
Customizing Line Protocols
3-35
2. Click on Sync Details, if you want to edit synchronous line parameters.
Refer to Chapter 4 for instructions.
3. Click on OK.
Parameter: Enable
Default: Enable
Options: Enable
| Disable
Function: Enables or disables the T1 line.
Instructions: Set to Disable if you want to disable the T1 line.
MIB Object ID: 1.3.6.1.4.1.18.3.4.10.1.2
Parameter: Frame Type
Default: ESF
Options: ESF
| D4
Function: Selects either ESF (extended superframe) or D4 framing format. D4
transmits superframes consisting of 12 individual frames. ESF, in
contrast, transmits superframes consisting of 24 individual D4 frames and
provides enhanced signaling and synchronization.
Instructions: Select ESF or D4, based on the frame format that the associated T1
equipment requires.
MIB Object ID: 1.3.6.1.4.1.18.3.4.10.1.7
Parameter: B8ZS Support
Default: Disable
Options: Disable
| Enable
Function: Enables or disables Bipolar with 8-Zero substitution (a mechanism that
maintains T1 synchronization).
Instructions: Select Enable or Disable, depending on the ability of the associated T1
equipment to support B8ZS.
MIB Object ID: 1.3.6.1.4.1.18.3.4.10.1.9
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