Re: HSRP virtual IP Not reachable.

From: Johnny Phan (johnny_d_phan@hotmail.com)
Date: Wed Jun 18 2008 - 13:41:07 ART


To save everyone's eye sight, I have reformat it into something more
readable. I bet the machines are not as random as you think. What vlan are
the ones you can ping and can't ? Are those PCs having problem on Vlan81 ?

If Cisco can't figure it out, then we are all screwed !!!!

Do a debug standby and send the outputs, correctly formatted please, IF you
would like any help. Also, you would normally set the standby priority of
one router higher than the other one.

Rourter 1:
interface Vlan81
description Admin Floor 3 - Top Floor
ip address 10.17.81.2 255.255.255.0
ip helper-address 10.17.70.99
ip helper-address 10.81.35.230
ip helper-address 10.81.35.215
noip redirects ip directed-broadcast
ip pim query-interval 10 ip pim sparse-mode
ip igmp access-group 6
standby 81 ip 10.17.81.1
standby 81 priority 110
standby 81 preempt
end

Router 2 .
interface Vlan81 description Admin Floor 3 -Top Floor
ip address 10.17.81.3 255.255.255.0
ip helper-address 10.17.70.99
ip helper-address 10.81.35.230
ip helper-address 10.81.35.215
no ip redirects
ip directed-broadcast
ip pim query-interval 10
ip pim sparse-mode ip igmp
access-group 6
standby 81 ip 10.17.81.1
standby 81 priority 110
standby 81 preempt
end

posc02
#sh standby vlan 81Vlan81 - Group 81 Local state is Active,
priority 110, may preempt Hellotime 3 sec, holdtime 10 sec Next hello sent
in 2.224 Virtual IP address is 10.17.81.1 configured Active router is
local
Standby router is 10.17.81.3 expires in 9.576 Virtual mac address is
0000.0c07.ac51 3 state changes, last state change 13w5d IP redundancy name
is "hsrp-Vl81-81" (default)

posc03#sh standby vlan 81Vlan81 - Group 81 Local
state is Standby, priority 90, may preempt Hellotime 3 sec, holdtime 10 sec
Next hello sent in 1.010 Virtual IP address is 10.17.81.1 configured
Active
router is 10.17.81.2, priority 110 expires in 7.916 Standby router is local
5 state changes, last state change 13w5d IP redundancy name is
"hsrp-Vl81-81"
(default)

----- Original Message -----
From: "HENRY D'SOUZA" <hen_dsouza@hotmail.com>
To: <ccielab@groupstudy.com>; <nobody@groupstudy.com>
Sent: Wednesday, June 18, 2008 6:31 AM
Subject: HSRP virtual IP Not reachable.

> Hi Here is an Wierd problem.We have VLAN 81 with 172.20.81.0/24 With
> Router
> 1 as 10.17.81.2 and Router 2 on 10.71.81.2 the HSRP is 10.71.81.1From some
> machines I am not able to ping the HSRP IP address 10.71.81.1 and from
> some I
> am able to .BTW , I am able to ping both the routers physical IPs
> 10.17.81.2
> and 10.17.81.3This is kinda random and happens on any random machine
> ....the
> same machine would work fine on other VLANS.Even Cisco is not able to
> pinpoint
> the issiue.Any suggestions ? Rourter 1:interface Vlan81 description Admin
> Floor 3 - Top Floor ip address 10.17.81.2 255.255.255.0 ip helper-address
> 10.17.70.99 ip helper-address 10.81.35.230 ip helper-address 10.81.35.215
> no
> ip redirects ip directed-broadcast ip pim query-interval 10 ip pim
> sparse-mode
> ip igmp access-group 6 standby 81 ip 10.17.81.1 standby 81 priority 110
> standby 81 preemptend Router 2 .interface Vlan81 description Admin Floor
> 3 -
> Top Floor ip address 10.17.81.3 255.255.255.0 ip helper-address
> 10.17.70.99 ip
> helper-address 10.81.35.230 ip helper-address 10.81.35.215 no ip redirects
> ip
> directed-broadcast ip pim query-interval 10 ip pim sparse-mode ip igmp
> access-group 6 standby 81 ip 10.17.81.1 standby 81 priority 110 standby 81
> preemptend posc02#sh standby vlan 81Vlan81 - Group 81 Local state is
> Active,
> priority 110, may preempt Hellotime 3 sec, holdtime 10 sec Next hello
> sent
> in 2.224 Virtual IP address is 10.17.81.1 configured Active router is
> local
> Standby router is 10.17.81.3 expires in 9.576 Virtual mac address is
> 0000.0c07.ac51 3 state changes, last state change 13w5d IP redundancy
> name
> is "hsrp-Vl81-81" (default) posc03#sh standby vlan 81Vlan81 - Group 81
> Local
> state is Standby, priority 90, may preempt Hellotime 3 sec, holdtime 10
> sec
> Next hello sent in 1.010 Virtual IP address is 10.17.81.1 configured
> Active
> router is 10.17.81.2, priority 110 expires in 7.916 Standby router is
> local
> 5 state changes, last state change 13w5d IP redundancy name is
> "hsrp-Vl81-81"
> (default)
>
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