From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gary Thomas Subject: Re: Marvell 88E609x switch? Date: Fri, 27 Feb 2009 08:29:09 -0700 Message-ID: <49A806C5.1010200@mlbassoc.com> References: <20090227132319.GY17040@xi.wantstofly.org> <49A7EA3D.8070800@mlbassoc.com> <20090227142754.GB17040@xi.wantstofly.org> <49A7FA57.7030504@mlbassoc.com> <20090227144004.GC17040@xi.wantstofly.org> <49A7FEE1.2020705@mlbassoc.com> <20090227145746.GD17040@xi.wantstofly.org> <49A801E6.1040502@mlbassoc.com> <20090227151441.GE17040@xi.wantstofly.org> <49A80606.1040508@mlbassoc.com> <20090227152721.GG17040@xi.wantstofly.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Lennert Buytenhek Return-path: Received: from 137-67-76-76.skybeam.com ([76.76.67.137]:3562 "EHLO mail.chez-thomas.org" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1755290AbZB0P3Y (ORCPT ); Fri, 27 Feb 2009 10:29:24 -0500 In-Reply-To: <20090227152721.GG17040@xi.wantstofly.org> Sender: netdev-owner@vger.kernel.org List-ID: Lennert Buytenhek wrote: > On Fri, Feb 27, 2009 at 08:25:58AM -0700, Gary Thomas wrote: > >>>>> If yes, can you up the interfaces, and send some packets over them >>>>> and see if the TX counters on eth0 increase? If yes, can you dump >>>>> the packets sent out over eth0 using tcpdump? >>>> I tried to ping out and into the box. Nothing seems to go anywhere: >>>> >>>> root@ppc_target:~ ifconfig >>>> eth0 Link encap:Ethernet HWaddr 00:1D:11:81:00:00 >>>> inet addr:192.168.12.189 Bcast:192.168.12.255 Mask:255.255.255.0 >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:17 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:1000 >>>> RX bytes:0 (0.0 B) TX bytes:1810 (1.7 KiB) >>>> Base address:0x6000 >>>> >>>> lan1.1 Link encap:Ethernet HWaddr 00:1D:11:81:00:00 >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:0 >>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) >>>> >>>> Running tcpdump on the external network (192.168.12.x), I saw >>>> no activity. >>>> >>>> Do I need to do anything more than "ifconfig lan1.1 up"? >>> IP addresses should be attached to the lanX.X interfaces, not to eth0 >>> -- eth0 will only be carrying specially tagged (DSA/EDSA) packets. >>> So you should move the IP address to lan1.1. >>> >>> Can you trying pinging via lan1.1 and then seeing if there are >>> packets transmitted out over eth0, and dump those packets with tcpdump? >> It looks like the packets are going out, but I don't see anything >> on the wire. After a few ping attempts: >> >> root@ppc_target:~ ifconfig >> eth0 Link encap:Ethernet HWaddr 00:1D:11:81:00:00 >> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:41 errors:0 dropped:0 overruns:0 carrier:0 >> collisions:0 txqueuelen:1000 >> RX bytes:0 (0.0 B) TX bytes:2974 (2.9 KiB) >> Base address:0x6000 >> >> lan1.1 Link encap:Ethernet HWaddr 00:1D:11:81:00:00 >> inet addr:192.168.12.189 Bcast:192.168.12.255 Mask:255.255.255.0 >> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:39 errors:0 dropped:0 overruns:0 carrier:0 >> collisions:0 txqueuelen:0 >> RX bytes:0 (0.0 B) TX bytes:1638 (1.5 KiB) >> >> The eth0 and lan1.1 counters are going up at more or less the >> same rate. > > Can you run tcpdump on eth0 to see what the packets look like? Locally (on the board with the switch)? That will take a while to set up as it's a 100% embedded system, runs from FLASH, etc. -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------