# Viewing remote call server IP address TLV information

Use this procedure to display call server IP address information received on switch ports from an Avaya IP phone.

## Procedure steps

1. From the navigation tree, double-click Edit.

2. In the Edit tree, click Diagnostics.

3. In the Diagnostics tree, click 802.1AB.

4. In the 802.1AB tree, click Avaya.

5. In the work area, click the Neighbor Call Servers tab.

## Variable definitions

Variable | Value
--- | ---
TimeMark | Displays the time the latest TLV-based information is received from an Avaya IP phone.
LocalPortNum | Displays the number of the switch port on which the TLV-based information is received.
Index | Displays a unique identifier for the connected Avaya IP phone.
PortCallServerAddressType | Displays the call server IP address type used by the Avaya IP phone connected to the switch port.
PortCallServerAddress | Displays the call server IP address used by the Avaya IP phone connected to the switch port.