the rest of this article.

^M Appearing after importing files from Windows

Tomas Ratkus — Tue, 02 Dec 2008 10:40:17 -0400

The ^M is due to Windows and Unix using a different characters for newlines. Windows' newline character shows up as ^M in UNIX text editors. You can use the dos2unix command to remove the ^M characters. Simply run dos2unix filename > newfilename and what you specified as “newfilename” will contain your file, without the ^M characters. ------- Please visit the source wiki page for the rest of this article.

Quota Exceeding

Tomas Ratkus — Tue, 02 Dec 2008 10:37:32 -0400

A common culprit for quota-exceeding is the Mozilla browser. By default, it will store cache files in your home directory's .mozilla directory. A helpful solution to this problem is to use your desktop's /tmp directory for cache storage: Place the following commands in your shell startup files: ------- Please visit the source wiki page for the rest of this article.

Postscript File Combination

Tomas Ratkus — Tue, 02 Dec 2008 10:32:33 -0400

If you want to combine file1.ps and file2.ps into a file named “combined.ps”, you can use gs in the following manner: gs -sDEVICE=pswrite -sOutputFile=combined.ps -dNOPAUSE \ file1.ps file2.ps -c quit ------- Please visit the source wiki page for the rest of this article.

Printing

Tomas Ratkus — Tue, 02 Dec 2008 10:30:10 -0400

Off-line Printing (one side) To send an output to a PCN supported printer, use the command: lpr -[option] filename from a Unix shell command prompt. Note: you may also specify the path of the printed file as well. To send the output to a specific printer, use -P [printername] in the option field. For example, to print a file named foobaa.ps to babbage printer (default), the following command is used: ------- Please visit the source wiki page for the rest of this article.

Project Access

Tomas Ratkus — Tue, 02 Dec 2008 10:27:14 -0400

Oftentimes, trying to access directories such as---- /net/fileserver/project/YYY/ Will result in an error message like: cd: /net/fileserver/project/YYY: No such file or directory This does not mean that your project area 'YYY' is gone or moved. This happens when an automounted filesystem (anything under /class, /project, or /home) is not mounted. To access any of the /class, /project, or /home areas, you need to refer to them as a subdirectory of /class, /project or /home. (/project/YYY, no… ------- Please visit the source wiki page for the rest of this article.

SCP Failure

Tomas Ratkus — Tue, 02 Dec 2008 10:26:02 -0400

You are probably generating output in your .bashrc or .tcshrc/.cshrc file. Scp becomes confused by any terminal output. The solution is to remove all output from non-interactive login scripts. man bash (or tcsh if you've changed your shell) for details on the necessary changes. ------- Please visit the source wiki page for the rest of this article.

Mozilla Errors

Tomas Ratkus — Tue, 02 Dec 2008 10:23:14 -0400

Mozilla for UNIX downloads files to /tmp, then moves them to where you want to save them. If the file is large and/or /tmp too small, you will get this error. To get around this: Try and use “wget” to download your file: * cd /path/you/want/to/save/file * wget ------- Please visit the source wiki page for the rest of this article.

The Vi Editor

Tomas Ratkus — Tue, 02 Dec 2008 10:17:02 -0400

The vi editor is a display-oriented text editor. It is used for creating text files. It is not used to create font formatting. It is not a mode-less editor (as common on modern PCs). Everything that you type does not necessarily appear on the screen. Vi has two modes, editing and command mode. Editing is used for data entry, while command is used to navigate and manipulate the data entered during the editing mode. ------- Please visit the source wiki page for the rest of this article.