Instruction manual

Flexible Trunk to Trunk Connections Page 1551 of 3156
Features and Services
When TBAR does not restrict connection from Trunk Route 1 to any other
trunk route:
• B can transfer the call on Trunk Route 1 to any of the Trunk Routes 2, 3,
or 4.
• B can conference the call on Trunk Route 1 with any of the Trunk Routes
2, 3, or 4.
On a TBAR restricted trunk, B receives a call on incoming Trunk Route 3.
The call is established. B initiates a call with any of the Trunk Routes 1, 2, or
4.
In this case, TBAR restricts connection from Trunk Route 3 to any other trunk
route. As B has Class of Service set to FTTR, the TBAR restriction is not
lifted for this set.
• B cannot transfer the call on Trunk Route 3 to any of the Trunk Routes
1, 2, or 4.
• B cannot conference the call on Trunk Route 3 with any of the Trunk
Routes 1, 2, or 4.
Referring to Figure 45, when the Flexible Trunk to Trunk Connections
Options is set to Flexible Trunk to Trunk Connections Trunk Barring (FTTB)
and the Class of Service of B is set to Flexible Trunk to Trunk Connections
Conditional (FTTC), TBAR restrictions for Supervised Conference are
lifted. TBAR restrictions for Transfer and unsupervised Conference are
maintained.
On a TBAR unrestricted trunk, B receives a call on incoming Trunk Route 1.
The call is established. B initiates a call with any of the Trunk Routes 2, 3,
or 4.
When TBAR does not restrict connection from Trunk Route 1 to any other
trunk route:
• B can transfer the call on Trunk Route 1 to any of the Trunk Routes 2, 3,
or, 4.
• B can conference the call on Trunk Route 1 with any of the Trunk Routes
2, 3, or 4.