Re: Networking problems with 2.6.1-rc2

[Tomas Szepe]

On Jan-07 2004, Wed, 17:49 +0100
Tomas Szepe <szepe@xxxxxxxxxxxxxxx> wrote:

> The box I'm seeing this on has a single inet interface "eth0,"
> which is connected to LAN.
> 
> 	# ip addr add 172.27.0.1/16 brd + dev eth0 label eth0:1
> 	$ nmap -sP -T Insane '172.27.*.*'
> 
> There are no live addresses from the 172.27.0.0/16 range on the LAN.
> After about a minute into the ping sweep, nmap starts printing messages like:
> 
> 	Strange read error from 172.27.4.26: Transport endpoint is not connected
> 	Strange read error from 172.27.4.27: Transport endpoint is not connected
> 	Strange read error from 172.27.4.28: Transport endpoint is not connected
> 	...
> 
> and dmesg reveals these errors:
> 
> 	Neighbour table overflow.
> 	NET: 46 messages suppressed.
> 	...
> 
> Then, trying to issue a simple "ping 172.27.5.5" results in:
> 
> 	connect: No buffer space available
> 
> I'm unable to reproduce the problem with a 2.4 kernel.

I've just verified this problem exists in 2.6.1-rc3 as well as 2.6.1-rc2-mm1.

-- 
Tomas Szepe <szepe@xxxxxxxxxxxxxxx>
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