<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Pavlin,<div><br><div><div>On Oct 8, 2008, at 9:48 AM, Pavlin Radoslavov wrote:</div><blockquote type="cite"><div><br>Stegen,<br><br>Do you have the following in your /etc/rc.conf.local file (mentioned<br>in the XORP User Manual, the PIM-SM section):<br><br># Enable multicast routing (see netstart(8) for details).<br>multicast_host=NO <br>multicast_router=YES<br><br>The sendmsg() "No route to host" error seems an indication that the<br>outgoing multicast control packets are dropped by the IPv4<br>forwarding table check. Typically this happens if the forwarding<br>table is missing a default route or a 224.0.0.0/4 route (you need<br>either one).<br>The above /etc/rc.conf.local configuration fixes that.</div></blockquote><div>I touched on the above in my previous reply to Bruce, but I'll just reiterate that yes, I've got the above set on my system to no avail. </div><div><br></div><blockquote type="cite"><div>The xorp_fib2mrib crash seems an orthogonal issue that must be<br>investigated and fixed, hence please send us the coredump trace.</div></blockquote>Where's the best address to send the coredump to? If you need an openbsd test bed, I can get another system online for you... ;)</div><div><br></div><div>thanks for the help!</div><div>stegen</div><div><br></div><div><blockquote type="cite"><div><br><br>Pavlin<br><br><blockquote type="cite">interfaces {<br></blockquote><blockquote type="cite"> restore-original-config-on-shutdown: false<br></blockquote><blockquote type="cite"> interface vlan40 {<br></blockquote><blockquote type="cite"> description: "data interface"<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> default-system-config<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite">}<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">fea {<br></blockquote><blockquote type="cite"> unicast-forwarding4 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> click {<br></blockquote><blockquote type="cite"> disable: true<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite">}<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">plumbing {<br></blockquote><blockquote type="cite"> mfea4 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> interface vlan40 {<br></blockquote><blockquote type="cite"> vif vlan40 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> interface register_vif {<br></blockquote><blockquote type="cite"> vif register_vif {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> traceoptions {<br></blockquote><blockquote type="cite"> flag all {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite">}<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">protocols {<br></blockquote><blockquote type="cite"> igmp {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> interface vlan40 {<br></blockquote><blockquote type="cite"> vif vlan40 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> version: 2<br></blockquote><blockquote type="cite"> enable-ip-router-alert-option-check: false<br></blockquote><blockquote type="cite"> query-interval: 30<br></blockquote><blockquote type="cite"> query-last-member-interval: 1<br></blockquote><blockquote type="cite"> query-response-interval: 10<br></blockquote><blockquote type="cite"> robust-count: 2<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> traceoptions {<br></blockquote><blockquote type="cite"> flag all {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> pimsm4 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> interface vlan40 {<br></blockquote><blockquote type="cite"> vif vlan40 {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> dr-priority: 1<br></blockquote><blockquote type="cite"> hello-period: 30<br></blockquote><blockquote type="cite"> hello-triggered-delay: 5<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> interface register_vif {<br></blockquote><blockquote type="cite"> vif register_vif {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> bootstrap {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> cand-bsr {<br></blockquote><blockquote type="cite"> scope-zone 224.0.0.0/4 {<br></blockquote><blockquote type="cite"> is-scope-zone: false<br></blockquote><blockquote type="cite"> cand-bsr-by-vif-name: "vlan40"<br></blockquote><blockquote type="cite"> cand-bsr-by-vif-addr: 10.3.48.2<br></blockquote><blockquote type="cite"> bsr-priority: 1<br></blockquote><blockquote type="cite"> hash-mask-len: 30<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> switch-to-spt-threshold {<br></blockquote><blockquote type="cite"> /* approx. 1K bytes/s (10Kbps) threshold */<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> interval: 100<br></blockquote><blockquote type="cite"> bytes: 102400<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"> traceoptions {<br></blockquote><blockquote type="cite"> flag all {<br></blockquote><blockquote type="cite"> disable: false<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"> }<br></blockquote><blockquote type="cite">}<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Note that I've only got it enabled on vlan40 because I'm not seeing any igmp<br></blockquote><blockquote type="cite">queries coming from the system at all, and I just wanted a trimmed down<br></blockquote><blockquote type="cite">configuration until I can see the queries. Now here's an interesting log<br></blockquote><blockquote type="cite">entry that I've seen.