Test Commands; Using The Gtpu Test Echo Command - Cisco ASR 5000 Series Administration Manual

3g home nodeb gateway

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▀ Test Commands

Test Commands

In the event that an issue was discovered with an installed application or line card, depending on the severity, it may be

necessary to take corrective action.

The system provides several redundancy and fail-over mechanisms to address issues with application and line cards in

order to minimize system downtime and data loss. These mechanisms are described in the sections that follow.

This command tests the HNB-GW's ability to exchange GPRS Tunneling Protocol user plane (GTP-U) packets with the

specified peer nodes which can be useful in troubleshooting and/or monitoring.

The test is performed by the system sending GTP-U echo request messages to the specified node(s) and waiting for a

response.

service is configured.

The command has the following syntax:

Keyword/Variable

The following figure displays a sample of this command's output showing a successful GTPU echo-test from an HNB-

GW service bound to address 192.168.157.32 to an SGSN with an address of 192.168.157.2.

▄ Cisco ASR 5000 Series 3G Home NodeB Gateway Administration Guide

MPORTANT

This command must be executed from within the context in which at least one HNB-GW

Description

Specifies the IP address of aninterface configured on the system.

NOTE: The IP address of the system's interface must be bound to a configured HNB-GW

service prior to executing this command.

Specifies that GTP-U echo requests will be sent to all Nodes that currently have sessions with

the HNB-GW service.

Troubleshooting the Service

OL-22991-01

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