Building Telephony Systems with OpenSIPS - Second Edition

Using aliases

In some cases, you want to allow a user to have several addresses, such as the phone number associated to a main address. You can use aliases for this purpose.

You can add an alias as follows:

#opensipsctl alias_db add [e-mail] [e-mail]

The output for the preceding command is as follows:

database engine 'MYSQL' loaded
Control engine 'FIFO' loaded
MySql password for user 'opensips@localhost':

There are two different implementations of the alias functionality. The first one is the alias database. In this modality, you use the function, lookup("aliases"). This function goes to the aliases table, checks the existence of the alias, and replaces the RURI with the canonical form of the alias. Recently, a new module called ...