Appendix A Cisco 3825 Mobile Wireless Edge Router RAN-O Command Reference

gsm-abis congestion critical

gsm-abis congestion critical

Defines the critical timeslots that are exempt from suppression during congestion onset.

These are the timeslots that contain signalling and control information exchanged between the BSC and Base Transceiver Station (BTS). To define the critical timeslots that are exempt from suppression during congestion onset, use the gsm-abis congestion critical Interface configuration command.

gsm-abis congestion critical [timeslot-range]

Syntax Description

 

timeslot-range

Specifies a value or range of values for time slots that are exempt from

 

 

 

suppression during congestion onset. Use a hyphen to indicate a range.

 

 

 

 

 

 

 

Defaults

 

There are no default settings or behaviors.

Command Modes

Command History

Interface configuration

ReleaseModification

12.4(2)MR

This command was introduced.

 

 

Examples

 

The following example shows how to set the timeslots range:

 

 

 

Router(config)# interface Serial10/1/0:0

 

 

 

Router(config-if)# no ip address

 

 

 

Router(config-if)#encapsulation gsm-abis

 

 

 

Router(config-if)# load-interval 30

 

 

 

Router(config-if)#gsm-abis local 10.10.10.2 6661

 

 

 

Router(config-if)#gsm-abis remote 10.10.10.1 5553

 

 

 

Router(config-if)#gsm-abis congestion enable

 

 

 

Router(config-if)#gsm-abis congestion critical 2-3

 

 

 

Router(config-if)# no keepalive

 

 

 

 

Related Commands

 

Command

Description

 

 

 

 

 

 

 

 

gsm-abis congestion abate

Sets the congestion abatement detection level at which the remote

 

 

 

 

router will stop suppressing timeslots because congestion has been

 

 

 

 

alleviated.

 

 

 

 

 

 

 

 

gsm-abis congestion enable

Sets the congestion detection algorithm to monitor the transmit

 

 

 

 

jitter buffer and to send congestion indicator signals to the remote

 

 

 

 

when congestion is detected.

 

 

 

 

 

 

 

 

gsm-abis congestion onset

Sets the congestion onset detection level at which the remote router

 

 

 

 

will start suppressing all timeslots that are not defined as critical in

 

 

 

 

an effort to alleviate the congestion.

 

 

 

 

 

 

 

 

gsm-abis jitter

Sets the amount of transmit jitter delay for the GSM-Abis interface.

 

 

 

 

 

 

 

 

 

 

 

 

Cisco 3825 Mobile Wireless Edge Router Software Configuration Guide

 

 

 

 

 

 

 

 

 

OL-15667-03

 

 

 

 

A-23

 

 

 

 

 

 

 

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Cisco Systems 3825 manual Gsm-abis congestion critical timeslot-range, Timeslot-range, Gsm-abis congestion abate