SSH1 |
SSH2 |
OpenSSH |
Option |
Meaning |
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-4 |
Use IPv4 addresses only |
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-6 |
Use IPv6 addresses only |
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-b bits |
# of bits in server key |
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-d |
Verbose mode |
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-d level |
Enable debug messages |
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-d "module=level" |
Enable debug messages per module |
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-f filename |
Use other configuration file |
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-g time |
Set login grace time |
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-h filename |
Use other host key file |
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-i |
Use inetd for invocation |
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-k time |
Key regeneration interval |
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-o "keyword value" |
Set configuration keyword |
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-p port |
Select TCP port number |
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-q |
Quiet mode |
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-Q |
Quiet if RSA support is missing |
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-v |
Verbose mode |
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-V |
Print version number |
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-V id |
OpenSSH SSH2 compatibility mode |