From: SourceForge.net <no...@so...> - 2009-06-12 17:39:14
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Bugs item #1400101, was opened at 2006-01-08 23:55 Message generated for change (Comment added) made by rstory You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=112694&aid=1400101&group_id=12694 Please note that this message will contain a full copy of the comment thread, including the initial issue submission, for this request, not just the latest update. Category: agent Group: linux Status: Open Resolution: None Priority: 5 Private: No Submitted By: Scott Lamb (slamb) >Assigned to: Robert Story (rstory) Summary: 5.3 Destroyed netw. interfaces not removed from ifDescr list Initial Comment: Under Linux 2.6.14 using the tun driver with tinc, a new ifIndex is used every time the tunnel comes up. I.e.: [slamb@rosalyn ~]$ /sbin/ip link show 1: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:40:05:35:54:30 brd ff:ff:ff:ff:ff:ff 3: sit0: <NOARP> mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 5: slamb.org: <POINTOPOINT,MULTICAST,NOARP,UP> mtu 1500 qdisc pfifo_fast qlen 500 link/[65534] [slamb@rosalyn ~]$ sudo killall tincd Password: [slamb@rosalyn ~]$ sudo tincd -n slamb.org [slamb@rosalyn ~]$ /sbin/ip link show 1: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:40:05:35:54:30 brd ff:ff:ff:ff:ff:ff 3: sit0: <NOARP> mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 6: slamb.org: <POINTOPOINT,MULTICAST,NOARP,UP> mtu 1500 qdisc pfifo_fast qlen 500 link/[65534] I _believe_ this behavior is correct, but net-snmp 5.3 can't deal with it. It accumulates multiple descriptions of the same device: IF-MIB::ifDescr.6 = STRING: slamb.org IF-MIB::ifDescr.7 = STRING: slamb.org IF-MIB::ifDescr.8 = STRING: slamb.org with only the latest marked as up. The old ones should be destroyed. ---------------------------------------------------------------------- >Comment By: Robert Story (rstory) Date: 2009-06-12 13:39 Message: try the attached patch, or 5.5.pre3 or later... ---------------------------------------------------------------------- Comment By: Dave Shield (dts12) Date: 2007-03-08 11:25 Message: Logged In: YES user_id=88893 Originator: NO The IF-MIB handling has been completely rewritten for the latest releases. Can you please confirm whether this problem is still valid with this "mfd-rewrite" implementation? (Depending on the O/S, you may need to explicitly activate this code using "configure --enable-mfd-rewrites") ---------------------------------------------------------------------- Comment By: Thomas Anders (tanders) Date: 2006-09-04 09:30 Message: Logged In: YES user_id=848638 Also see duplicate bug 1524974: https://sourceforge.net/tracker/?func=detail&atid=112694&aid=1524974&group_id=12694 ---------------------------------------------------------------------- Comment By: Sven Schnelle (sschnelle) Date: 2006-06-27 05:00 Message: Logged In: YES user_id=1371568 I've made a patch that fixes this behaviour for me. Patch Number is #1513191. ---------------------------------------------------------------------- Comment By: Matthew Darwin (mdarwin) Date: 2006-01-15 09:17 Message: Logged In: YES user_id=414456 I see the same problem (Linux 2.6.12-i386) using "vpnc". The problem exists in versions 5.2.2 and 5.3. ---------------------------------------------------------------------- You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=112694&aid=1400101&group_id=12694 |