in sofia conf
<param name="multiple-registrations" value="true"/>

in dialplan

<action application="bridge" data="$sofia_contact(mysofia_profile_name/user@regtodomain.com)"/>
or
<action application="bridge" data="$sofia_contact(mysofia_profile_name_same_as_regto_domain.com/user)"/>
or
<action application="bridge" data="$sofia_contact(user@mysofia_profile_name_same_as_regto_domain.com)"/>



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5956 d0543943-73ff-0310-b7d9-9358b9ac24b2