HSRP uses 224.0.0.2, UDP port 1985. Any ACLs blocking this? Is IGMP snooping enabled all places between the two routers? Check out: http://www.cisco.com/en/US/tech/tk648/tk365/technologies_q_and_a_item09186a0 0800a9679.shtml for more info. Also, check the switch's multicast forwarding tables. HTH.
Chuck Church CCIE #8776, MCNE, MCSE > > Mohannad Khuffash wrote: > > > > Hi ... > > > > I have tried to configure HSRP on two 3660 routers, I > > configured them > > straight forward where only a little commands needed.But HSRP > > don't worked > > well ! The reason simply was that they are not seeing the HSRP > > hello > > messages so every one act as the active one ! When I checked > > the problem > > more, I discovered that both of them are not seeing the > > 224.0.0.2 messages > > by using the SHOW IP INTERFACE command where none of the > > interfaces of the > > two routers are joined for this multicast group ! > > My question now is how I can make them joined to 224.0.0.2 > > which should be > > the default configuration ? Or may be I'm wrong in my > > investigation ?! > > > > Thanks for your help > > > > -- > > > > > > > > > > > > > > > > Mohannad Khuffash Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=59666&t=59666 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
