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Configuring Dial Services

4-20

Parameter: Secondary Clock

Default: Internal

Options: Internal | Port 1 Ext Loop | Port 2 Ext Loop | Auxiliary Ext

Function: Identiﬁes the secondary source of the transmit timing used by the single

port on the MCT1-1 Link Module and by both ports on the MCT1-2 Link

Module only if the primary clock becomes unavailable.

Internal – Generated by the clock chip on the Link Module

Port 1 Ext Loop – Generated by the signal coming in from Port 1

Port 2 Ext Loop – Generated by the signal coming in from Port 2

Auxiliary Ext – Generated from an external source using the DB9

interface

The internal and external clock source options include loop timing from

either port or an auxiliary timing source using the DB9 connector.

Instructions: Specify the source of the secondary transmit clock.

MIB Object ID: 1.3.6.1.4.1.18.3.4.9.1.1.5

MCT1/MCE1 Port Parameters

After the clock parameters, Site Manager displays the MCT1 or MCE1 Port

Parameters window (Figure 4-14 or Figure 4-15).

The port parameters apply to each of the 23 DS0 channels (MCT1) or 30 DS0

channels (MCE1) provided by an individual MCT1/E1 connector.

1. Click on OK to accept the default values or modify the parameters

according to the parameter descriptions starting on page 4-22 or

page 4-27.

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Avaya Configuring Dial Services Manual do Utilizador Página 98