Check your spanning tree setup. The machine prolly detected a loop.
-Mike > Hi ! > > We have configure 2 VLAN on a switch (one for a future private network and an > other for the DMZ). > For the moment, addresses in the both VLAN are in the same address domain. > I try to bridge them, but an interface is always entering and staying in > blocking state. > The configuration is as follow : > On the switch port 23 belongs to VLAN1 and port 20 to VLAN2. > On the linux box (debian) 2 NIC. File /etc/network/inferfaces : > auto br0 > iface br0 inet static > address X.Y.Z.T > netmask 255.255.255.0 > broadcast X.Y.Z.255 > gateway X.Y.Z.U > bridge_ports all > When I bring up br0 interface : > Jun 27 08:41:14 pollux kernel: device eth0 entered promiscuous mode > Jun 27 08:41:14 pollux kernel: eth0: Setting promiscuous mode. > Jun 27 08:41:14 pollux last message repeated 4 times > Jun 27 08:41:14 pollux kernel: device eth1 entered promiscuous mode > Jun 27 08:41:14 pollux kernel: eth1: Setting promiscuous mode. > Jun 27 08:41:14 pollux last message repeated 4 times > Jun 27 08:41:14 pollux kernel: br0: port 2(eth1) entering listening state > Jun 27 08:41:14 pollux kernel: br0: port 1(eth0) entering listening state > Jun 27 08:41:15 pollux kernel: br0: port 2(eth1) entering blocking state > Jun 27 08:41:29 pollux kernel: br0: port 1(eth0) entering learning state > Jun 27 08:41:44 pollux kernel: br0: port 1(eth0) entering forwarding state > > I don't understand why eth1 is in blocking state. Any suggestion ? > > Thanks a lot. > > Marc. > > > -------------------------------------------------------------------------------- > Marc Chanove LLI/CNRS > [EMAIL PROTECTED] Universite Paris XIII > Tel : (+33) 1 49 40 38 79 99 Avenue J.B. Clement > Fax : (+33) 1 49 40 40 99 F-93430 Villetaneuse > -------------------------------------------------------------------------------- > _______________________________________________ > Bridge mailing list > [EMAIL PROTECTED] > http://www.math.leidenuniv.nl/mailman/listinfo/bridge > _______________________________________________ Bridge mailing list [EMAIL PROTECTED] http://www.math.leidenuniv.nl/mailman/listinfo/bridge
