Avaya IP office to Avaya IP office connection Trunk connection

Job ID: 31333608

Budget: $10 – $30 USD

Dears,
I have two different versions of avaya ip office at two different locations , the trunk doesn't work althogh we can ping between the two sides?
anyone can do the connection and make the trunk up ?
Related categories: Asterisk PBX VoIP Network Administration Telecom