Nortel Networks Passport Module 8672A - Manual (Page 114)

114 Chapter 5 Managing the Passport 8672ATM Module with the CLI
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Framing Mode Sets the framing for the port to:
• sonet means the Synchronous Optical Network format;
standard format used in North America.
• sdh means the Synchronous Digital Hierarchy clock format;
standard format used in Europe.
Clock Source Sets the framing clock source for the port to:
• loopTimed means clocking is derived from SONET line.
• freeRunning means clocking is derived from on-board clock.
Note that if you have two connected Passport 8672ATM
Modules, you must set both to freeRunning or one to
freeRunning and one to loopTimed; do not set both to
loopTimed.
Line Speed 155 MBS or 622 MBS
Loop Back Mode Sets the loopback mode to:
• off
• internal
• external
Mac Address The MAC address assigned to this VLAN (used in IP and IPX
routed circuits when there is no appropriate destination MAC to
use).
Table 40 Port page items (continued)
Field Description