> We plan to enable GPS Sync for a single “SM” connected (i.e. a PTP link) in > a software update coming in the near future.
What would the latency be on a link like that? Have a number of PTP230's that need upgraded. > It will be a software update to any Force 110 PTP radios that have been > purchased. > > > > > > > > From: Af [mailto:af-boun...@afmug.com] On Behalf Of George Skorup (Cyber > Broadcasting) > Sent: Wednesday, March 11, 2015 7:51 PM > To: af@afmug.com > Subject: Re: [AFMUG] A note on ePMP 2.4 PTP mode > > > > The only reason to use it right now is because of the GigE interface and > 802.3af power ability. > > So come on Cambium, don't make me buy AirFiber 5X's. > > On 3/11/2015 7:19 PM, Mathew Howard wrote: > > Yes! If the force110 PTP will get a PTP-only sync ability at some point, I'm > going to start using them everywhere even if I don't actually sync. as they > are now, I'm not sure it's worth spending the extra money over just using a > standard force110. > > > > On Wed, Mar 11, 2015 at 5:58 PM, George Skorup (Cyber Broadcasting) > <geo...@cbcast.com> wrote: > > Yeah, if I'm going to buy the 110PTP radio, which we know is the Sync radio > with it disabled!, then let me do PTP-only WITH sync. I can understand they > don't want us buying the PTP radio at half the price and someone figuring > out how to hack it into an AP. For PTP links, I would spend the extra $ for > the PTP radio whether I need the sync or not, may need it in the future, so > why not put it up now. And I'm talking both ends, you never know if you have > to swap masters for timing. > > On 3/11/2015 5:13 PM, Mathew Howard wrote: > > I know... I was told they were looking into doing just that. > > > > On Wed, Mar 11, 2015 at 4:30 PM, Josh Luthman <j...@imaginenetworksllc.com> > wrote: > > It's software limited to not do sync. I'd like to see it limited to being > only a PTP, just allow the sync. > > > > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > > > On Wed, Mar 11, 2015 at 5:17 PM, Mathew Howard <mhoward...@gmail.com> wrote: > > There was some talk of enabling GPS sync on the eForce PTP110, is that > something that is going to happen? with the 2.5ms frame, we should get > latency closer to what flexible mode does, correct? > > > > On Wed, Mar 11, 2015 at 3:55 PM, Josh Luthman <j...@imaginenetworksllc.com> > wrote: > > But the force110ptp can't sync so it should always do ePTP? PTP being > possibly better if you have a large scale of synced backhauls I suppose. > > > > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > > > On Wed, Mar 11, 2015 at 4:52 PM, Dan Sullivan > <daniel.sulli...@cambiumnetworks.com> wrote: > > Hi Matt, > > ePTP does not support GPS sync as there is no fixed frame. > > PTP mode is TDD based and does support GPS Sync. The 2.5 msec frame also > will support GPS Sync. > > Dan Sullivan > ePMP Software Manager > > > -----Original Message----- > From: Af [mailto:af-boun...@afmug.com] On Behalf Of Matt > Sent: Wednesday, March 11, 2015 3:17 PM > To: af@afmug.com > > Subject: Re: [AFMUG] A note on ePMP 2.4 PTP mode > >> Just a quick note on the enhanced PTP mode of operation - >> >> You will see lower latency in most deployments as compared to the TDD & >> Flex mode of operation. However, in high interference coupled with long >> distance environments the flexible mode will do better in terms of tput. >> At this time, this is per design but we will be addressing and >> incorporating some of the good stuff from our TDD/Flex mode of operation >> into the enhanced PTP to bring back the tput in the above conditions. >> Please note that we are also working on a 2.5ms frame to reduce latency in >> the PMP mode of operation. >> >> Thanks >> Sakid > > Looking at ePMP in 5ghz for PTP. Is there a way to do it WITH GPS sync to > allow frequency reuse for PTP yet? Running out of 5ghz spectrum. > > > > > > > > > > > > > >
