trunk group

A group of trunks serving the same special purpose. The term commonly is applied to

voice Private Branch Exchange (PBX) trunks. Multiple Direct Inward Dial (DID) trunks commonly are grouped together in a trunk group, for example. See also trunk.

• potential
• POT (Point Of Termination)
• POTS (Plain Old Telephone Service)
• pound sign
• power back-off
• power density
• powered device (PD)
• power failure cut-through
• power failure transfer
• powerline carrier (PLC)
• power over Ethernet (PoE)
• power (P)
• power sourcing equipment (PSE)
• p-persistent carrier sense multiple access (P-Persistent CSMA)
• P-Persistent CSMA (P-Persistent Carrier Sense Multiple Access)
• P-phone (Proprietary phone)
• P-phone (Proprietary phone)
• PPO (Private Paging Operator)
• PPO (Private Paging Operator)
• PPPoA (PPP over ATM)
• PPPoE (PPP over Ethernet)
• PPP over ATM (PPPoA)
• PPP over Ethernet (PPPoE)
• PPP (Point-to-Point Protocol)
• PPTP (Point-to-Point Tunneling Protocol)