Avaya IP Office single ISDN-PRI daughter card can be added to an IP500 DS8 card, IP500 Analog Phone (2 or 8 port) card, or IP500 VCM card. It then allows that card to also support 1 T1, E1 or E1R2 trunk connection. Part Number: 700417439 Features Ports/Channels – 1 PRI trunk port. Connections via ports 9 and 10 of the host IP500 base card. Each port supports the following PRI modes: • T1 robbed bit (24B channels per port) • T1 PRI (23B D channels per port) • E1 PRI (30B D channels per port) • E1R2 PRI (30B channels per port)
