lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Sun, 22 Apr 2012 01:13:54 -0400
From:	Bill Fink <billfink@...dspring.com>
To:	Marco Berizzi <pupilla@...mail.com>
Cc:	<brian.haley@...com>, <tushar.n.dave@...el.com>,
	<netdev@...r.kernel.org>, <eric.dumazet@...il.com>
Subject: Re: rx_dropped packets stop with tcpdump running

On Fri, 20 Apr 2012 17:25:28 +0200, Marco Berizzi wrote:

> brian.haley@...com wrote:
> > 0x886d or 0x86DD? That second one is IPv6, you might just need to load the module.
> 
> here is the tcpdump:
> 
> 17:23:25.561398 00:19:99:90:ba:72 > ff:ff:ff:ff:ff:ff, ethertype Unknown (0x886d), length 64: 
>         0x0000:  0001 0001 000c 24e2 0001 0019 9990 ba72  ......$........r
>         0x0010:  0000 0500 2304 6364 726f 447b d700 80f8  ....#.cdroD{....
>         0x0020:  ffff 20d1 b631 80fa ffff e02b fb30 80fa  .....1.....+.0..
>         0x0030:  ffff                                     ..
> 17:23:25.561402 00:19:99:90:ba:73 > ff:ff:ff:ff:ff:ff, ethertype Unknown (0x886d), length 64: 
>         0x0000:  0001 0001 000c 24e2 0002 0019 9990 ba72  ......$........r
>         0x0010:  6700 5400 6800 7200 6500 7300 6800 6f00  g.T.h.r.e.s.h.o.
>         0x0020:  6c00 6400 0000 3700 3200 0000 0000 0000  l.d...7.2.......
>         0x0030:  0000                                     ..

FYI, a Google search for "ethertype 886d" revealed that this is
supposedly an Intel ANS probe.  See:

  http://fixunix.com/networking/337443-packets-broadcasting-every-second.html

						-Bill
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists