Computer Help

Obtaining an IP Address

To access network resources, your computer will need an IP address. This address must be unique and correct for our network.

There are two methods for obtaining an IP address on the chemistry department network:

1. DHCP - The system will request an IP address from the Chemistry department DHCP server.

In most cases, the actual IP address assigned to your machine is unimportant, so long as the address is correct for our network and traffic can be routed to it. In those cases, it is best to use DHCP to obtain the IP address.

Once the address is assigned, your system will use that address until your machine leaves the network (e.g., you take your laptop home or turn the system off overnight). When the machine returns it will most likely obtain a different IP address.

2. Static - An IP address is allocated to the machine and will remain consistent across reboots.

There are certain cases where the same IP address should always be assigned to a system. Typically, these are server systems, but other examples include:

  1. Printers
  2. Group file servers
  3. Devices that don't support DHCP

If you need a static IP address for a device, please contact us.

Please contact us with questions.

Instructions for obtaining an IP Address.

1. Go to Start. Select Settings, then click on Network Connections.

Go to start. Select settings, then network connections

2. Double-click on LAN or High-Speed Internet.

click on LAN or High-Speed Internet

3. Click on Properties

click properties

4. Select Internet Protocol (TCP/IP). Click Properties.

select TCP/IP then click properties

5. Select Obtain an IP address automatically. Click OK

select obtain IP address automatically then click ok

6. You should now have an IP Address.

Questions?

If you are having trouble getting a physical connection to the network, please contact us or use the instruction set below.

Checking Your Physical Connection to the Network

1. Go to Start. Select Run...

Go to start then select run. Type cmd then click ok.

2. Type cmd then click OK.

Type ping and the IP address.

3. Type ping 128.104.68.1

A packet will be sent to the network address.

you should get a reply

4. You should get at least one reply. If not, please contact us.

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