5-18
Cisco MGX 8850 (PXM1E/PXM45), Cisco MGX 8950, Cisco MGX 8830, and Cisco MGX 8880 Configuration Guide
Release 5.0.10, OL-3845-01 Rev. B0, August 16, 2004
Chapter 5 Preparing SRM Cards for Communications
Linking Service Module Lines to SRM Channels, VTs, or VCs
shows how each SRM link is mapped to a tributary unit group 3 (TUG-2), TUG-2, and a TU
or VC within an SDH line when the AU4 tributary group type is selected.
Note
You cannot mix T1 and E1 signals in a single TUG-2.
26
5
1
58
5
3
27
6
1
59
6
3
28
7
1
60
7
3
29
1
2
61
1
3
30
2
2
62
2
3
31
3
2
63
3
3
32
4
2
Table 5-8
SRM SDH AU3 TUG-2 and TU/VC Mapping (continued)
SRME Link
Number
TUG-2 No.
TU-12/VC-12
No.
SRME Link
Number
TUG-2 No.
TU-12/VC-12
No.
Table 5-9
SRM SDH AU4 TUG-3, TUG-2, and TU/VC Mapping
SRME Link
Number
TUG-3 No.
TUG-2 No.
TU-12/VC-1
2 No.
SRME Link
Number
TUG-3 No.
TUG-2 No.
TU-12/VC-1
2 No.
1
1
1
1
33
2
1
2
2
1
2
1
34
2
2
2
3
1
3
1
35
2
3
2
4
1
4
1
36
2
4
3
5
1
5
1
37
2
5
3
6
1
6
1
38
2
6
3
7
1
7
1
39
2
7
3
8
1
1
2
40
2
1
3
9
1
2
2
41
2
2
3
10
1
3
2
42
2
3
3
11
1
4
2
43
3
4
1
12
1
5
2
44
3
5
1
13
1
6
2
45
3
6
1
14
1
7
2
46
3
7
1
15
1
1
3
47
3
1
1
16
1
2
3
48
3
2
1
17
1
3
3
49
3
3
1
18
1
4
3
50
3
4
2
19
1
5
3
51
3
5
2
20
1
6
3
52
3
6
2