That is exactly what I found. Bill
"McCallum, Robert" wrote: > Bill, > > That good old issue of virtual link authentication. I think everyone who has or is sitting their lab soon has been through what you are experiencing. A quick search of the archives would find your answer in no time as this topic has been discussed beyond the scope but to be nice to you the quick > version is. > > 11.2 you need to put area 0 authentication message digest on the other end of the virtual links router (you are extending area 0 to that router after all).. now in some cases you do not have to put any auth on the virtual link but I would say that is wrong so you should do > area 21 virtual-link 1.1.1.1 message-digest 1 md5 hello. This will then work. > > 12.1 you do not need to put area 0 auth on the receiving router. For the virtual link you do > area 21 virtual-link 1.1.1.1 authentication message-digest message-digest-key 1 md5 hello. > > When you mix and match the IOS versions you have to think on the lowest level in other words do it the way it works in 11.2. > > HTH > > -----Original Message----- > From: Bill Reilly [mailto:[EMAIL PROTECTED]] > Sent: 11 November 2001 18:41 > To: [EMAIL PROTECTED] > Subject: Virutal Link Authentication [7:25837] > > I have been working on some VL labs with and without different types of > authentication. Now the first issue I have is some of my routers are > running 11.2 and some are running 12.1. I suspect my issue resides in > the differences in IOS, but what I am seeing is when I try to use > message-digest I am not able to authenticate my VL. > > My debug output on both routers states "Rcv pkt from 10.0.1.22, > Ethernet0 : Mismatch Authentication type. Input pa > cket specified type 0, we use type 1" > > Any help would be appreciated. > > Bill Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=25856&t=25837 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
