Figure 4-4. Add SIP Extension
7. Click on “Submit” button at the end of the page, and you will see a similar page on
Figure 4-5 displaying the “Apply Configuration Changes Here” pink ribbon on top of
the screen. Click on there to apply changes.
Figure 4-5
8. With this you have just finished creating a SIP extension that will be used by the
Grandstream GXP2160 to register with the Elastix Server. Repeat Steps 5 through 7 to
similarly create another extension (different values on Step 6) to be used by the IP (SIP)
Phone to register as well (extension 101 in this example). Once you finished you will
see something similar to Figure 4-6.