sven falempin <[email protected]> writes: >>Synopsis: interface description field disappear when configured >>Category: system >>Environment: > System : OpenBSD 5.5 > Details : OpenBSD 5.5-current (GENERIC) #65: Mon Apr 14 > 10:43:19 MDT 2014 > > [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC > > Architecture: OpenBSD.amd64 > Machine : amd64 >>Description: > After using ifconfig to set a description on an interface, > using a ifconfig to configure the interface will remove the > description.
It is a known (documented) problem, specific to tun(4) when changing operation mode. It's not just the interface description that gets discarded. No one fixed it yet. ;) >>How-To-Repeat: > ~[130] 11:53:23 -ksh > root@bsd-snap-test # ifconfig tun0 create > ~[OK] 11:53:30 -ksh > root@bsd-snap-test # ifconfig tun0 description "happy easter" > ~[OK] 11:53:45 -ksh > root@bsd-snap-test # ifconfig tun0 > tun0: flags=10<POINTOPOINT> mtu 1500 > description: happy easter > priority: 0 > groups: tun > status: down > ~[OK] 11:53:53 -ksh > root@bsd-snap-test # ifconfig tun0 link0 > ~[OK] 11:53:57 -ksh > root@bsd-snap-test # ifconfig tun0 > tun0: flags=9802<BROADCAST,SIMPLEX,LINK0,MULTICAST> mtu 1500 > lladdr fe:e1:ba:d1:5b:b9 > priority: 0 > groups: tun > status: no carrier > ~[OK] 11:53:59 -ksh > root@bsd-snap-test # ifconfig tun0 link0 description "happy easter" > ~[OK] 11:54:08 -ksh > root@bsd-snap-test # ifconfig tun0 > tun0: flags=9802<BROADCAST,SIMPLEX,LINK0,MULTICAST> mtu 1500 > lladdr fe:e1:ba:d1:5b:b9 > description: happy easter > priority: 0 > groups: tun > status: no carrier >>Fix: > just reuse description when configuring : ifconfig tun0 link0 > description "happy easter". [...] -- jca | PGP : 0x1524E7EE / 5135 92C1 AD36 5293 2BDF DDCC 0DFA 74AE 1524 E7EE
