Re: ping: sendto: No buffer space avaialable

[itojun@iijlab.net]

>As per the subject line, that is the error I am receiving.  Started rather
>recently after I had some words with the phone company about a line
>problem (3 weeks to get fixed but thats another topic).
>
>This is happening alot lately, I kill ppp, rerun it and all is well for 15
>min to a few hours, then I lose network connectivity, I ping a nameserver
>that I know I can ping, and I get the above error.  Any ideas??
>
>As far as a possible DoS attack, my logs are not picking anything up, I
>have a deny any any coming into my little network.
>OpenBSD 2.8 running ipf+ipnat.

	if the ppp link is failing, and ppp outgoing queue is filled up,
	ppp layer will return ENOBUFS on outgoing packet queue insertion
	failure.

itojun