4000 Router Series Voice Configuration Guide

Configuring SIP UA registration

A SIP UA registers with a SIP registrar as shown in Figure 32:

1. The SIP UA sends a REGISTER request to the registrar.

2. The registrar returns a 200 OK response to the UA if the registration is accepted.

Figure 32 Registration process

If the registrar needs to authenticate the UA, the UA registers with the registrar as shown in Figure 33:

3. The UA sends a REGISTER request to the registrar.

4. The registrar returns a 401/407 response, challenging the originator to provide credentials.

5. The UA sends a REGISTER request that includes credentials to the registrar.

6. The registrar returns a 200 OK response to the UA if the authentication succeeds.

Figure 33 Registration process with authentication

Configuration prerequisites

Complete the following tasks before you configure SIP credentials information:

• Configure a number template on each voice entity with the match-template command and bind

each voice entity to a voice subscriber line with the line command.

• Enable the voice entities and voice subscriber lines (in undo shutdown state).

Configuring SIP credentials

If the registrar provides UA authentication, configure SIP credentials on the SIP UA in the following ways:

IP network

Registrar

200 OK