Re: [hylafax-users] 1-D/2-D difference?

[Lee Howard <faxguy@xxxxxxxxxxxxxxxx>]

francesco messineo wrote:

> I've setup a hylafax server which is working enough well it seems. I
> have seen that clients use the sendfax command with "-1" command line
> switch. The man page says this switch tells the server to use 1-D MH
> compression,


While this is true - the modem may be configured for RTFCC, and if 
that's the case, then even though the server prepared the image in 1-D 
MH the modem or faxsend may convert it on-the-fly into MR or MMR (or 
even possibly JBIG).

> all submitted jobs from the clients use this switch (it's
> something that has been setup by the previuos admin and he didn't
> leave any doc about it).
> I see on the server however that the majority of fax jobs are sent
> with 2-D MR compression.


Most likely because of ModemSoftRTFCC.

> Is this causing any problem and/or slowness
> on the server?


Not likely.  It's probably just saving you transmission time.

> How this change in compression exactly work and why the
> server changes it when sending the fax?


Hopefully I've already answered this.

Lee.


____________________ HylaFAX(tm) Users Mailing List _______________________
 To subscribe/unsubscribe, click http://lists.hylafax.org/cgi-bin/lsg2.cgi
On UNIX: mail -s unsubscribe hylafax-users-request@xxxxxxxxxxx < /dev/null
 *To learn about commercial HylaFAX(tm) support, mail sales@xxxxxxxxx*