How to determine the version of sshd

Bill Moran wmoran at
Wed Sep 17 12:09:47 PDT 2003

Marc Ramirez wrote:
> On Wed, 17 Sep 2003, Bill Moran wrote:
>>ssh has the -V switch to display the version.
>>sshd does not appear to have similar functionality.  Is there a way to verify
>>the version of sshd running on a FreeBSD system?
> mrami at www[/usr/src]
> $ sshd -v
> sshd: illegal option -- v
> sshd version OpenSSH_3.5p1 FreeBSD-20030201
> Usage: sshd [options]
> Options:
>   -f file    Configuration file (default /etc/ssh/sshd_config)
>   -d         Debugging mode (multiple -d means more debugging)
>   -i         Started from inetd
>   -D         Do not fork into daemon mode
>   -t         Only test configuration file and keys
>   -q         Quiet (no logging)
>   -p port    Listen on the specified port (default: 22)
>   -k seconds Regenerate server key every this many seconds (default: 3600)
>   -g seconds Grace period for authentication (default: 600)
>   -b bits    Size of server RSA key (default: 768 bits)
>   -h file    File from which to read host key (default:
> /etc/ssh/ssh_host_key)
>   -u len     Maximum hostname length for utmp recording
>   -4         Use IPv4 only
>   -6         Use IPv6 only
>   -o option  Process the option as if it was read from a configuration
> file.
> mrami at www[/usr/src]
> $
> Although, apparently, it's not entirely accurate WRT the patch... This is
> what I get after having supped and only rebuilt sshd... I'm doing a
> buildworld right now, which might give different results.

That's funny.  I was too busy noticing that -v was an illegal option to
notice that it provided the requested information anyway!

Bill Moran
Potential Technologies

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