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