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44 System components
•
For the pure DDCH configuration, with four DDCH interfaces (port 1
enabled), define four MSDL on card numbers 2, 4, 6, and 8 using port
1.
•
For the pure DCHI configuration, with four DCHI interfaces (port 1
enabled), define four DCHI on card numbers 2, 4, 6, and 8 using port
1.
•
For the mixed configuration, with two DDCH interfaces and two DCHI
interfaces, define two MSDL on card numbers 2 and 4 using port 1,
and 2 DCHI on card numbers 6 and 8 using port 1.
Table 8
DDCH and DCHI fixed allocation map (face-to-faceplate of the E1/T1 card) four span example
MGC IPE card
(slot) number
Pure configuration
representing
of DDCH (NTBK51
the E1/T1 span
AA/NTBK51CA)
in
4 DDCH Interfaces
LD 17
with Port 1 enabled
1
Not supported
2
Upper left DDCH
3
Not supported
4
Upper right DDCH
5
Not supported
6
Lower left DDCH
7
Not supported
8
Lower left DDCH
For the example described in
map (face-to-faceplate of the E1/T1 card) four span example with package
418 equipped" (page
follows:
•
for the pure configuration of four DDCH interfaces (port 0 and 1
enabled), define two MSDL on card numbers 2 and 4 using ports 0 and
1
•
for the pure configuration of four DCHI (onboard) interfaces (port 1
enabled), define four DCHI on card numbers 1, 2, 3 and 4 using port 1
•
for the mixed configuration of two DDCH interfaces and 2 DCHI
(onboard) interfaces, define one MSDL on card number 2 using ports 0
and 1 and define two DCHI on card numbers 3 and 4 using port 1
Media Gateway 1000E PRI Gateway Installation and Commissioning
Pure configuration
of DCHI (NTAK93A
B)
4 DCHI interfaces
with Port 1 enabled
Not supported
Upper left DCHI
Port 1
Not supported
Upper right DCHI
Port 1
Not supported
Lower left DCHI
Port 1
Not supported
Lower right DCHI
Port 1
45), define MSDL or DCHI in the system software as
Nortel Communication Server 1000
NN43041-311 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
Possible mixed
configuration
2 DDCH interfaces
and 2 DCHI
interfaces
Not supported
Upper left DDCH
Port 1
Port 1
Not supported
Upper right DDCH
Port 1
Port 1
Not supported
Lower left DCHI
Port 1
Port 1
Not used
Lower right DCHI
Port 1
Port 1
Table 9 "DDCH and DCHI fixed allocation
PRI Gate
way E1/T1
span num
ber
1
2
3
4
5
6
7
8
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