Cisco Cisco Packet Data Gateway (PDG) Fehlerbehebungsanleitung
Troubleshooting the System
▀ Test Commands
▄ Cisco ASR 5000 Series Packet Data Serving Node Administration Guide
OL-22939-01
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.
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 below.
order to minimize system downtime and data loss. These mechanisms are described below.
Using the PPP Echo-Test Command
The system provides a mechanism to verify the Point-to-Point Protocol session of a particular subscriber by sending
Link Control Protocol (LCP) packets to the mobile node. This functionality can be extremely useful in determining the
quality of the air link and delays that may occur.
Link Control Protocol (LCP) packets to the mobile node. This functionality can be extremely useful in determining the
quality of the air link and delays that may occur.
The command has the following syntax:
Keyword/Variable
Description
Specifies that the test is executed for a subscriber with a specific call identification number
(callid).
(callid).
is the specific call identification number that you wish to test.
Specifies that the test is executed for a subscriber with a specific IP address.
is the specific IP address that you wish to test.
is the specific IP address that you wish to test.
Specifies that the test is executed for a subscriber with a specific mobile station identification
(MSID) number.
(MSID) number.
is the specific mobile station identification number that you wish to
test.
Specifies that the test is executed for a subscriber with a specific username.
is the specific username that you wish to test.
The following displays a sample of this command‘s output showing a successful PPP echo-test to a subscriber named
.