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# Documentation: ssh_config man page
# Default values (may be explicitly listed below for visibility):
# - Protocol 2 (important; many options are protcol-specific)
# - ServerAliveCountMax 3
Host *
Compression yes
Protocol 2
SendEnv LANG LC_*
ServerAliveInterval 15
ServerAliveCountMax 3
Explanation of some of the recommended changes
- Compression yes enhances throughput, as long as the CPU is not slow or overloaded.
Server
Problem analysis
Messages
fatal: no matching cipher found
Beleive to be an attack. No action required.
PAM 5 more authentication failures; logname= ...
Has been fixed by the standard Blue Light /etc/ssh/sshd_config configuration line
UsePAM no
PAM service(sshd) ignoring max retries
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Has been fixed by the standard Blue Light /etc/ssh/sshd_config configuration line
UsePAM no
User * not allowed because account is lockedlocked
Documented in ssh passwordless login
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