Has anyone ran across this error message: %CRYPTO-6-IKMP_MODE_FAILURE: Processing of Informational mode failed with peer at x.x.x.x? I've seen similar ones, but not the 'informational' mode. I'm also getting this message; ISAKMP (1): sending packet t...

I'm working with a 1602 with an internal 56k CSU. Tested the device in house with no problems. I sent this device to an installer in a remote location, but was unsuccesful getting the circuit to come up. This was to replace the current 1600.When I go...