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Customizing Line Protocols

3-51

Parameter: Framing Mode

Default: SONET

Options: SDH

| SONET | CBIT | M23 | G751 | G832

Function: Speciﬁes the transceiver mode for the physical interface.

Instructions: Select a transceiver mode as follows:

– SDH or SONET for OC-3 modules

– CBIT or M23 for DS3 modules

– G751 or G832 for E3 modules

MIB Object ID: 1.3.6.1.4.1.18.3.4.23.3.2.1.17

Parameter: Clocking Signal Source

Default: Internal

Options: Internal

| External

Function: Speciﬁes whether the router uses its internal clock or an external clock for

time signals on this interface.

Instructions: Select Internal to use the router’s clock; select External to use an external

clock.

MIB Object ID: 1.3.6.1.4.1.18.3.4.23.3.2.1.18

Parameter: DS3 Line Build Out

Default: Short

Options: Short

| Long

Function: Conditions router signals to mitigate attenuation, which depends on the

physical length of the line.

You can set this parameter only when using DS3 modules.

Instructions: Select Short for lines shorter than 225 ft; select Long for lines 225 ft or

longer.

MIB Object ID: 1.3.6.1.4.1.18.3.4.23.3.2.1.23

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Avaya Configuring Line Services Manual do Utilizador Página 99