Sdi Ports; Circuit Card Reference; Nn43001-311 01.04 Standard - Nortel Circuit Card 311 Reference

1024 NTDK20 Small System Controller card
dongle (NT_STD). This maintains the requirement of a single keycode for
each system. Refer to
daughterboard in the Call Server" (page 1019)
This security scheme provides the following:
•
•
•
The Media Gateway security device provides the following capabilities for
the Media Gateway :
•
•

SDI ports

The NTDK20 SSC card in both the Call Server and the Media Gateways
contains three SDI ports used to connect on-site terminals or remote
terminals through a modem.
NTDK20 SSC card" (page 1024)
Table 425
Default SDI port settings on the NTDK20 SSC card
TTY Port Baud rate
0 Set by a DIP
switch
1
2
Copyright © 2003-2008, Nortel Networks
.
Figure 285 "NTDK20 SSC card and expansion
enables the system to operate as a single system when all links are up.
enables the Media Gateway to continue operating with its existing
configuration in the event of a failure of the Call Server, or the failure of
the link to the Call Server from the Media Gateway.
prevents users from configuring or using unauthorized TNs or features.
System software can be installed but no calls can be processed or
features activated until communication with the Call Server has been
established and a match between the security ID of the Call Server and
the Media Gateway has been confirmed.
System software can be upgraded.
Note: Local data dump, LD 43 commands, and LD 143 commands
are not permitted.
Data bits
8
1200 8
1200 8
Nortel Communication Server 1000

Circuit Card Reference

NN43001-311 01.04 Standard

Release 5.0 23 May 2008
for the location of the device.
Table 425 "Default SDI port settings on the
shows the port default settings.
Stop bits Parity
1 None
1 None
1 None
Use
MTC/SCH/
BUG
MTC/SCH/
BUG
MTC/SCH/
BUG