OK, thanks. I'd hate to get confused and have to tear up all my CCIE notes I've been taking cause they were wrong. :) ""s vermill"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Steven A. Ridder wrote: > > > > is PPP connection-oriented with acks? I thought it wasn't. > > Steven, > > No. Yes. I think the strict definition of "connection oriented" relates to > layer 3 or above protocols (such as TCP). Of course, PPP does negotiate a > logical connection between two end points. But it does so at layer 2. And > you are absolutely correct that PPP does NOT ack data packets with control > characters in the way I described earlier. I was merely refering to the > "ACK" that you will see ONLY during the PPP negotiation phase (and only if > you are using a sniffer or debugging ppp negotiation). Bisynch protocols > use a similar mechanism throughout data transmission that PPP only does > during negotiation. Sorry for adding to the confusion. The terminology is > bad enough without my help. > > Scott
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