Grandstream UCM6100 Busy Camp-on Guide - Manual (Page 8)

UCM6100 Busy Camp-on Guide Page 7 of 10
3. Make the same configuration for extension 5000 on UCM2. This extension is for UCM1 to register SIP
trunk on UCM2.
4. On UCM1, create a SIP register trunk and register to the extension 5000 on UCM2. This can be done
by clicking on web GUI->PBX->Basic/Call Routes->VoIP Trunks. The following
figure shows the configuration for new SIP trunk on UCM1.
Figure 4: Create SIP Register Trunk

Type: Select “Register SIP Trunk”

Host Name: Enter the IP address of the UCM to register to

Username: The extension number on the UCM to register to

AuthID: Same as Username

Password: The password of the extension number on the UCM to register to
5. Similar to step 4, on UCM2, create a SIP register trunk and register to the extension 1000 on UCM1.
6. Check the registration status of the trunks on web GUI->Status->PBX Status. If configured
successfully, the status for the trunk should show as “Registered”.