Error: "expected key exchange group packet from server” when using PuTTY to access ProxySG or ASG
Article ID: 170327
Advanced Secure Gateway Software - ASG
ProxySG Software - SGOS
When using SSH in PuTTY to access ProxySG or Advanced Secure Gateway (ASG), you receive the following error:
- PuTTY Fatal Error: expected key exchange group packet from server.
- In PuTTY, in the left pane, navigate to Connection > SSH > Kex.
- Under Algorithm selection policy, select "Diffie-Hellman group exchange."
- Click Down. This moves "Diffie-Hellman group exchange' out of the first postion, to change the algorithm that is used.
- Click Open.