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On 2.5.916 Cisco Router (SSH) platform error: "unable to negotiate no matching key exchange method found"
설명
Cisco Router (SSH) platform error: "unable to negotiate no matching key exchange method found" when performing a "Check Password", "Reset Password" or "Test System
원인
2.5.916 included an update to OpenSSH 7.2. OpenSSH has the following change:
"* ssh(1), sshd(8): increase the minimum modulus size supported for diffie-hellman-group-exchange to 2048 bits."
해결 방안
WORKAROUND
Install "TPAM Hotfix 8492 for Solution 212694" available here
STATUS
Issue fixed in version 2.5.917. The latest version of TPAM can be downloaded here