Introduction, Ntak02 sdi/dch card – Nortel Networks 1000 User Manual
Page 752
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NTAK02 SDI/DCH card
Introduction
The NTAK02 Serial Data Interface/D-channel (SDI/DCH) digital trunk card
is supported in the Media Gateway only for the ISDN Signaling Link (ISL)
D-channel.
Up to four NTAK02 SDI/DCH cards are supported in a Media Gateway.
The NTAK02 SDI/DCH card can be installed in slots 1, 2, 3, and 4 of the
Media Gateway. The NTAK02 SDI/DCH card is not supported in the Media
Gateway Expansion.
NTAK02 SDI/DCH card
The optional SDI/DCH card provides up to four serial I/O ports, which are
grouped into two pairs:
•
port 0 and port 1
•
port 2 and port 3
Ports 1 and 3 are configured as DCH. Ports 0 and 2 are configured as SDI
(not supported). See
Table 308 "Port configurations" (page 752)
. Each
pair is controlled by a switch, as shown in
.
Table 308
Port configurations
Port 0
SDI (not supported)
Port 1
DCH
Port 2
SDI (not supported)
Port 3
DCH
Table 309
Switch settings
Port 0
Port 1
SW 1-1
SW 1-2
SDI (not supported)
DCH
OFF
OFF
SDI (not supported)
DCH
OFF
ON
—
ESDI
ON
ON
Port 2
Port 3
SW 1-3
SW 1-4
SDI (not supported)
DCH
OFF
OFF
SDI (not supported)
DCH
OFF
ON
—
ESDI
ON
ON
Note:
Digital Private Network Signaling System DPNSS can replace
the DCH function in the U.K.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
02.06
Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.