3Com Switch 7750 Configuration Guide Guide

272 CHAPTER 32: SELECTIVE ROUTE CONFIGURATION

Network diagram

Figure 66 Network diagram for selective route configuration

Configuration procedure

Perform the following configuration on Switch:

# Create an ACL numbered 2000 to permit the packets from HostA (whose IP ad

dress

is 59.67.69.8) and HostB (whose IP address is 59.67.70.52).

<Switch> system-view

[Switch] acl number 2000

[Switch-acl-basic-2000] rule 0 permit source 59.67.69.8 0

[Switch-acl-basic-2000] rule 1 permit source 59.67.70.52 0

[Switch-acl-basic-2000] quit

# Configure the static ARP entry of the next hop of the selective route.

[Switch] arp static 59.67.64.14 00e0-fc66-6667 1 GigabitEthernet 3/0/1

# Configure the filtering rules of the selective route.

[Switch] selective-route if-match ip-group 2000 next-hop 59.67.64.14

# Configure a static route so that users can access these external networks: 58.17

.0.0/16

and 193.194.158.0/24.

[Switch] ip route-static 58.17.0.0 16 59.67.64.14

[Switch] ip route-static 193.194.158.0 24 59.67.64.14

# Configure the selective route so that only HostA and HostB are allowed access

all the external network resources.