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Huawei Proprietary and Confidential
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101
Figure 7-1
Numbering rule of service interfaces on the NE20E-S4
23
13
14
11
12
10
9
18
17
7
8
6
5
3
4
g0/9/2
g0/11/2
g0/5/2
1
2
19
20
15
16
21
22
Table 7-1
NE20E-S4 slot description
Slot
Quanti
ty
Remarks
1, 2, 3, and 4
4
Slots for high-speed and low-speed subcards
5
1
Slot for the NSP
6 and 7
2
Slots for MPUs in 1:1 backup mode
8 and 9
2
Slots for DC power modules in 1+1 backup mode
10
1
Slot for a fan module
Numbering Rule of Service Interfaces on the NE20E-S8/NE20E-S8A
Numbering Rule of Service Interfaces on the NE20E-S8/NE20E-S8A
Service interfaces on the NE20E-S8/NE20E-S8A are numbered in the following format:
0/subcard slot number/interface number on the subcard.
A subcard slot number is the number of the slot where an interface's subcard resides. A
subcard slot number ranges from 1 to 8.