Common use of Digital PRI ISDN Trunk Port Clause in Contracts

Digital PRI ISDN Trunk Port. A Digital Trunk PRI ISDN Port is a four wire DS1 with connection at the DSX-1 bay (or equivalent). Digital Trunk DS1 activation is a logical subset or channel of a DS1 facility Port. 9.11.1.11.1.1 PRI ISDN Trunk Ports are provisioned at a DS1 level. B-channels are provisioned to transmit information such as voice, circuit switched data, or video. A D-channel is provisioned to carry the control or signaling on a 64kbit(s) channel. 9.11.1.11.1.2 PRI Trunk Port requires a digital four-wire full duplex transmission path between ISDN capable Customer Premises Equipment (CPE) and a PRI ISDN- equipped Qwest Central Office. 9.11.1.11.1.3 The PRI Central Office trunk port is a DS1 which provides 24 64kbps channels. This product is dedicated call type of PRI December 11, 2002/msd/UNEs Amd - NE.doc 67 Amendment to CDS-020226-0010 - (From 5/31/02 NE SGAT) with Custom protocol, up to 23 of the channels may be used as 64kbps B channels. The 24th channel must be configured as a D channel, which will carry the signaling and control information. The B channels transmit voice and data or Circuit Switched Data (only).

Digital PRI ISDN Trunk Port. A Digital Trunk PRI ISDN Port is a four wire DS1 with connection at the DSX-1 bay (or equivalent). Digital Trunk DS1 activation is a logical subset or channel of a DS1 facility Port. 9.11.1.11.1.1 PRI Primary Rate ISDN Trunk Ports are provisioned at a DS1 level. B-channels are provisioned to transmit information such as voice, circuit switched data, or video. A D-channel is provisioned to carry the control or signaling on a 64kbit(s) channel. 9.11.1.11.1.2 PRI Trunk Port requires a digital four-wire full duplex transmission path between ISDN capable Customer Premises Equipment (CPE) and a PRI ISDN- ISDN-equipped Qwest Central Officeoffice. 9.11.1.11.1.3 The PRI Central Office central office trunk port Port is a DS1 which provides 24 64kbps channels. This product is dedicated call type of PRI December 11, 2002/msd/UNEs Amd - NE.doc 67 Amendment to CDS-020226-0010 - (From 5/31/02 NE SGAT) with Custom protocol, up to 23 of the channels may be used as 64kbps B channels. The 24th channel must be configured as a D channel, which will carry the signaling and control information. The B channels transmit voice and data or Circuit Switched Data (only). 9.11.1.11.1.4 PRI ISDN comes with the following standard features where technically feasible: a) 2B+D; b) Direct Inward Dialing (DID); c) Direct Outward Dialing DOD); d) Calling Number Identification;