The Avaya IP500 PRI/E1 Trunk Card is Compatible with Avaya IP500 Digital Station 8, IP500 Combination ATM, IP500 VCM 32/64, IP500 Analogue Phone 2/8. - Optional IP500 trunk interface cards - IP500 Analog Trunk 4, IP500 Universal PRI 1, IP500 Universal PRI 2.
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