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">[ 2008/10/07 23:38:13 WARNING xorp_fea XrlFeaTarget ] Handling method for<br></blockquote><blockquote type="cite">raw_packet4/0.1/send failed: XrlCmdError 102 Command failed sendmsg(proto 2<br></blockquote><blockquote type="cite">size 32 from 10.3.48.2 to 224.0.0.1 on interface vlan40 vif vlan40) failed:<br></blockquote><blockquote type="cite">No route to host<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I saw something similar in an older post, but there wasn't any follow up to<br></blockquote><blockquote type="cite">it:<br></blockquote><blockquote type="cite"><a href="http://mailman.icsi.berkeley.edu/pipermail/xorp-users/2004-December/000332.html">http://mailman.icsi.berkeley.edu/pipermail/xorp-users/2004-December/000332.html</a><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I'm sure that other folks have gotten this to work on other openbsd systems,<br></blockquote><blockquote type="cite">but I'm not sure what I'm missing. I'm using an intel em0 interface for<br></blockquote><blockquote type="cite">vlan40, and MULTICAST is enabled on the interface. I must just be missing<br></blockquote><blockquote type="cite">something silly!<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I'm also not sure if I should have fib2mrib enabled or not, but when I do<br></blockquote><blockquote type="cite">enable it, the xorp_fib2mrib module dies.<br></blockquote><blockquote type="cite">[ 2008/10/07 23:43:57 ERROR xorp_rtrmgr:14018 RTRMGR +747 module_manager.cc<br></blockquote><blockquote type="cite">done_cb ] Command "/usr/local/xorp/fib2mrib/ xorp_fib2mrib": terminated with<br></blockquote><blockquote type="cite">signal 6; aborted with a core dump.<br></blockquote><blockquote type="cite">[ 2008/10/07 23:43:57 INFO xorp_rtrmgr:14018 RTRMGR +291 module_manager.cc<br></blockquote><blockquote type="cite">module_exited ] Module coredumped: fib2mrib<br></blockquote><blockquote type="cite">[ 2008/10/07 23:43:57 INFO xorp_rib RIB ] Received death event for protocol<br></blockquote><blockquote type="cite">fib2mrib shutting down -------<br></blockquote><blockquote type="cite">OriginTable: fib2mrib<br></blockquote><blockquote type="cite">IGP<br></blockquote><blockquote type="cite">next table = Redist:fib2mrib<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">... xorp churns and churns and ultimately ends up here ...<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 TRACE xorp_fea MFEA ] RX kernel signal: message_type =<br></blockquote><blockquote type="cite">1 vif_index = 0 src = 10.3.49.57 dst = 239.1.1.1<br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 TRACE xorp_fea MFEA ] RX kernel signal: message_type =<br></blockquote><blockquote type="cite">1 vif_index = 0 src = 10.3.49.33 dst = 239.1.1.1<br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 WARNING xorp_rtrmgr:14018 XrlFinderTarget +406<br></blockquote><blockquote type="cite">../xrl/targets/finder_base.cc handle_finder_0_2_resolve_xrl ] Handling method<br></blockquote><blockquote type="cite">for finder/0.2/resolve_xrl failed: XrlCmdError 102 Command failed Target<br></blockquote><blockquote type="cite">"fib2mrib" does not exist or is not enabled.<br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 ERROR xorp_rtrmgr:14018 RTRMGR +1998 task.cc task_fail<br></blockquote><blockquote type="cite">] Shutting down fatally wounded process (fib2mrib)<br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 ERROR xorp_rtrmgr:14018 RTRMGR +681<br></blockquote><blockquote type="cite">master_conf_tree.cc commit_pass2_done ] Commit failed: Can't validate config<br></blockquote><blockquote type="cite">ready of process fib2mrib<br></blockquote><blockquote type="cite">[ 2008/10/07 23:46:24 ERROR xorp_rtrmgr:14018 RTRMGR +251<br></blockquote><blockquote type="cite">master_conf_tree.cc config_done ] Configuration failed: Can't validate config<br></blockquote><blockquote type="cite">ready of process fib2mrib<br></blockquote><blockquote type="cite">xorp_rtrmgr in free(): error: chunk is already free<br></blockquote><blockquote type="cite">[1] + 14018 abort (core dumped) ./bin/xorp_rtrmgr<br></blockquote><blockquote type="cite">root134p0at-ig0.sv/usr/local/xorp<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">So I've got it disabled for now, but I figured I'd let this issue be known<br></blockquote><blockquote type="cite">too.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">If anyone could provide me with some insight as to what I'm missing I'd<br></blockquote><blockquote type="cite">definitely be appreciative as I'd love to get this working. =) Also please<br></blockquote><blockquote type="cite">let me know if I should provide any more information.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">thanks for the help<br></blockquote><blockquote type="cite">stegen_______________________________________________<br></blockquote><blockquote type="cite">Xorp-users mailing list<br></blockquote><blockquote type="cite"><a href="mailto:Xorp-users@xorp.org">Xorp-users@xorp.org</a><br></blockquote><blockquote type="cite"><a href="http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users">http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users</a><br></blockquote><br></div></blockquote></div><br></div></body></html>