I've always known it to work the other way around. If you change the hello interval - the dead interval will become 4 times the hello interval.
""Cisco Nuts"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Hello, > > Couple of questions on OSPF hello and dead interval...(that's driving me > NUTS) :-) > > 1. Why does OSPF NOT change the hello-interval when you first configure the > dead-interval. Ex. I changed the dead-interval to 60 but the hello-interval > still showed up as 10. > > R1-RTD(config-subif)#ip os dead-interval 60 > > R1-RTD#sh ip os int s0/0.2 > Timer intervals configured, Hello 10, Dead 60, Wait 60, Retransmit 10 > > I was assuming that the hello interval would get bumped to 15 but looks like > that's not how it works!! > > ---------------------------------------------------------------------- > > 2. So I changed the hello interval next to 20 thinking that it would bump > the dead interval to 80. But lo! behold! It does NOT change it to 80. Why is > this?? > > R1-RTD(config-subif)#ip os hello-interval 20 > > R1-RTD#sh ip os int s0/0.2 > Timer intervals configured, Hello 20, Dead 60, Wait 60, Retransmit 10 > > ---------------------------------------------------------------------- > > 3. Next, I set the hello interval back to it's default of 10 but still the > dead interval does not get set back to 40. Why?? > > R1-RTD(config-subif)#ip os hello-interval 10 > > R1-RTD#sh ip os int s0/0.2 > Timer intervals configured, Hello 10, Dead 60, Wait 60, Retransmit 10 > > ---------------------------------------------------------------------- > > 4. So, I changed the dead interval back to 40 manually. > > Next, I changed the hello interval to 20 and this time, OSPF set the dead > interval to 80. > > R1-RTD(config-subif)#ip ospf hello-interval 20 > > R1-RTD#sh ip os int s0/0.2 > Timer intervals configured, Hello 20, Dead 80, Wait 80, Retransmit 10 > > 5. Ok, Finally I set the hello interval to 10 and this time OSPF worked at > the way is should work. > > R1-RTD(config-subif)#ip ospf hello-interval 10 > > R1-RTD#sh ip os int s0/0.2 > Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 10 > > > Anybody have any real good explanations for this or is it just a BUG? OR is > this the way Cisco OSPF works!! > > Running ver. > R1-RTD#sh ver > Cisco Internetwork Operating System Software > IOS (tm) C2600 Software (C2600-D-M), Version 12.1(2), RELEASE SOFTWARE (fc1) > > Thank you. > > Sincerely. > > > > > _________________________________________________________________ > Send and receive Hotmail on your mobile device: http://mobile.msn.com Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=55169&t=54969 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
