RE: HSRP

From: Hooman Parta (hoomanp@hotmail.com)
Date: Thu May 08 2008 - 12:39:45 ART


no.

interface GigabitEthernet0/1.902 description Server-DMZ encapsulation dot1Q
902 ip address 192.168.192.230 255.255.255.224 ip policy route-map ForVLAN902
standby 92 ip 192.168.192.225 standby 92 priority 160 standby 92 preempt
standby 92 name hsrp-group902 standby 92 track GigabitEthernet0/1

> Date: Thu, 8 May 2008 09:34:23 -0600> From: madsen.jason@gmail.com> To:
hoomanp@hotmail.com> Subject: Re: HSRP> CC: hashng@gmail.com;
ccielab@groupstudy.com> > You don't have a delay value set in your HSRP
configurations, do you?> > Jason> > On Thu, May 8, 2008 at 9:22 AM, Hooman
Parta <hoomanp@hotmail.com> wrote:> > > The HEllo packets are passed pretty
quickly. But the Hosts are sending some> > how to the standby router for a
while. I was thinking as they are 10> > different switches, it may be some
issue of getting where that MAC located> > after HSRP.> >> > > Date: Sat, 3
May 2008 11:46:32 -0700> > > From: hashng@gmail.com> > > To:
madsen.jason@gmail.com> > > Subject: Re: HSRP> > > CC: hoomanp@hotmail.com;
ccielab@groupstudy.com> > >> > > Hooman,> > >> > > IMHO I would the switches
are having problem sending/receiving the hsrp> > > hello packets (UDP
Multicast packets) to detect the active router> > failure.> > > Check your
design up and see how are your hello packets traversing the> > > network.> >
>> > > HTH> > >> > > Hash> > >> > > On 5/1/08, Jason Madsen
<madsen.jason@gmail.com> wrote:> > > >> > > > Hooman,> > > >> > > > HSRP is
supposed to provide a virtual MAC address along with an IP> > > > address.> >
> > If you're on a Windows computer, you should be able to do an "arp -a"> >
and> > > > see the same MAC for your HSRP IP address regardless of which
device is> > > > the> > > > HSRP Active device.> > > > Now on the other hand,
the switch that your PC is connected to may have> > a> > > > different switch
interface mapped to that virtual interface in its mac> > > > address table.
This may be a "bandaid", but you could always specify a> > > > really short
mac-address timeout value for that specific virtual> > address> > > > on> > >
> your switch. Not sure if that is needed or preferred though. It seems> > as>
> > > though the switch should very quickly learn the new interface that the>
> > > virtual MAC address is showing up on and adjust the MAC address table> >
> > accordingly???> > > >> > > > Anyone else have any insight?> > > >> > > >>
> > >> >
http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12
.2_44_se/configuration/guide/swhsrp.html> > > >> > > > Jason> > > >> > > > On
Thu, May 1, 2008 at 2:27 PM, Hooman Parta <hoomanp@hotmail.com>> > wrote:> > >
>> > > > > Guys,> > > > >> > > > > Having problem with Hosts having problem
finding new HSRP Active> > router> > > > > for> > > > > around 5-10 Minutes.
Although the Active router isready to serve but> > > > > hosts> > > > > are
not seeing it and keep sending packets to old MAC address? How we> > > > can>
> > > > flush the new MAC when HSRP change happening?> > > > >> > > > > Any
thoughts?> > > > >> > > > > Thanks,> > > > > Hooman> > > > >



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