That's my first thought too, especially saying it flaps. On Tue, Oct 11, 2022 at 7:22 PM Darin Steffl <darin.ste...@mnwifi.com> wrote:
> You've confirmed you don't have the same loopback and router ID on both > sides? This behavior sounds like that's the issue. They need to be > different. > > On Tue, Oct 11, 2022, 5:25 PM Nate Burke <n...@blastcomm.com> wrote: > >> I changed the RB4011 to a RB2009, and tried downgrading the RB4011 to >> ROS6.49.6 from ROS7.5 and it's doing the exact same thing. I've tried >> setting up an EoIP Tunnel across the F425, and changed the Router ID in >> OSPF. Still doing the exact same thing. As soon as I enable the F425 >> link, the Entire route table will flap between the Powerbridge and the >> F425 even though the powerbridge is a cost of 20 higher than the F425. >> If I disable the F425, everything is stable over the Powerbridge. Not >> sure what else to try. >> >> On 10/6/2022 4:22 PM, Robert Haas wrote: >> > Make sure you haven't duplicated your router id. >> > >> > >> > >> > -----Original Message----- >> > From: AF <af-boun...@af.afmug.com> On Behalf Of Nate Burke >> > Sent: Tuesday, October 4, 2022 1:58 PM >> > To: AnimalFarm Microwave Users Group <af@af.afmug.com> >> > Subject: [AFMUG] OSPF Pulling my hair out >> > >> > I have a site with a RB4011 connected via an old M5 Powerbridge, and an >> EPMP PTP425. The 4011 is running ROSv7, everything else is on ROSv6. >> Connecting to a CCR1036 and CCR1009 on the other ends of the radios. >> > >> > Everything was working perfectly for several months until a storm came >> through, and now the F425 OSPF Session will not stay stable. The OSPF >> Weights are set to prefer the F425 link. The OSPF neighbor never goes >> down, Adjacency/state never change, but the RB4011 will update it's entire >> routing table about every 5 seconds and flap back and forth between the >> Powerbridge and the F425. The remote routers never update the route to the >> 4011, it is stable over the F425. If I disable the >> > F425 neighbor, everything is stable over the powerbridge. If I disable >> the Powerbridge neighbor, the router will lose connectivity for a second >> every 10 or 15 seconds, like it loses it's routing table. >> > >> > There is no packet loss across the F425 link, and it will Tik to Tik bw >> test at 100MB sync no problem and no packet loss. I've even tried changing >> ports on the 4011, plugging the F425 into a completely separate OSPF router >> on the remote end. I've also put the traffic through a VLAN on the F425 to >> see if the F425 was doing something weird with the packets. The F425 >> radios on both ends have been power cycled. I've also updated ROS to the >> latest 7beta, and no change. >> > >> > I'd think this is an issue with ROSv7/6 since the routing table keeps >> updating, but the powerbridge link is always fine, so it feels like >> something with the F425. Especially since it happened after a storm. >> > But at the same time, how could a failure of the F425 be affecting >> OSPF? When I do OSPF Logging on the 4011, nothing is looking out of the >> ordinary. I guess I could try physically changing the 4011, but I've never >> had a failure like that before. >> > >> > Mainly I just want to vent that I'm probably missing something stupid, >> I just haven't been able to figure out what it is yet. >> > >> > >> >> >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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