Avaya IP Office IP500 Analog Trunk-4 Card
Avaya IP Office IP500 Analog Trunk-4 Card 700503164
The IP-500 Analog Trunk-4 provides support for up to 4 analog loop-start trunk lines. The card can be added to ETR-6, Digital 8, Combination ATM or Phone-8 analog base cards. A maximum of (3) cards are allowed per system.