Avaya IP500 ATM4 Universal Analog Trunk Module
AVAYA IP500 ATM4 UNIVERSAL ANALOG TRUNK MODULE The Avaya IP500 Analog Trunk Card 4 V2 provides 4 additional analog trunk ports on your Avaya IP Office system. Features Connects to IP500 base card – When connected to IP500 base card, it provides 4 loop-start analog trunk ports Also provides DTMF, caller
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