RE: OSPF Drop on DMVPN

Hello ,

which router are you using ???and also which IOS code ?

Kind regards,

Sameer

> Date: Mon, 7 Feb 2011 23:50:38 +1100
> Subject: Re: OSPF Drop on DMVPN
> From: pbhatkoti_at_gmail.com
> To: i_sameer_at_hotmail.com
> CC: togunsina_at_gmail.com; ccielab_at_groupstudy.com
>
> Hi Sameer,
>
> This issue drove me crazy for at least 3 days trying to figure out.
>
> I had the same issue with one of our customer. I guess your DMVPN was all
> working before and all of sudden it has started dropping OSPF session.
>
> The fix was upgrade to a new codes. Don't remember the version that I have
> used but it was way back in Jan 2010. The bug was killing the OSPF adj
> table.
> You'll notice adj table will vanish before the ospf session drops.
>
> I suggest jump onto the Cisco bug-tool and get the bugfree code.
>
> HTH..
>
>
>
> On Tue, Sep 28, 2010 at 8:27 PM, sameer inam <i_sameer_at_hotmail.com> wrote:
>
> > interface Tunnel1
> > description
> >
> > ip address 192.168.253.x 255.255.255.0
> > no ip redirects
> > ip mtu 1400
> > ip nhrp authentication dmvpn
> > ip nhrp map multicast 193.227.x.x
> > ip nhrp map 192.168.253.1 193.227.x.x
> > ip nhrp map multicast 94.200.x.x
> > ip nhrp map 192.168.253.2 94.200.x.x
> > ip nhrp map multicast 213.42.x.x
> > ip nhrp map 192.168.253.3 213.42.x.x
> > ip nhrp network-id 99
> > ip nhrp holdtime 300
> > ip nhrp nhs 192.168.253.1
> > ip nhrp nhs 192.168.253.2
> > ip nhrp nhs 192.168.253.3
> > ip tcp adjust-mss 1360
> > ip ospf network broadcast
> > ip ospf hello-interval 30
> > ip ospf priority 0
> > load-interval 30
> > qos pre-classify
> > tunnel source FastEthernet0/0
> > tunnel mode gre multipoint
> > tunnel key 100000
> > tunnel path-mtu-discovery
> > tunnel protection ipsec profile CISCO
> > !
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > router ospf 1
> > router-id 10.0.255.4
> > log-adjacency-changes
> > area 108 nssa no-summary
> > network 10.0.80.1 0.0.0.0 area 108
> > network 10.0.255.4 0.0.0.0 area 108
> > network 192.168.253.4 0.0.0.0 area 108
> > !
> >
> >
> >
> >
> >
> >
> >
> > > Subject: Re: OSPF Drop on DMVPN
> > > To: i_sameer_at_hotmail.com; ccielab_at_groupstudy.com
> > > From: togunsina_at_gmail.com
> > > Date: Tue, 28 Sep 2010 10:08:29 +0000
> > >
> > > Hi, please post your configs. What kind of ospf networl are you
running?
> > > ------Original Message------
> > > From: sameer inam
> > > Sender: nobody_at_groupstudy.com
> > > To: ccielab_at_groupstudy.com
> > > ReplyTo: sameer inam
> > > Subject: OSPF Drop on DMVPN
> > > Sent: Sep 28, 2010 11:12
> > >
> > > Hello experts,
> > >
> > >
> > >
> > > I need some help , we have DMVPN cloud using OSPF one spoke site we
have
> > > dynamic IP address and we are having issue with OSPF keep dropping .GRE
> > > tunnel stayed up . could you guys help me .
> > >
> > >
> > >
> > > thanks in advance
> > >
> > >
> > >
> > > kind regards,
> > >
> > >
> > >
> > > Sameer
> > >
> > >
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> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > Best Regards, Tolulope Ogunsina, CCIE x2 (R&S|Sec)
> >
> >
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> >
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>
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Received on Mon Feb 07 2011 - 13:25:24 ART