Re: PM3 stopping?

S. Van Steen (steven@glo.be)
Tue, 8 Jul 1997 13:26:12 +0200 (MET DST)

> On Mon, 7 Jul 1997, Jacob H. Suter wrote:
>
> > I've found this trick... ComOS apparently has a hole when it
> > comes to large ICMP packets.. Filter all ICMP packets to the ethernet
> > interface of the PM from both dialups and the ethernet side of things.
> > It'll save yourself some administration hassle (and screw up traceroutes -
> > but Livingston's already do that to 90% of the installed system base of
> > the world anyways).

Indeed, as this is what a PM3 says after someone does a "ping -s 12000" for
about a minute:

isdn_dpktout: **** NO BUFFS ****
isdn_dpktout: **** NO BUFFS ****
isdn_dpktout: **** NO BUFFS ****

pm> ver
Livingston PortMaster PM-3 ComOS 3.5c6
System uptime is 1 minutes
pm> sh mem
System memory 4194304 bytes - 3037868 used, 1156436 available
96:1 1152:1 128:0 640:1 80:1 208:1 112:3 272:1 160:2 16:3 48:0 32:12
System nbufs 2800 - 37 used, 2763 available

The ICMP echo requests will eat *ALL* your nbufs but will not be answered :-(

--Steven.