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Configuration Example
PA-E3 Serial Port Adapter Installation and Configuration
8-8
Step 3 If IP routing is enabled onthe system, change to interface configuration mode anduse the
ip address configuration subcommand to assign an IP address and subnet mask to the
interface, as in the following example:
router(config-if)# ip address 10.0.0.0 10.255.255.255
Step 4 In interface configuration mode, choose the internal clock source by entering the
clock source configuration subcommand, as in the following example:
router(config-if)# clock source internal
Use the no form of this command to restore the default clock source, which is line.
Step 5 In interface configuration mode, change the shutdown state to up and enable theinterface
as follows:
router(config-if)# no shutdown
Step 6 Configure additional interfaces as required.
Step 7 When you have included all of the configuration subcommands to complete the
configuration, press Ctrl-Z to exit configuration mode.
Step 8 Write the new configuration to nonvolatile memory as follows:
router# copy running-config startup-config
[OK]
router#
To check the interface configurationusing show commands,proceed to the “Usingshow Commands
to Display Interface and System Information” section on page 8-12.
Configuration Example
The following example shows a typical configuration for the PA-E3 on a Cisco 7500 series router:
router> enable
router# configure terminal
router(config)# interface serial
router(config)# interface serial 1/0/0
router(config)# ip address 1.1.1.10 255.255.255.0
router(config-if)# clock source internal
router(config-if)# no shutdown
router(config-if)# ^Z
Customizing the PA-E3
You can customize thePA-E3. The featuresyou can customize have default values thatwill probably
suit your environment and need not be changed. However, you might need to enter configuration
commands, depending onthe requirements for your systemconfiguration and the protocolsyou plan
to route on the interface. Perform the tasks in the following sections if you need to customize the
PA-E3.