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Predictor Forward in CSM (catalyst 6509)

pbadorrey
Level 1
Level 1

--begin ciscomoderator note-- The following post has been edited to remove potentially confidential information. Please refrain from posting confidential information on the site to reduce security risks to your network. -- end ciscomoderator note --

Hello:

My problem is that not can make that the Catalyst, forwarded packets come vlan client when the Cache is down. Adjunt config.6509#sh runn

Building configuration...

Current configuration : 5084 bytes

!

version 12.1

service timestamps debug uptime

service timestamps log uptime

no service password-encryption

!

hostname router

!

boot system slot0:c6sup22-ps-mz.121-13.E3.bin

enable secret 5 xxxxxxxxxxxxxxxxxxxxx

enable password xxxxxxxxxx

!

ip subnet-zero

!

!

no ip domain-lookup

!

ip slb mode csm

ip slb vlan 30 server

ip address 192.168.198.2 255.255.255.0

gateway 192.168.198.200

!

ip slb vlan 40 server

ip address X.X.0.1 255.255.255.0

!

ip slb vlan 20 client

ip address 10.1.1.1 255.255.255.0

!

ip slb probe PRUEBA icmp

address X.X.0.2

interval 5

retries 1

!

ip slb serverfarm CACHE

no nat server

no nat client

real X.X.0.2

inservice

probe PRUEBA

!

ip slb serverfarm ROUTE

no nat server

no nat client

predictor forward

!

ip slb vserver FROMCACHE

virtual 0.0.0.0 0.0.0.0 any

vlan 40

serverfarm ROUTE

persistent rebalance

inservice

!

ip slb vserver HTTP

virtual 0.0.0.0 0.0.0.0 tcp www

vlan 20

serverfarm CACHE

persistent rebalance

inservice

!

ip slb vserver INTERNET

virtual 0.0.0.0 0.0.0.0 any

vlan 20

serverfarm ROUTE

persistent rebalance

inservice

!

ip slb vserver RESPONSE

virtual 0.0.0.0 0.0.0.0 any

vlan 30

serverfarm CACHE backup ROUTE

persistent rebalance

inservice

!

ip slb vserver RTSP

virtual 0.0.0.0 0.0.0.0 tcp rtsp service rtsp

vlan 20

serverfarm CACHE

persistent rebalance

inservice

!

ip slb vserver WMT

virtual 0.0.0.0 0.0.0.0 tcp 1755

vlan 20

serverfarm CACHE

persistent rebalance

inservice

!

no dss interface-purge

no dss range-purge

no dss mac-purge

mls rp ip

no mls netflow

mls flow ip destination

mls flow ipx destination

!

redundancy

mode rpr-plus

main-cpu

auto-sync running-config

auto-sync standard

!

!

!

interface FastEthernet6/12

no ip address

switchport

switchport access vlan 20

!

!

interface FastEthernet6/36

no ip address

duplex full

speed 100

switchport

switchport access vlan 40

!

interface FastEthernet6/46

no ip address

switchport

!

interface FastEthernet6/47

no ip address

switchport

switchport access vlan 30

!

interface FastEthernet6/48

no ip address

switchport

switchport access vlan 30

!

interface Vlan1

ip address 192.1.1.1 255.255.255.0

!

interface Vlan20

ip address 10.1.1.2 255.255.255.0

!

interface Vlan30

ip address 192.168.198.10 255.255.255.0

!

interface Vlan40

ip address X.X.0.10 255.255.255.0

!

ip default-gateway 192.168.198.200

ip classless

ip route 0.0.0.0 0.0.0.0 192.168.198.200

no ip http server

1 Reply 1

didyap
Level 6
Level 6

When the cache engine goes down, the switch should be forwarding w/o using the cache. There is a keepalive mechanism to keep track of this. The switch and the cache exchange keepalives regularly. Check if there is a problem with the keepalives.

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