display twamp control-session (All views)

Function

The display twamp control-session command displays information about a control session on the Two-Way Active Measurement Protocol (TWAMP) server.

Format

display twamp control-session { verbose | client-ip client-ip-address client-port client-port-number [ vpn-instance vpn-instance-name ] }

Parameters

Parameter	Description	Value
verbose	Displays detailed information about a control session.	-
client-ip client-ip-address	Specifies the IP address of a control-client.	The value is in dotted decimal notation.
client-port client-port-number	Specifies a TCP port number of a control-client.	The value is an integer ranging from 1 to 65535.
vpn-instance vpn-instance-name	Displays information about a control session in a specified VPN instance.	The value is a string of 1 to 31 case-sensitive characters, spaces not supported. In addition, the VPN instance name must not be _public_. When double quotation marks are used around the string, spaces are allowed in the string.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
twamp	read

Usage Guidelines

Usage Scenario

After a control session is configured, you can run the display twamp control-session command to view detailed information about the control session.

Example

The actual command output varies according to the device. The command output here is only an example.

# View detailed information about a control session.

<HUAWEI> display twamp control-session verbose
State                : active
Control Session ID   : 0
Client IP            : 1.1.1.1
Client Port          : 37524
Server IP            : 1.1.1.2
Server Port          : 862 
VPN Instance         : -
Mode                 : unauthenticated
Inactive Time(s)     : -
Test Session Number  : 10 
Created Time         : 2012-08-05 16:47:55
Normal Stop          : 100
Abort Stop           : 10

State                : active
Control Session ID   : 1
Client IP            : 10.1.1.1
Client Port          : 37524
Server IP            : 10.10.10.2
Server Port          : 862 
VPN Instance         : -
Mode                 : unauthenticated
Inactive Time(s)     : -
Test Session Number  : 10 
Created Time         : 2012-08-05 16:47:55
Normal Stop          : 100
Abort Stop           : 10

**Table 1** Description of the **display twamp control-session (All views)** command output
Item	Description
State	The state of a control session can be: initial: the control session is in the initialized state. connecting: the control session is in the connected state in which parameters are negotiated. establish: the control session has been established, but the test session is not established. inactive: both the control and test sessions have been established, but the test session is not started. active: both the control and test sessions have been established, and the test session is started.
Control Session ID	ID of a control session.
Client IP	IP address of the control-client.
Client Port	TCP port number of the control-client.
Server IP	IP address of the server.
Server Port	TCP port number of the server. You can run the tcp port command to change the TCP port number.
VPN Instance	Name of a VPN instance.
Mode	The authentication and encryption modes are as follows: unauthenticated. authenticated (currently not supported). encrypted (currently not supported).
Inactive Time(s)	Inactive interval of a control session, in seconds. The value is specified by the SERVWAIT timer. The - value indicates that the SERVWAIT timer is not started.
Test Session Number	Number of test sessions based on a control session.
Created Time	Time when a control session is established.
Normal Stop	Times a control session normally stops.
Abort Stop	Times a control session abnormally stops.