Cisco Catalyst 6500 Series Configuration Note

A-11
Catalyst 6500 Series Content Switching Module Configuration Note
OL-4612-01
Appendix A Configuration Examples
Direct Access to Servers in Router Mode
serverfarm ROUTE
persistent rebalance
inservice
# This vserver is listening to all TCP connections destined to the
# serverfarm IP subnet.
# Note: ping to the backend servers will not work with this example
!
vserver WEB
virtual 10.20.221.100 tcp www
serverfarm WEBFARM
persistent rebalance
inservice
interface Vlan221
ip address 10.20.221.1 255.255.255.0
# vlan221 is the L3 interface on the MSFC that connects to the CSM
# Client requests are being routed by the MSFC, from its other
# interfaces (not shown in this example) to vlan221.
!
ip classless
ip route 10.20.220.0 255.255.255.0 10.20.221.2
# This static route is necessary to allow the MSFC to reach
# the backend servers.
Output of some show commands:
Cat6k-2# sh mod csm 5 conn detail
prot vlan source destination state
----------------------------------------------------------------------
In TCP 221 10.20.1.100:44268 10.20.220.10:23 ESTAB
Out TCP 220 10.20.220.10:23 10.20.1.100:44268 ESTAB
vs = DIRECT-ACCESS, ftp = No, csrp = False
# The information displayed shows that the CSM is not rewriting any IP addresses while
# forwarding theconnection from VLAN 221 (client) to VLAN 220 (server) This connection has
# been created because it was destined to the virtual server DIRECT-ACCESS.
Cat6k-2# sh mod csm 5 vserver detail
WEB, type = SLB, state = OPERATIONAL, v_index = 14
virtual = 10.20.221.100/32:80 bidir, TCP, service = NONE, advertise = FALSE
idle = 3600, replicate csrp = none, vlan = ALL, pending = 30, layer 4
max parse len = 2000, persist rebalance = TRUE
ssl sticky offset = 0, length = 32
conns = 0, total conns = 0
Default policy:
server farm = WEBFARM, backup = <not assigned>
sticky: timer = 0, subnet = 0.0.0.0, group id = 0
Policy Tot matches Client pkts Server pkts
-----------------------------------------------------
(default) 0 0 0
DIRECT-ACCESS, type = SLB, state = OPERATIONAL, v_index = 15
virtual = 10.20.220.0/24:0 bidir, TCP, service = NONE, advertise = FALSE
idle = 3600, replicate csrp = none, vlan = ALL, pending = 30, layer 4
max parse len = 2000, persist rebalance = TRUE
ssl sticky offset = 0, length = 32
conns = 1, total conns = 1
Default policy:

Cisco Catalyst 6500 Series Specifications

General

Brand	Cisco
Model	Catalyst 6500 Series
Category	Switch
Language	English