OSPF is how you manage load sharing and load balancing.
----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com -------------------------------------------------- From: "Marlon K. Schafer" <o...@odessaoffice.com> Sent: Wednesday, March 04, 2009 9:36 AM To: "WISPA General List" <wireless@wispa.org> Subject: Re: [WISPA] 100 meg full duplex backhaul > Certainly Jack. I don't know anyone that's built something like this > already though. > > And, it's really not that far off from what we already do. It's just > bigger and faster. > > I've not used the hardware needed for this system so I'm mostly interested > in what people would install. I know there are a few people here that > have very high speed backbone systems in place. > > The one part that's got me stumped so far is what to do to create a load > sharing load balancing mechanism at the main towers. Should that be done > via high end switch or router? > > If you know someone that would be good help in putting this idea together > please feel free to have them contact me. Please note, that nothing will > be able to happen at a nut and bolt specific level until construction > starts. The program is customer and land acquisition specific, not build > it THIS way specific. Did I say that at all clearly? Does it make sense? > That is part of why I've not even looked for help yet, there are far more > questions than plans in place. Things are still at a conceptual stage, > but I'm trying to drill down a bit better. > > Thanks! > marlon > > ----- Original Message ----- > From: Jack Unger > To: WISPA General List > Sent: Tuesday, March 03, 2009 10:06 PM > Subject: Re: [WISPA] 100 meg full duplex backhaul > > > Marlon, > > Trying to design a complex system like this via a listserve "committee" > is more than a little bit risky. Have you considered going to someone who > actually has this type of network design experience and paying them to do > the whole job right the first time? Just asking. > > jack > > > Marlon K. Schafer wrote: > I don't know if I'll be able to put some many antennas on the towers. > > How close together would I need the towers to prevent the rain fade outage > at 18 gig? > > Aren't there any 5.8 systems that will do this reliably in the first > place? > I shouldn't need 5.x for distribution so I could use it all for backhaul. > I'll have 2.4, 3.65, 4.9 and hopefully, someday, TVBD for the consumers. > marlon > > ----- Original Message ----- > From: "Brian Webster" <bwebs...@wirelessmapping.com> > To: "WISPA General List" <wireless@wispa.org> > Sent: Tuesday, March 03, 2009 9:44 PM > Subject: Re: [WISPA] 100 meg full duplex backhaul > > > The 5.8 GHz backup links will help you deal with outages due to > environmental conditions such as rain fade. That has to be factored in for > links when you operate above 10 GHz. Even if you run a loop configuration > you could have a fade condition that could block out a whole tower site > severing your links to that location in both directions of your loop. > Another path at a lower frequency with spatial diversity from your primary > link (different mounting heights) would at least keep that site up though > maybe not at full speed. > > > > Thank You, > Brian Webster > > -----Original Message----- > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org]on > Behalf Of Marlon K. Schafer > Sent: Wednesday, March 04, 2009 12:26 AM > To: WISPA General List > Subject: Re: [WISPA] 100 meg full duplex backhaul > > > Thanks. > > Do you think we need the unlicensed for each hop if the entire network is > build in a circle? > marlon > > ----- Original Message ----- > From: "Travis Johnson" <t...@ida.net> > To: "WISPA General List" <wireless@wispa.org> > Sent: Tuesday, March 03, 2009 9:12 PM > Subject: Re: [WISPA] 100 meg full duplex backhaul > > > Licensed 18ghz links with 5.8ghz backup links for each hop. Figure > $15,000 per link for everything. > > Travis > Microserv > > Marlon K. Schafer wrote: > Hi All, > > I'm looking for some gear that'll be rock solid at 15 to 20 miles. Some > links may be less, but I'm not counting on that. > > I'll be hauling public safety, private vpns, and normal internet > traffic. > > I'll probably have around 20 towers, all linked in a ring. I can load > share > across the ring as long as speeds never drop below 100megs. I'll want > things to be automatically self healing if there is a loss of > connectivity > in any direction. > > What would you guys use/suggest? > > I'd love to go licensed (but no 6 gig due to antenna sizes) but > unlicensed > may be OK due to the failover capabilities. > > We have to worry about snow, fog and, worst of all, dust storms. > > What gear would you use? How would you set this up? > > I'm in the pricing stage so off list quotes etc. are welcome. Pall park > numbers are fine at this time, as long as they tend to run high vs. low, > I'd > rather over estimate the costs. > > thanks, > marlon > > > > ------------------------------------------------------------------------- > ------- > WISPA Wants You! 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Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > > > > > -- > Jack Unger - President, Ask-Wi.Com, Inc. > Serving the Broadband Wireless Industry Since 1993 > Cisco Press Author - "Deploying License-Free Wireless WANs" > WISPs - Do you know where your customers are? > For wireless coverage mapping see http://www.ask-wi.com/mapping > FCC Lic. #PG-12-25133 LinkedIn Profile > <http://www.linkedin.com/in/jackunger> > Phone 818-227-4220 Email <jun...@ask-wi.com> > > > > > ------------------------------------------------------------------------------ > > > > > > -------------------------------------------------------------------------------- > WISPA Wants You! 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