Nortel Networks 8672ATME Instrukcja Użytkownika Pobierz pdf (Strona 60)

60 Chapter 4 Managing the Passport 8672ATME Module with Device Manager

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Editing circuit parameters

To view and configure ATM PVC parameters:

1 On the device view, highlight a port.

2 From the Device Manager menu bar, choose Edit > Port.

The Port dialog box opens with the Interface tab displayed (Figure 12).

3 Click the ATM PVC tab.

The ATM PVC tab opens (Figure 17).

FramingMode Sets the framing for the port to:

• sonet (Synchronous Optical Network), the standard format used in

North America.

• sdh (Synchronous Digital Hierarchy), the standard format used

worldwide except in North America.

ClockSource Sets the clock source for the port to:

• loopTimed, which means clocking is derived from the SONET line.

• freeRunning, which means clocking is derived from the on-board

clock.

Note: If you have two connected

Passport 8672ATME Modules, you

must set both to freeRunning or one to freeRunning and one to

loopTimed; do not set both to loopTimed.

LoopBackMode Sets the loopback mode to:

•off

• internal

•external

MacAddress MAC address assigned to a particular interface.

Table 8 ATM tab fields (continued)

Item Description

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 161 162

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Nortel Networks 8672ATME Instrukcja Użytkownika Strona 60