Verifying Multicast Session Announcements

Purpose

Verify that the Services Router is listening to the appropriate groups for multicast Session Announcement Protocol (SAP) session announcements.

Action

From the CLI, enter the show sap listen command.

Group Address   Port
224.2.127.254   9875

What it Means

The output shows a list of the group addresses and ports that SAP and SDP listen on. Verify the following information:

• Each group address configured, especially the default 224.2.127.254, is listed.
• Each port configured, especially the default 9875, is listed.

Related Topics

For a complete description of the show sap listen command and output, see the JUNOS Routing Protocols and Policies Command Reference.