[ospfd] Additional NSM neighbour state change stats/information

2006-07-25 Paul Jakma <paul.jakma@sun.com>

	* ospf_neigbor.h: (struct ospf_neighbor) Add some additional
	  neighbour state statistics fields, timestamps for progressive
	  and regressive state changes, and pointer to event string
	  for the latter state change.
	* ospf_nsm.c: (nsm_notice_state_change) Update new state changs
	  history as required.
	* ospf_vty.c: (show_ip_ospf_neighbor_detail_sub) Print out above
	  new per-neighbour state change stats.
4 files changed