How can rsync with ssh be used on a non standard ssh port

[eculp at casasponti.net]

Vincent Hoffman <vince at unsane.co.uk> escribió:

> eculp at casasponti.net wrote:
>> I need to use rsync for backup to another machine using a nonstandard
>> port for ssh. 722.
>>
>> For example, when I test using my translation of the man pages:
>>
>> rsync [OPTION...] SRC... rsync://[USER@]HOST[:PORT]/DEST
>>
>> I use:
>>
>> rsync -avz /almacen/testDir rsync://backkup.net:722/backup/
>>
>> the error generated is:
>>
>> rsync: server sent "SSH-2.0-OpenSSH_5.1p1 FreeBSD-20080901" rather
>> than greeting
>> rsync error: error starting client-server protocol (code 5) at
>> main.c(1504) [sender=3.0.4]
>>
>> I've tried many variants but none have worked.  Any suggestions would
>> be greatly appreciated.
>>
> Hi,
> -e 'ssh -p722' should do it in theory
> I'm not certain if rsync over ssh honours the SSH_CONFIG(5) file(s) it
> should do though. If so it could also be added on a per host basis there.
> something like
>
> Host foo.example.com
> Port 722
> User myuser
> IdentityFile /path/to/custom/key
>
Thanks, Vince.  That is a ver interesting solution.  I'm going to give  
it a try in the morning.

ed