Re: DMVPN eigrp flap issue...

Naufal,

Put a bandwidth statement on the tunnel at the hub.

HTH.

'Niyi CCIE#23833

On Tue, Jan 26, 2010 at 2:24 PM, Naufal Jamal <naufalccie_at_yahoo.in> wrote:

> Hi ,
>
> I am reaching the destination thru eigrp...
>
> I am using eigrp on FR network to exchange the routing info between the
> spokes.i removed eigrp from the FR and getting the following. I wish to
> keep
> eigrp as the protocol for both dmvpn and FR cos I have seen it working on a
> customer network...
>
> HUB(config-router)#do sh ip eigrp ne
> IP-EIGRP neighbors for process 10
> H Address Interface Hold Uptime SRTT RTO Q
> Seq
> Typ
> e
> (sec) (ms) Cnt Num
> 1 10.0.0.2 Tu0 11 00:00:59 1 5000 1 0
> 0 10.0.0.3 Tu0 13 00:01:11 1 5000 1 0
>
>
> retry limit exceeded message coming up...
>
>
> --- On Tue, 26/1/10, Farrukh Haroon <farrukhharoon_at_gmail.com> wrote:
>
> From: Farrukh Haroon <farrukhharoon_at_gmail.com>
> Subject: Re: DMVPN eigrp flap issue...
> To: "Naufal Jamal" <naufalccie_at_yahoo.in>
> Cc: ccielab_at_groupstudy.com
> Date: Tuesday, 26 January, 2010, 12:17 PM
>
> How are you reaching the tunnel destination? Through EIGRP, another IGP or
> static routes?
>
> Regards
>
> Farrukh
>
> On Tue, Jan 26, 2010 at 3:06 PM, Naufal Jamal <naufalccie_at_yahoo.in> wrote:
>
> Hey Experts,
>
>
> I need some valuable help from you on the scenario below:
>
>
> 1) I am working out dmvpn PHASE 1 on gns3.with 1 HUB and 2 spokes..
>
>
> 2)I have advertised 1.1.1.0 and 10.0.0.0 networks in eigrp
>
> I have given "eigrp stub connected" on both the spokes.
>
> MY eigrp neigh looks like this:
>
>
> HUB#sh ip eigrp ne
>
> IP-EIGRP neighbors for process 10
>
> H Address Interface Hold Uptime SRTT RTO Q
> Seq
>
> Typ
>
> e
>
> (sec) (ms) Cnt Num
>
> 3 10.0.0.2 Tu0 13 00:00:06 1 4500 1 0
>
> 2 10.0.0.3 Tu0 11 00:00:12 1 5000 1 0
>
> 1 1.1.1.3 Se0/0.1 151 00:12:27 1 5000 0 14
>
> 0 1.1.1.2 Se0/0.1 142 00:12:51 372 2232 0 13
>
>
> 2)FR works fine but my neighborships flap like anything..
>
>
> PLS LET ME KNOW IF YOU WANT ANY DEBUG OUTPUTS ON THIS SCENARIO....
>
>
> HUB#sh run int s0/0.1
>
> Building configuration...
>
>
> Current configuration : 188 bytes
>
> !
>
> interface Serial0/0.1 multipoint
>
> ip address 1.1.1.1 255.255.255.0
>
> no ip split-horizon eigrp 10
>
> frame-relay map ip 1.1.1.2 101 broadcast
>
> frame-relay map ip 1.1.1.3 301 broadcast
>
> end
>
>
> interface Tunnel0
>
> ip address 10.0.0.1 255.255.255.0
>
> no ip redirects
>
> ip nhrp authentication cisco
>
> ip nhrp map multicast dynamic
>
> no ip split-horizon eigrp 10
>
> tunnel source Serial0/0.1
>
> tunnel mode gre multipoint
>
> tunnel key 123
>
> end
>
> ------
>
> SPOKE 1
>
>
> interface Tunnel0
>
> ip address 10.0.0.3 255.255.255.0
>
> no ip redirects
>
> ip nhrp authentication cisco
>
> ip nhrp map multicast 1.1.1.1
>
> ip nhrp map 10.0.0.1 1.1.1.1
>
> ip nhrp nhs 10.0.0.1
>
> tunnel source Serial0/0
>
> tunnel destination 1.1.1.1
>
> tunnel key 123
>
> end
>
>
> SPOKE1(config)#do sh run int s0/0
>
> Building configuration...
>
>
> Current configuration : 224 bytes
>
> !
>
> interface Serial0/0
>
> ip address 1.1.1.3 255.255.255.0
>
> encapsulation frame-relay
>
> serial restart_delay 0
>
> frame-relay map ip 1.1.1.1 401 broadcast
>
> frame-relay map ip 1.1.1.2 401 broadcast
>
> no frame-relay inverse-arp
>
> end
>
>
> SPOKE1(config)#
>
> ------
>
>
> SPOKE2
>
>
> interface Tunnel0
>
> ip address 10.0.0.2 255.255.255.0
>
> no ip redirects
>
> ip nhrp authentication cisco
>
> ip nhrp map multicast 1.1.1.1
>
> ip nhrp map 10.0.0.1 1.1.1.1
>
> ip nhrp nhs 10.0.0.1
>
> tunnel source Serial0/0
>
> tunnel destination 1.1.1.1
>
> tunnel key 123
>
> end
>
>
> SPOKE2(config)#do sh run int s0/0
>
> Building configuration...
>
>
> Current configuration : 224 bytes
>
> !
>
> interface Serial0/0
>
> ip address 1.1.1.2 255.255.255.0
>
> encapsulation frame-relay
>
> serial restart_delay 0
>
> frame-relay map ip 1.1.1.1 201 broadcast
>
> frame-relay map ip 1.1.1.3 201 broadcast
>
> no frame-relay inverse-arp
>
> end
>
>
>
>
>
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Received on Tue Jan 26 2010 - 14:52:57 ART