Figure 1-36
USG9520 slot layout
RESET
LINK
MGMT-ETH
ACT
RESET
LINK
RESET
LINK
MGMT-ETH
ACT
RESET
LINK
MPU
MPU
LPU/SPU
LPU/SPU
LPU/SPU
3
2
1
4
5
describes the slot layout on the USG9520.
Table 1-25
Board distribution on the USG9520 board cage
Slot
Name
Slot
Numbe
r
Quan
tity
Slot Height
Remarks
LPU/SP
U
1 to 3
3
41 mm (1.6
inches)
These slots hold LPUs or SPUs.
MPU
4 to 5
2
41 mm (1.6
inches)
These slots hold MPUs that work in
1:1 backup mode.
Supported Boards
lists the specifications of boards supported by the USG9520.
Table 1-26
Boards supported by the USG9520
Type
BOM
Description
Hot-
Swappa
ble or
Not
MPU
03056305
Yes
0305G06R
Yes
SPUs and SPCs
03056640
Yes
03056989
Yes
0305G09T
1.4.4.4 Firewall Service Processing Unit
(SPU-X3-20-O-E8KE, for USG9520)
Yes
03057427
1.4.4.5 Firewall Service Processing Unit
(SPUA-20-O-M, for USG9520)
Yes
03057518
1.4.4.6 Firewall Service Processing Unit
(SPUB-20-O-M, for USG9520)
Yes
HUAWEI USG9500 Series
Hardware Guide
1 Hardware Overview
Issue 03 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
57