RE: TCP Ack [7:11703]

2001-07-11 Thread Ayers, Michael
OK, See if I have it here. The receive window is a buffer. It is specified in bytes. During the 3 way handshake, each side tells the other it's buffer size. This is the start of our flow control. During the 3 way handshake, Each side also specifies a sequence number. The other will

RE: TCP Ack [7:11703]

2001-07-11 Thread Brett Johnson
of Stevens, TCP/IP Illustrated, page 266-267. And this appears to be happening in the sniffer trace that I was examine. Brett -Original Message- From: Ayers, Michael [mailto:[EMAIL PROTECTED]] Sent: Wednesday, July 11, 2001 11:21 AM To: [EMAIL PROTECTED] Subject: RE: TCP Ack [7:11703] OK

RE: TCP Ack [7:11703]

2001-07-11 Thread Ayers, Michael
OK I'm reposting because my original got cut off. See if I have it here. The receive window is a buffer. It is specified in bytes. During the 3 way handshake, each side tells the other it's buffer size. This is the start of our flow control. During the 3 way handshake, Each side also specifies

Re: TCP Ack [7:11703]

2001-07-11 Thread Priscilla Oppenheimer
At 11:09 PM 7/10/01, Michael L. Williams wrote: You're correct, and I should be more careful with my terminology segments are what TCP deals with I'm wondering how you could get away with writing an RFC that doesn't specify something as critical as sending ACKs =) Well, I think the

RE: TCP Ack [7:11703]

2001-07-11 Thread Priscilla Oppenheimer
At 01:29 PM 7/11/01, Ayers, Michael wrote: OK I'm reposting because my original got cut off. See if I have it here. The receive window is a buffer. It is specified in bytes. During the 3 way handshake, each side tells the other it's buffer size. This is the start of our flow control. During

RE: TCP Ack [7:11703]

2001-07-11 Thread Ayers, Michael
OK, last try on my post The receive window is a buffer. It is specified in bytes. During the 3 way handshake, each side tells the other it's buffer size. This is the start of our flow control. During the 3 way handshake, Each side also specifies a sequence number. The other will reply with

RE: TCP Ack [7:11703]

2001-07-11 Thread Priscilla Oppenheimer
:RE: TCP Ack [7:11703] At 01:29 PM 7/11/01, Ayers, Michael wrote: OK I'm reposting because my original got cut off. See if I have it here. The receive window is a buffer. It is specified in bytes. During the 3 way handshake, each side tells the other it's buffer size. This is the start

RE: TCP Ack [7:11703]

2001-07-10 Thread Peter Slow
i think this is because the window size is allowed to get much larger befrore something gets dropped on a higer speed segment. i think sending the window size is still used. also dont forget that sometimes ICMP is used to control certain things. of course you've read the rfcs, the

RE: TCP Ack [7:11703]

2001-07-10 Thread Priscilla Oppenheimer
At 10:01 AM 7/10/01, Peter Slow wrote: i think this is because the window size is allowed to get much larger befrore something gets dropped on a higer speed segment. Would a TCP recipient know it was on a high-speed segment, though? A sender might have some idea because it tracks congestion,

Re: TCP Ack [7:11703]

2001-07-10 Thread Michael L. Williams
Comments below.. Priscilla Oppenheimer wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... At 10:01 AM 7/10/01, Peter Slow wrote: i think this is because the window size is allowed to get much larger befrore something gets dropped on a higer speed segment. Would a TCP

Re: TCP Ack [7:11703]

2001-07-10 Thread Priscilla Oppenheimer
At 06:38 PM 7/10/01, Michael L. Williams wrote: Comments below.. Priscilla Oppenheimer wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... At 10:01 AM 7/10/01, Peter Slow wrote: i think this is because the window size is allowed to get much larger befrore something gets

Re: TCP Ack [7:11703]

2001-07-10 Thread Michael L. Williams
NICE! See below. Priscilla Oppenheimer wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... A recipient is not told to use a window size by the sender. Each side has its own receive window size, based on its own buffer space. It used to be that a recipient ACKed when it