What is the output of "brctl br0 showmacs" ? Are you running iptables or ebtables? On Mon, May 18, 2009 at 9:31 AM, Alexandre Becholey <alexandre.becholey@xxxxxxx> wrote: > Hi > > I have a similar problem than the one in this thread: > https://lists.linux-foundation.org/pipermail/bridge/2009-May/006383.html > and the network is quite similar: > http://inwww.epfl.ch/~becholey/network.jpg (every computer run linux > there are no DHCP, every IP needs to be static) > > when I try to ping PC1 from PC2 I can see the ARP "who-has" going to > PC1. PC1 answers, I can see the ARP is at on the bridge (on any > interfaces), but they don't arrive to PC2 => "Destination Host Unreachable" > when I try to ping PC2 from PC1 I can see on the bridge the ARP > "who-has", but they don't arrive to PC2. > From the bridge, I can ping everybody. > > In both case I can see the number of packets increasing on the bridge > with ifconfig, there are no drops and no errors.. > > The use of a bridge is not an option, because I need the same subnet > (10.79.0.0) in the whole network :-/ > > Do you have an idea why the ARP packets can't be sent in "the air"? Or > do you have a workaround for this? > I hope I provided enough information... Thanks in advance. > > Best regards, > > Alexandre Becholey > > PS: here is the configuration of the bridge: (I tried with 2 different > wireless card, one mini-PCI broadcom and a USB dongle ralink) > # brctl addbr br0 > # ifconfig wlan0 0.0.0.0 up > # ifconfig eth0 0.0.0.0 up > # iwconfig wlan0 essid my_ssid > # brctl addif br0 wlan0 > # brctl addif br0 eth0 > # ifconfig br0 10.79.2.2 netmask 255.255.0.0 up > # dmesg > device eth0 entered promiscuous mode > br0: port 2(eth0) entering learning state > br0: port 1(wlan0) entering learning state > br0: no IPv6 routers present > br0: topology change detected, propagating > br0: port 2(eth0) entering forwarding state > br0: topology change detected, propagating > br0: port 1(wlan0) entering forwarding state > > # ifconfig > br0 Link encap:Ethernet HWaddr 00:21:E9:E7:AE:88 > inet addr:10.79.2.2 Bcast:10.79.255.255 Mask:255.255.0.0 > inet6 addr: fe80::221:e9ff:fee7:ae88/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:0 errors:0 dropped:0 overruns:0 frame:0 > TX packets:6 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > RX bytes:0 (0.0 b) TX bytes:468 (468.0 b) > > eth0 Link encap:Ethernet HWaddr 00:22:41:30:92:18 > inet6 addr: fe80::222:41ff:fe30:9218/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:59327 errors:0 dropped:0 overruns:0 frame:0 > TX packets:34860 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:28272439 (26.9 Mb) TX bytes:5007876 (4.7 Mb) > Interrupt:17 > > lo Link encap:Local Loopback > inet addr:127.0.0.1 Mask:255.0.0.0 > inet6 addr: ::1/128 Scope:Host > UP LOOPBACK RUNNING MTU:16436 Metric:1 > RX packets:1665 errors:0 dropped:0 overruns:0 frame:0 > TX packets:1665 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > RX bytes:2650847 (2.5 Mb) TX bytes:2650847 (2.5 Mb) > > wlan0 Link encap:Ethernet HWaddr 00:21:E9:E7:AE:88 > inet6 addr: fe80::221:e9ff:fee7:ae88/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:2004 errors:0 dropped:0 overruns:0 frame:296525 > TX packets:799 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:150703 (147.1 Kb) TX bytes:77417 (75.6 Kb) > Interrupt:16 > > wmaster0 Link encap:UNSPEC HWaddr > 00-1B-11-08-88-F8-00-00-00-00-00-00-00-00-00-00 > 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:1000 > RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) > > > _______________________________________________ > Bridge mailing list > Bridge@xxxxxxxxxxxxxxxxxxxxxxxxxx > https://lists.linux-foundation.org/mailman/listinfo/bridge > _______________________________________________ Bridge mailing list Bridge@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/bridge
