Subject: ppp-deflate (was Re: NetBSD master CVS tree commits)
To: None <current-users@NetBSD.ORG>
From: der Mouse <mouse@Collatz.McRCIM.McGill.EDU>
List: current-users
Date: 05/09/1996 18:21:43
mrg (quotes and) writes:
> Log Message:
> Now need bpfilter for ppp, since it does packet filtering.
> Add files for PPP-Deflate packet compression support.
> aieee!!
> why can't the ppp compression code be done in pppd ?
Briefly, because it would mean every packet would have to cross the
kernel/user boundary twice, once in each direction. (Yes, I know this
doesn't necessarily mean two syscalls per packet.) At present, I think
routine data packets never pass through pppd.
der Mouse
mouse@collatz.mcrcim.mcgill.edu