LLDP packets flow over the wireless interface, because pox's openflow.discovery sees the wireless link between the two switches. Why would the wireless interface be passing LLDP and nothing else?
On Tue, Nov 19, 2013 at 6:15 PM, Alison Chan <chan7...@kettering.edu> wrote: > I just tried with one controller (my laptop, running pox with > info.packet_dump and forwarding.l2_learning) connected to both > switches. A host connected to switch A (host 1) was pinging a host > connected to switch B (host 2). > > According to the packet dumper, switch B sees the arp request from > host 1 and the arp reply from host 2, and pox installs a flow on > switch B from host 2's port (port 1) to the wireless port (port 5). > But switch A never sees the arp reply and neither does host 1. > > This is probably not an issue with switch A. When I connect a wireless > client (Ubuntu 12.04 PC with cheapie rt2800usb adapter) to switch A's > SSID, packets flow as expected. > > DEBUG:dump:aa-aa-aa-aa-aa-aa:[70:71:bc:d5:41:40>ff:ff:ff:ff:ff:ff > ARP][ARP REQUEST hw:1 p:2048 70:71:bc:d5:41:40>00:00:00:00:00:00 > 192.168.1.119>192.168.1.113][18 bytes: 00 00 00 00 00 ...] > DEBUG:dump:bb-bb-bb-bb-bb-bb:[70:71:bc:d5:41:40>ff:ff:ff:ff:ff:ff > ARP][ARP REQUEST hw:1 p:2048 70:71:bc:d5:41:40>00:00:00:00:00:00 > 192.168.1.119>192.168.1.113][18 bytes: 00 00 00 00 00 ...] > DEBUG:dump:bb-bb-bb-bb-bb-bb:[70:71:bc:d5:41:20>70:71:bc:d5:41:40 > ARP][ARP REPLY hw:1 p:2048 70:71:bc:d5:41:20>70:71:bc:d5:41:40 > 192.168.1.113>192.168.1.119][18 bytes: 00 00 00 00 00 ...] > DEBUG:forwarding.l2_learning:installing flow for 70:71:bc:d5:41:20.1 > -> 70:71:bc:d5:41:40.5 > > Cheers, > Alison > > On Tue, Nov 19, 2013 at 2:17 PM, Alison Chan <chan7...@kettering.edu> wrote: >> Hello, >> >> I'm trying to interconnect several TL-WR1043ND with Pantou over their >> wireless links. I was able to get one (let's call it A) up and running >> on its wireless interface using AP mode, and wireless clients' traffic >> on that interface was controlled by OpenFlow. However, I am having >> some trouble configuring a second one (B) as a wireless client with >> that interface OpenFlow controlled. >> >> B associates to A's SSID and A's controller (pox running host_tracker) >> picks up that it's connected. (I think it sees B's arp packets, but I >> am not sure. I'll test soon with packet_dump module) However, traffic >> from a host attached to A to a host attached to B doesn't pass. >> >> Is there anything I should try or should be looking at? >> >> A diagramme of my topology is here: https://copy.com/uLC3xCeTl7Xu >> >> Thanks! >> >> -- >> Alison Chan >> chan7...@kettering.edu >> +1 909 278 7753 >> >> Sedulously eschew obfuscatory hyperverbosity or prolixity. > > > > -- > Alison Chan > chan7...@kettering.edu > +1 909 278 7753 > > Sedulously eschew obfuscatory hyperverbosity or prolixity. -- Alison Chan chan7...@kettering.edu +1 909 278 7753 Sedulously eschew obfuscatory hyperverbosity or prolixity. _______________________________________________ openflow-discuss mailing list openflow-discuss@lists.stanford.edu https://mailman.stanford.edu/mailman/listinfo/openflow-discuss
