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Checking the Configuration
Defining Set Bit (National)
In interface configuration mode, define set bit in G751 frame (national bit) by entering the national bit
[0 | 1] configuration subcommand, as in the following example:
router(config-if)# national bit 1
Use the
Enabling E3 Scrambling
In interface configuration mode, enable E3 scrambling by entering the scramble configuration
subcommand, as in the following example:
router(config-if)# scramble
Use the
Note
The local port configuration must match the remote port configuration. For example, if you enable
scrambling on the local port, you must do the same on the remote port.
Specifying E3 Framing
In interface configuration mode, specify E3 framing by entering the framing {g751 | bypass}
configuration subcommand, as in the following example:
router(config-if)# framing g751
Use the
Note
If you use the bypass option, scrambling must be set to the default, disabled; the DSU mode must be set
to the default, 0; and the DSU bandwidth must be set to the default, 34010.
Checking the Configuration
After configuring the new interface, use the show commands to display the status of the new interface
or all interfaces, and use the ping and loopback commands to check connectivity. This section includes
the following subsections:
•
•
•
PA-E3 Serial Port Adapter Installation and Configuration
4-12
form of this command to return to the default, which is 0.
no
form of this command to restore the default value, which is disabled.
no
form of this command to return to the default, which is G.751 framing.
no
Using show Commands to Verify the New Interface Status, page 4-13
Using the ping Command to Verify Network Connectivity, page 4-29
Using loopback Commands, page 4-29
Chapter 4
Configuring the PA-E3
OL-3502-04
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