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Date: Thu, 5 Jan 2012 17:57:24 +0700
From: Eugene Grosbein <eugen@grosbein.net>
To: Sami Halabi <sodynet1@gmail.com>
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Cc: freebsd-net@freebsd.org
Subject: Re: ng_mppc_decompress: too many (4094) packets dropped,
	disabling node
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On Thu, Jan 05, 2012 at 12:48:05PM +0200, Sami Halabi wrote:
> Hi,
> there is a problem whith this script:
> 
> # ngctl ls | awk '{ if ($4 == "l2tp") print $6}'
> ngctl: send msg: No buffer space available

You should try to increase kern.ipc.maxsockbuf, net.graph.maxdgram,
net.graph.recvspace to 8M or higher with sysctl command,
until this ngctl error disappears.

Eugene Grosbein