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.