The following reply was made to PR kern/34164; it has been noted by GNATS.

From: Pavel Cahyna <pavel@NetBSD.org>
To: gnats-bugs@NetBSD.org
Cc: 
Subject: Re: kern/34164: unconnected ippp? interfaces hang onto pakets to be send
Date: Tue, 8 Aug 2006 19:50:34 +0200

 On Tue, Aug 08, 2006 at 05:30:02PM +0000, Frank Kardel wrote:
 > The following reply was made to PR kern/34164; it has been noted by GNATS.
 > 
 > From: Frank Kardel <kardel@netbsd.org>
 > To: gnats-bugs@netbsd.org
 > Cc: 
 > Subject: Re: kern/34164: unconnected ippp? interfaces hang onto pakets to
 >  be send
 > Date: Tue, 08 Aug 2006 19:26:28 +0200
 > 
 >  Additional datapoint: ping -f -c 1000 <ipaddr> manage to queue 256 mbufs 
 >  at the interface before being out
 >  of sendbuffer space.
 >  Does it make sense to queue so many pakets(mbufs)?
 
 isn't it because of
 
 $ sysctl net.inet.ip.ifq.maxlen
 net.inet.ip.ifq.maxlen = 256