Nortel Passport 241-5101-200, Installation Manual

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44 Chapter 4 Configuring the Passport 8250 for operations
241-5101-200 R2.2
clockconfig [set]
2 For External Primary Board Number, enter a board number.
3 For External Primary Port Number, enter a port number.
4 For External Secondary Board Number, enter a board number.
5 For External Secondary Port Number, enter a port number.
6 For Admin Reference Clock Source, enter 2 for
ExternalPrimaryAutomaticSwitchOn:
Admin Reference Clock Source: Internal 2
Example
The following is example of setting the clocking scheme to
ExternalPrimaryAutomaticSwitchOn. The primary port is the ATM
uplink port on the network board and the secondary port is port 16 on
service board 3.
[E1-1]: clockconfig set
External Primary Board Number (0 - 3) = 0
External Primary Port Number (1 - 16) = 3
External Secondary Board Number = 0 3
External Secondary Port Number = 3 16
Admin Reference Clock Source: Internal 2
Setting the reference clock to internal
1 Display the clockconfig parameters:
clockconfig [set]
2 For External Primary Board Number, press enter to move to the next field.
3 For External Secondary Port Number, press enter to move to the next
field.
4 For External Secondary Board Number, press enter to move to the next
field.
5 For External Secondary Port Number, press enter to move to the next
field.
6 For Admin Reference Clock Source, enter 1 for internal.