> On Apr 26, 2016, at 10:47 PM, Ken Seefried <seefr...@gmail.com> wrote: > > From: Paul Koning <paulkon...@comcast.net> >> >> HDLC is ok so far as it goes, but DDCMP is superior in every respect. The >> only reason >> to use HDLC is that you need to talk something that can't be made to speak >> DDCMP. >> > > Like a Cisco router without the DECnet feature set? Or pretty much > anything that doesn't speak DECnet?
Sure, but then you also need to worry about implementing the higher layer protocols. HDLC may be the least of your worry. paul