Huawei quidway s7700 Configuration Manual page 282

Quidway S7700 Smart Routing Switch
Configuration Guide - SPU
l
l
The enterprise user is connected to GE 3/0/0 of the Switch and the SPU is installed in slot 5 of
the Switch.
RouterA is connected to GE 3/0/1 of the Switch and RouterB is connected to GE 3/0/2 of the
Switch.
The data flows entering the SPU pass through the primary CPU. That is, the data flows are
received and sent by GE 5/0/0.
The source IP address of the enterprise user is located on 192.168.1.1/24 and the destination IP
address of the external network that the enterprise user needs to visit is located on 60.60.60.1/24.
Figure 6-8 Networking diagram for configuring egress link load balancing
Configuration Roadmap
The configuration roadmap is as follows:
1.
2.
3.
4.
5.
6.
7.
Issue 01 (2011-07-15)
Another link is selected automatically when a link becomes invalid or the link limit is
exceeded.
NAT for translating source IP addresses is enabled.
XGE5/0/0
XGE5/0/1
GE3/0/0
VLAN12
Switch
Enterprise
user
Configure traffic importing.
Configure two links connected to ISP1 and ISP2 respectively.
Configure link health detection for detecting the links connected to ISP1 and ISP2.
Configure a link group, bind the link group to the links connected to ISP1 and ISP2, and
adopt the WRR algorithm.
Configure a Layer 7 classifier and set the matching rule to any.
Configure a load balancing action profile.
Configure an ACL.
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XGE0/0/1
XGE0/0/2
ISP1
RouterA
20.20.20.1/24
ISP2
RouterB
30.30.30.1/24
6 Load Balancing Configuration
60.60.60.1/24
External
network
271