i386/73673: ifconfig tun0 destroy report: ifconfig: SIOCIFDESTROY: Invalid argument

[andrea]

>Number:         73673
>Category:       i386
>Synopsis:       ifconfig tun0 destroy report: ifconfig: SIOCIFDESTROY: Invalid argument
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Nov 08 14:40:19 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator:     andrea
>Release:        5.3 RC1
>Organization:
tin.it
>Environment:
FreeBSD ihi.systems303.it 5.3-RC1 FreeBSD 5.3-RC1 #0: Thu Oct 28 20:03:22 CEST 2004     root at ihi.systems303.it:/usr/obj/usr/src/sys/IHI  i386

>Description:
I use a vpn client that configure the tun0 interface when the vpn is up.When the vpn go down the interface tun0 remain configured, if the command 'ifconfig tun0 destroy' return:

ifconfig: SIOCIFDESTROY: Invalid argument

>How-To-Repeat:
 
>Fix:

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