RE: [WISPA] once again, several of the key...

2006-12-26 Thread Brad Belton
Hello Patrick, With all due respect I don't think anyone here doubts the Alvarion VL is not simply a plain vanilla CSMA product. However, unfortunately the end result is the same when deployed in a RF hostile environment. All the items you list below while impressive are of little use in RF

Re: [WISPA] once again, several of the key...

2006-12-26 Thread Marlon K. Schafer (509) 982-2181
- Original Message - From: Patrick Leary [EMAIL PROTECTED] To: WISPA General List wireless@wispa.org Sent: Tuesday, December 26, 2006 10:20 AM Subject: [WISPA] once again, several of the key... ...features that make VL NOT a basic CSMA/CA product. - Configurable Minimum and Maximum

Re: [WISPA] once again, several of the key...

2006-12-26 Thread Mark Koskenmaki
Hopefully you understand all of those:) Part of Marlon's issue with the basic 802.11 system is talked about below, but of course, since it's there, the tuneability helps, but does not resolve the issue. I beleive Marlon's reference to CSMA / CA is two pronged. While it's true that recieved

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
mks: And what happens when we have someone light up a Wmux type system that's ALWAYS on? The time value won't make a difference since there will NEVER be totally clear air. PL: Marlon, The available values are 0, 7, 15, 31, 63, 127, 255, 511 and 1023. A value of 0 means that the contention

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
Koskenmaki Sent: Tuesday, December 26, 2006 10:57 AM To: WISPA General List Subject: Re: [WISPA] once again, several of the key... Hopefully you understand all of those:) Part of Marlon's issue with the basic 802.11 system is talked about below, but of course, since it's there, the tuneability

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
Subject: Re: [WISPA] once again, several of the key... Hopefully you understand all of those:) Part of Marlon's issue with the basic 802.11 system is talked about below, but of course, since it's there, the tuneability helps, but does not resolve the issue. I beleive Marlon's reference to CSMA / CA

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
] -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Patrick Leary Sent: Tuesday, December 26, 2006 11:48 AM To: WISPA General List Subject: RE: [WISPA] once again, several of the key... Mark, ...also, in terms of your question about packet aggregation

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
Marlon, I also just realized you asked what the Lost Beacon Threshold setting is about. In standard CSMA/CA radios, the APs will reset if their beacons are not received within a certain window, which can cause havoc on the network. This can happen in high interference environments. With

Re: [WISPA] once again, several of the key...

2006-12-26 Thread Marlon K. Schafer (509) 982-2181
, December 26, 2006 11:19 AM Subject: RE: [WISPA] once again, several of the key... mks: And what happens when we have someone light up a Wmux type system that's ALWAYS on? The time value won't make a difference since there will NEVER be totally clear air. PL: Marlon, The available values are 0, 7, 15

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Brad Belton
, Brad -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Patrick Leary Sent: Tuesday, December 26, 2006 1:20 PM To: WISPA General List Subject: RE: [WISPA] once again, several of the key... mks: And what happens when we have someone light up a Wmux type system

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Brad Belton
grin -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Marlon K. Schafer (509) 982-2181 Sent: Tuesday, December 26, 2006 2:33 PM To: WISPA General List Subject: Re: [WISPA] once again, several of the key... OK, so when we set the value to 0, how does

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Patrick Leary
:36 PM To: 'WISPA General List' Subject: RE: [WISPA] once again, several of the key... This is a bit misleading and doesn't answer Marlon's question. Entering a 0 value in the VL contention window algorithm setting will indeed turn off the VL contention mechanism, but it will do little

RE: [WISPA] once again, several of the key...

2006-12-26 Thread Brad Belton
Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Patrick Leary Sent: Tuesday, December 26, 2006 3:07 PM To: WISPA General List Subject: RE: [WISPA] once again, several of the key... So contention window algorithm is a glossy advertisement buzz word? Yeah, I'm sure thems