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I am currently having a problem with a VPN that i am setting up and traffic seems to disappear after it is unencrypted. when I ping the from one side of the tunnel to the other and do a show crypto ipsec sa I can see that both of esp SAs are active a...
I agree if you suspect the IOS then upgrading it might solve your problem so you can try the update 12.4.24 that is out. It may be a bug with one of the features you are using which is hard to tell with the info posted. You may want to check the bug ...
I would start with checking to see if you have the required memory for the IOS version you are using by doing a show version. This will also tell you if your router is recognising the that is installed. It should match the amount that you ordered wit...
I solved this problem. It turned out that the GRE endpoint was assigned to the wrong interface on the second router. I have two inputs to each router and I had the destination of one of the tunnels on an interface that wasn't setup for the VPN. So th...
There is a certain amount of degradation to performance associated with VPN's. Depending on the type of encryption you use the amount of degradation changes. AH adds a 16 byte header plus the number of bytes contained in the variable length ICV field...
