Nortel Networks Circuit Card 311 - Manual (Page 990)

990 NTBK51 Downloadable D-channel Handler daughterboard
— LAPD- software for data link layer processing
— DCH interface
— Layer 3 preprocessor
— traffic reporting including link capacity
The NTBK51 provides the following features and functions:
• ISDN D-channel related protocol
• Selftest
• Loopback
• D-channel loadware including:
— management and maintenance
— LAPD- software for data link layer processing
— Meridian 1 DCH interface
— Layer 3 preprocessor
— traffic reporting including link capacity
The NTBK51 provides the following features and functions:
• ISDN D-channel related protocol
• Selftest
• Loopback
• D-channel loadware including:
— management and maintenance
— LAPD- software for data link layer processing
— DCH interface
— Layer 3 preprocessor
— traffic reporting including link capacity
Physical description
The NTBK51 daughterboard interfaces with the system CPU and is
mounted on either the NTAK09 1.5 DTI/PRI card or the NTBK50 2 Mb PRI
digital trunk card.
You can install this card in:
• slots 1 through 9 in the main cabinet or slots 11-19, 21-29, 31-39, or
41-49 in the expansion cabinets
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright © 2003-2008, Nortel Networks
.