kern/126714: CARP interface renaming makes system no longer respond on the virtual IP address

[Slawomir Zak]

>Number:         126714
>Category:       kern
>Synopsis:       CARP interface renaming makes system no longer respond on the virtual IP address
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Aug 21 13:10:01 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator:     Slawomir Zak
>Release:        7.0-STABLE
>Organization:
>Environment:
FreeBSD drummer 7.0-STABLE FreeBSD 7.0-STABLE #2: Mon Aug 18 14:54:24 CEST 2008     root at fw-1:/usr/obj/usr/src/sys/X4200  i386

>Description:
CARP renaming with ifconfig carpXX name something-else make system no longer respond to packets sent to the virtual IP. Renaming the interface back to carpXX doesn't help.
>How-To-Repeat:
ifconfig em0 up
ifconfig em1 up
ifconfig lagg0 create up laggproto failover laggport em0 laggport em1
ifconfig vlan4 create up vlan 4 vlandev lagg0 192.168.0.1/24
ifconfig carp1 create up vhid 1 pass testpass 192.168.0.2/24
ifconfig carp1 name another_name
>Fix:
Unknown

>Release-Note:
>Audit-Trail:
>Unformatted: