The wget tool (net/wget package) is able to resume broken downloads, so
you might want to use it with any protocol it supports, for example HTTP
or FTP, with SSL/TLS support in case encryption is needed.

Regards,
Lubo

On Št, 2006-10-12 at 10:14 -0400, Michael Gorsuch wrote:
> I'm currently replicating multi-gig files across our WAN via scp and am 
> in need of another tool.
> 
> When the WAN flaps, the file transfer fails and has to start over from 
> the beginning of the file..  This wouldn't be so bad if I just had one 
> large file, but I have 50.  If one fails, then I'm just that much 
> further from completing my goal. 
> 
> Does anyone know of a tool that would allow me to transmit the files 
> across the WAN, and pick back off where I left off after a WAN flap?  If 
> I've transmitted 9 gigs of a 10 gig file, I do not want to have to 
> resend the original 9.    
> Thank you,
> 
> Michael
-- 
Lubomir Kundrak (Red Hat Security Response Team)