info about ctype

[Chaya <chaya@sasken.com>]

hi

	Should the C-type be same for the link id and
	interface id.

	or suppose can the link id be unnumbered and interface id
	be IPv4

	or is Ctype configurable for link id and interface id
	for each of  the messages which invloves it


	pls reply

thanks,
Chaya