Mitel 3000 - Programming IP Extensions; Bandwidth Requirements for IP Extensions; Prerequisites for IP Extension Setup

Mitel 3000
Installation & Maintenance Manual
20
Termination in CCU
All extension and line cabling is terminated on the CCU with RJ11 connectors.
The T1/E1 PRI is terminated on an RJ45 connector.
Similarly, all line and extension cabling is terminated on the Expansion Modules with RJ11 connectors.