Table 5-1 Card dimensions
Card Type Dimensions (Depth x Width x Height)
SIC card 223.5 mm x 100.1 mm x 19.82 mm (8.8 in. x 3.94 in. x 0.78
in.)
WSIC card 223.5 mm x 201 mm x 19.82 mm (8.8 in. x 7.92 in. x 0.78
in.)
XSIC card 223.5 mm x 201 mm x 40.14 mm (8.8 in. x 7.92 in. x 1.58
in.)
EXSIC card 223.5 mm x 402.8 mm x 40.14 mm (8.8 in. x 15.83 in. x
1.58 in.)
SRU 270.85 mm x 402.8 mm x 40.14 mm (10.67 in. x 15.83 in.
x 1.58 in.)
5.2 SRU
The SRU is the main control board on the AR2240 or AR3260 and is pluggable.
The SRUs are classified into SRU40 and SRU80.
NOTE
l AR V200R001C00: SRU40 can only be used on AR2240 and SRU80 can only be used on AR3260.
l AR V200R001C01 and later versions: SRU40 and SRU80 can be used on both AR2240 and AR3260.
Table 5-2 shows the comparison between the SRU40 and SRU80.
Table 5-2 Comparison between the SRU40 and SRU80
Card Name
Performance Function
SRU40 600 MHZ CPU with eight kernels Traffic management is not
supported.
SRU80 750 MHZ CPU with 12 kernels Traffic management is supported.
5.2.1 Functions and Applications
Functions
The SRU integrates the control and management functions and provides the control plane,
management plane, and switching plane for the system.
l Control plane: provides functions such as protocol processing, service processing, route
calculation, forwarding control, service scheduling, traffic statistics, and system security.
Huawei AR1200&2200&3200 Series Enterprise Routers
Hardware Description 5 Cards
Issue 03 (2012-04-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
56
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