Nortel 1100 安装指导

  Appendix A  Technical specifications

NN46110-317 02.01

The ISDN BRI S/T and ISDN BRI U interface cards have a single RJ-45 
connector that provides the signals needed to interface to ISDN equipment. (To 
connect the ISDN BRI S/T interface to the ISDN network, you must attach an 
external NT-1 device to the RJ-45 connector.)

 shows the ISDN BRI S/T interface card or ISDN BRI U interface card 

for VPN Routers other than the VPN Router 1100. The two cards look identical.

ISDN BRI S/T interface card or ISDN BRI U interface card

 shows the ISDN BRI S/T interface card for the VPN Router 1100.

ISDN BRI S/T interface card (for the VPN Router 1100 only)

 shows the ISDN BRI U interface card for the VPN Router 1100.

ISDN BRI U interface card (for the VPN Router 1100 only)

The connector on the ISDN BRI S/T and ISDN BRI U interface cards 
accommodates an 8-pin RJ-45 modular patch cord. These cables are sold as 
Category 5, or Ethernet, cables.

Note: Nortel  does not supply a cable with the ISDN BRI interface 
cards.

10972EA

ISDN-ST

10972EB

ISDN-U