Difference between revisions of "Category:Networking"

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This category covers how to connect ''your own'' computer (desktop/laptop) to the CS Network.
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==INTRO==
  
There are two main networks in CS, the '''CS Grad/Research Net''' and the '''CS Undergrad Net'''.  Both have their own IP ranges and can only be connected to via an ethernet (Cat 5e or better) cable.
 
  
<!-- There are three main networks in CS.  There is the '''Public CS Grad/Research Net''', the '''Private CS Grad/Research Net''', and the '''CS Undergrad Net'''.  All of them are only accessible via network jacks in Malone Hall. -->
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This category includes links on how to connect ''your own'' computer (desktop/laptop) to the CS Network over in Malone Hall.  ''We do not support networks outside of Malone Hall.''
  
== <!--Public--> CS Grad/Research Network ==
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'''''But first,''''' please read:
  
You may connect to the '''CS Grad/Research Network''' via wallports in most CS offices and labs, ''except for Croft (formerly, NEB) 225/227 (the CS Collaboration Room and CS Undergraduate Lab)''.
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:[[Networking at CS - Overview]]
 
 
You may request a '''''static IP''''' for the CS Grad/Research Network by filling out and submitting the [http://www.cs.jhu.edu/ip-address-application  CS Network IP Address Application] form. 
 
You will ''need to get a CS faculty member to approve/sponsor ''you getting a static IP, and list that faculty member in the appropriate field of the form.  When you fill out the form, we will contact the faculty member you listed to confirm approval.    Please a allow a few business days for the form to be processed.
 
 
 
You may also choose to use a [[Connecting To The CS Grad Net Using DHCP|'''''DHCP-provided non-static (dynamic) IP''''']] instead.
 
 
 
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The '''"Public" CS Grad/Research Net''' uses IP addresses that are directly accessible from the Internet.  It is useful for servers that need to be widely accessible or for systems that people need to connect to without going through the Hopkins VPN.
 
 
 
Systems on the Public Grad Net can freely communicate with systems elsewhere on the Hopkins network, including systems on the Private CS Grad Net.
 
 
 
In order to set up a system on the Public Grad Net, you will need to fill out the [http://www.cs.jhu.edu/ip-address-application Static IP Address Application Form] and be approved.  Your approval will include instructions on how to set up your system.
 
 
 
Because systems on the Public Grad Net are exposed to the Internet, they are expected to be managed in a way that preserves their security and the security of the Hopkins network.  The Network Security Team (part of the [http://www.it.jhu.edu/ IT@JH] group, ''not'' CS) may periodically perform security scans of systems on the Public Grad Net.  If they determine that there are security problems with a system, they may disable all Internet access for that system until the problems are resolved.
 
 
 
== Private CS Grad/Research Network ==
 
 
 
The '''"Private" CS Grad/Research Net''' uses IP addresses that can only be directly accessed from either the Hopkins network or the Hopkins VPN.  It is useful for systems that do not need to be accessed from the Internet, like desktop computers or printers.  The private addressing used on this network helps keep the systems a little more secure, since no one on the Internet can contact them directly.
 
 
 
You can connect your system to the Private Grad Net by following the instructions at [[Connecting To The CS Grad Net Using DHCP]].  That will give you a dynamic IP address.  If you need a static IP address, fill out the [http://www.cs.jhu.edu/ip-address-application Static IP Address Application Form], making sure to specify that you want a private static IP address.
 
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== CS Undergrad Network IPs ==
 
 
 
The '''CS Undergrad Network''' is only available via wallports in ''NEB 225/227 (the CS Collaboration Room and CS Undergraduate Lab).'' and only using [[Connecting To The CS Ugrad Net Using DHCP|CS's ''Dynamic'' DHCP service for the Ugrad Net]].  There are no static IPs granted to users for the CS Ugrad Net.
 
 
 
<!--
 
The '''CS Undergrad Network''' is only available via network jacks in the undergrad labs in Malone 122 and Malone 322.  Use the instructions at [[Connecting To The CS Ugrad Net Using DHCP]] to connect to this network.  All access on that network uses dynamic IP addresses; we do not issue static IPs for it.
 
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== DNS Servers to use when on the CS Network ==
 
 
 
Primary DNS:  '''128.220.13.50'''
 
 
 
Secondary DNS:  either '''10.200.1.1''' or '''10.200.2.2''' -- your choice.
 
 
 
DHCP-provided CS IPs will automatically receive a primary DNS server of 128.220.13.50 and a secondary DNS server of 10.200.2.2.
 
 
 
== Wireless ==
 
 
 
'''CS does ''not'' provide wireless capability.'''  We suggest connecting to [http://www.it.johnshopkins.edu/services/network/wireless JHU's '''hopkins''' wireless network] if you would like to wirelessly connect to JHU.  (We recommend you do not connect to JHU's "JHGuestnet" access point, since it limits your ability to connect to sites within JHU.  So, use "hopkins" instead.)
 
 
 
If you have problems connecting to JHU's "hopkins" wireless system, you can either contact the JHU Helpdesk at 410-516-HELP or, you can send e-mail to [mailto:wirelessteam@jhu.edu '''wirelessteam@jhu.edu'''] for further assistance.  Be sure to tell them where on campus you are experiencing the problem.  They might also require specific information about your computer, including its wireless interface's MAC address.
 
 
 
== Security Note ==
 
 
 
All computers that connect to the CS Grad/Research or Undergrad net should be at their latest security levels and should be configured to prevent viruses, etc.  For antivirus software, please see the  [http://it.jhu.edu/antivirus JHU Antivirus webpage].
 
  
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for details on how our CS Network is set up, including ''wall jacks, IP addresses and DNS configuration.''
  
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[[Category:All]]
 
[[Category:All]]

Latest revision as of 19:56, 11 April 2017

INTRO

This category includes links on how to connect your own computer (desktop/laptop) to the CS Network over in Malone Hall. We do not support networks outside of Malone Hall.

But first, please read:

Networking at CS - Overview

for details on how our CS Network is set up, including wall jacks, IP addresses and DNS configuration.