Re: Doubts on HSRP

Hi all, thanks for the replies

I am reading the sample configuration from cisco website.
I am studying the HSRP things ..
I confused with the sample ....
that's why i make noise here :)

Cisco says " Improving CPU and Network Performance with HSRP Multiple Group
Optimization"

On 2 August 2010 09:56, garry baker <baker.garry_at_gmail.com> wrote:

> It looks like one example is a VRF example, where the IPs can all be the
> same...
>
> But the first conifguration you show would not make any sense as they are
> all different "VLANS"?
>
> What exaclty are you trying to accomplish?
>
> --
> Garry L. Baker
>
> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>
>
> On Mon, Aug 2, 2010 at 9:47 AM, Sonu Khandelwal (sokhande) <
> sokhande_at_cisco.com> wrote:
>
>> Hi Taufik,
>> What will be the use of using just 1 virtual-ip and using multiple HSRP
>> group? Each sub interface will have ip in different subnet so how would
>> it help to give same virtual-ip to all sub interface.
>>
>> Am I missing something?
>>
>> Thanks,
>> Sonu
>> -----Original Message-----
>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
>> Taufik Kurniawan
>> Sent: Monday, August 02, 2010 11:16 AM
>> To: Cisco certification; cisco_at_groupstudy.com
>> Subject: Doubts on HSRP
>>
>> here
>> http://www.cisco.com/en/US/docs/ios/ipapp/configuration/guide/ipapp_hsrp
>> .html#wp1054649<http://www.cisco.com/en/US/docs/ios/ipapp/configuration/guide/ipapp_hsrp.html#wp1054649>
>>
>>
>> Can we use the physical IP on each sub interface, and virtual IP ( from
>> HSRP
>> ) to be the same ?as I tried ... it showed like below
>>
>> -----------------
>> !
>> interface FastEthernet0/1
>> no ip address
>> duplex auto
>> speed auto
>> standby mac-refresh 30
>> !
>> interface FastEthernet0/1.2
>> encapsulation dot1Q 2
>> ip address 100.100.100.100 255.255.255.0
>> standby 1 ip 100.100.100.1
>> standby 1 priority 110
>> standby 1 preempt
>> standby 1 name HSRP1
>> !
>> interface FastEthernet0/1.3
>> encapsulation dot1Q 3
>> standby 2 follow HSRP1
>> !
>> interface FastEthernet0/1.4
>> encapsulation dot1Q 4
>> standby 3 follow HSRP1
>>
>> -----------------
>>
>> Example: Improving CPU and Network Performance with HSRP Multiple Group
>> Optimization
>>
>> The following example shows how to configure an HSRP client and master
>> group:
>>
>> Router(config)# *interface Ethernet1/0
>> *
>>
>> Router(config-if)# *no shutdown
>> *
>>
>> Router(config-if)# *standby mac-refresh 30
>> *
>>
>> ! Client Hello message interval
>>
>> !
>>
>> Router(config)# *interface Ethernet1/0.2
>> *
>>
>> Router(config-if)#* no shutdown
>> *
>>
>> Router(config-if)#* encapsulation dot1Q 2
>> *
>>
>> Router(config-if)#* ip vrf forwarding VRF2
>> *
>>
>> Router(config-if)#* ip address 10.0.0.100 255.255.0.0
>> *
>>
>> Router(config-if)#* standby 1 ip 10.0.0.254
>> *
>>
>> Router(config-if)#* standby 1 priority 110
>> *
>>
>> Router(config-if)#* standby 1 preempt
>> *
>>
>> Router(config-if)#* standby 1 name HSRP1
>> *
>>
>> !Server group
>>
>> !
>>
>> Router(config)# *interface Ethernet1/0.3
>> *
>>
>> Router(config-if)#* no shutdown
>> *
>>
>> Router(config-if)#* encapsulation dot1Q 3
>> *
>>
>> Router(config-if)#* ip vrf forwarding VRF3
>> *
>>
>> Router(config-if)#* ip address 10.0.0.100 255.255.0.0
>> *
>>
>> Router(config-if)#* standby 2 ip 10.0.0.254
>> *
>>
>> Router(config-if)#* standby 2 follow HSRP1
>> *
>>
>> ! Client group
>>
>> !
>>
>> Router(config)# *interface Ethernet1/0.4
>> *
>>
>> Router(config-if)#* no shutdown
>> *
>>
>> Router(config-if)#* encapsulation dot1Q 4
>> *
>>
>> Router(config-if)#* ip vrf forwarding VRF4
>> *
>>
>> Router(config-if)#* ip address 10.0.0.100 255.255.0.0
>> *
>>
>> Router(config-if)#* standby 2 ip 10.0.0.254
>> *
>>
>> Router(config-if)#* standby 2 follow HSRP1
>> *
>>
>> ! Client group
>>
>>
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Received on Mon Aug 02 2010 - 09:59:54 ART