I've a couple of 7204VXR with the ISA controller, the first have the ATM line, the second the controller E1 PRI. These couple of router are the termination of my VPN. My problem is, when the ATM line or the first router go down the second one don't c...

I've a large VPN with encryption 3DES, on my remote site I've a Cisco 1720(IOS 12.2.YA2) with ADSL or ISDN, at the center I've a 7204VXR (IOS 12.1.10aE4)with accelerator card. The VPN work properly but sometimes the 1720 recive an error :"%CRYPTO-4-R...