topic Re: OSPF Problem with CISCO in Firewall and Security Management https://community.checkpoint.com/t5/Firewall-and-Security-Management/OSPF-Problem-with-CISCO/m-p/123307#M17685 <P>If the gateways are clustered together (as a single router - VIP) only one will have an active adjacency, the other would be awaiting a failover and the configuration of graceful restart is also recommended here.</P> <P>&nbsp;</P> Thu, 08 Jul 2021 13:10:12 GMT Chris_Atkinson 2021-07-08T13:10:12Z OSPF Problem with CISCO https://community.checkpoint.com/t5/Firewall-and-Security-Management/OSPF-Problem-with-CISCO/m-p/123085#M17642 <P>Hello&nbsp;</P><P>I have 2 cluster GWs in the same VLAN with a CISCO Layer 3 switch and OSPF running.</P><P>One works well well with CISCO and OSPF, but the other cluster stucks in EXSTART with both other.</P><P>I found following with the clish command :</P><P>show ospf error :</P><P>KUNI-NC2A0-FW02&gt; show ospf errors<BR />------------------------------ OSPF Global Errors ------------------------------<BR />IP Errors</P><P>Protocol 0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; BadSource 0<BR />BadDestination 3261&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Size 0<BR />NoSuchIndex 0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;OwnPacket 0</P><P>Protocol Errors</P><P>NoOspf 0</P><P>---------------------------- OSPF Instance default -----------------------------</P><P>What is the meaning of :&nbsp;</P><P>BadDestination 3261</P><P>and how could this be solved&nbsp; ???</P> Tue, 06 Jul 2021 15:05:44 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/OSPF-Problem-with-CISCO/m-p/123085#M17642 ADe 2021-07-06T15:05:44Z Re: OSPF Problem with CISCO https://community.checkpoint.com/t5/Firewall-and-Security-Management/OSPF-Problem-with-CISCO/m-p/123307#M17685 <P>If the gateways are clustered together (as a single router - VIP) only one will have an active adjacency, the other would be awaiting a failover and the configuration of graceful restart is also recommended here.</P> <P>&nbsp;</P> Thu, 08 Jul 2021 13:10:12 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/OSPF-Problem-with-CISCO/m-p/123307#M17685 Chris_Atkinson 2021-07-08T13:10:12Z