> Today is a week 3....and no progress...
> Machine is running on NetBSD 1.5.2 with 96RAM...mysql,www,mail
> and buggy internet daemon..
> with two nics ( Realtek) ....sometimes this box running about
> 5 hours...none broblem...and then starting to complain
> "ping:sendto:No buffer available"...or named and dhcpd servers
> cant send data to local network....mashine craches...half....same
> time those servers running well outside!Problem is only with my
> local network cant communicate with outside world!
> Today i wiped out those nicks and giggled "OOO pice of mind"..
> but nothing...none ;-) same messages...it seems like something
> filling all the buffer...but ...what? netstat -m shows that network
> using only 42% ....in this side..seems thats all is fine....no errors..
> when i reload network ...all is ok...about..1 hour...or sometimes
> ...when im lucky 5 hours ; -)

Try setting options NMBCLUSTERS=8192 or 16384 or even at max 65536
in your kernel config, rebuild kernel and go again.
When running a very bussy mailserver boost the amount of kern.maxfiles
as well.
Bye,

Mipam.