


This would suggest that the client and gateway could not agree on common crypto settings. If the Hashing algorithm chosen is actually wrong, then you would receive an error that would say "No Proposal Chosen" rather than a "Hash Mismatch" error. However, this is not due to choosing an incorrect "Hashing" algorithm for Phase 1.

When you get the "Hash Mismatch" error, the Hash algorithm is being rejected. Hash Mismatch usually means that the Pre-Shared Key (PSK) being used is wrong. If you are trying to establish a VPN connection in VPN Tracker and you are getting a "Hash Mismatch" error, here is what you need to know:
