Avaya Phone System
Toll Free: 800-475-0989
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Avaya Phone System |
Toll Free: 800-475-0989 |
Internal Expansion Modules |
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| Trunk interface cards are rear mounted to provide flexible trunk connectivity for the IP 403, IP406 V2 and IP412 platforms. The IP406 V2 and IP412 support two trunk interface cards. Dual PRI cards can be used in either slot of IP412 control unit or only Slot a of IP406 control unit. |
