Set Lync Emergency Call Options on Realms, Session Agents, and SIP Interfaces

You can configure the return_183_initial_invite option on each session-agent, realm-config, or sip-interface that interacts with Microsoft Lync. This option is not recognized in the global spl-config and is required for SPL functionality.

1. In Superuser mode, type configure terminal, and press Enter.

   ACMEPACKET# configure terminal

2. Type session-router, and press Enter.

   ACMEPACKET(configure)# session-router
   ACMEPACKET(session-router)#

3. Type session-agent, and press Enter.

   ACMEPACKET(session-router)# session-agent
   ACMEPACKET(session-agent)#

4. Type spl-config , and press Enter.

   ACMEPACKET(session-agent)# spl-config
   ACMEPACKET(spl-config)#

5. Type spl-options +return_183_initial_invite.

   ACMESYSTEM(spl-config)# spl-options +return_183_initial_invite

6. Type done to save the configuration.