K 10 svn:author V 3 yar K 8 svn:date V 27 2006-06-21T07:29:44.000000Z K 7 svn:log V 243 Track interface department events and detach vlans from departing trunk so that we don't get into trouble later by dereferencing a stale pointer to dead trunk's things. Prodded by: oleg Sponsored by: RiNet (Cronyx Plus LLC) MFC after: 1 week END