From: Alexei Monastyrnyi (alexeim@orcsoftware.com)
Date: Tue Nov 07 2006 - 06:04:07 ART
Hi.
Seems like you have some unidirectional communication, R1 hears R2 but
not vice versa.
Both routers seem to be no the same VLAN, since R1 does hear R2 (and
goes standby). It might worth checking L2 multicast filtering along the
path.
A.
Udo wrote:
> Hi GS,
>
> I have configured HSRP in my lab.
> Here is the config from both routers
>
> R1
>
> interface FastEthernet0/0
> ip address 192.168.1.1 255.255.255.0
> duplex half
> standby 1 ip 192.168.1.254
> standby 1 priority 50
> standby 1 preempt
> ================================================
> R1(config-if)#do sh stand
> FastEthernet0/0 - Group 1
> State is Standby
> 4 state changes, last state change 00:01:19
> Virtual IP address is 192.168.1.254
> Active virtual MAC address is 0000.0c07.ac01
> Local virtual MAC address is 0000.0c07.ac01 (v1 default)
> Hello time 3 sec, hold time 10 sec
> Next hello sent in 1.448 secs
> Preemption enabled
> Active router is 192.168.1.2, priority 100 (expires in 7.412 sec)
> Standby router is local
> Priority 50 (configured 50)
> IP redundancy name is "hsrp-Fa0/0-1" (default)
> =======================================
>
> R2
>
> interface FastEthernet1/0
> ip address 192.168.1.2 255.255.255.0
> duplex half
> standby 1 ip 192.168.1.254
> standby 1 preempt
> standby 1 track Serial2/0 100
> end
> ==================================================
>
> R2(config-if)#do sh stand
> FastEthernet1/0 - Group 1
> State is Active
> 2 state changes, last state change 00:02:19
> Virtual IP address is 192.168.1.254
> Active virtual MAC address is 0000.0c07.ac01
> Local virtual MAC address is 0000.0c07.ac01 (v1 default)
> Hello time 3 sec, hold time 10 sec
> Next hello sent in 2.208 secs
> Preemption enabled
> Active router is local
> Standby router is unknown
> Priority 100 (default 100)
> Track interface Serial2/0 state Up decrement 100
> IP redundancy name is "hsrp-Fa1/0-1" (default)
>
>
> In the output you can see that are both routers active even if the R2
> S2/0 up or down...
> So what happens ?
> I think R2 should be the active router until the S2/0 goes down ?! So if
> I shutdown the interface nothing happens
> But I can see the priority decrements..
>
> ================================0
> R2 after shutdown S2/0
>
> FastEthernet1/0 - Group 1
> State is Active
> 2 state changes, last state change 00:10:35
> Virtual IP address is 192.168.1.254
> Active virtual MAC address is 0000.0c07.ac01
> Local virtual MAC address is 0000.0c07.ac01 (v1 default)
> Hello time 3 sec, hold time 10 sec
> Next hello sent in 1.472 secs
> Preemption enabled
> Active router is local
> Standby router is unknown
>
>>> Priority 0 (default 100)
>>>
> Track interface Serial2/0 state Down decrement 100
> IP redundancy name is "hsrp-Fa1/0-1" (default)
>
>
> Please can anyone explain what is wrong ?
>
> Thanx
>
> Udo
>
>
>
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This archive was generated by hypermail 2.1.4 : Fri Dec 01 2006 - 08:05:45 ART