There are dozens of technical papers about all this in the PTTI, FCS, UFFC, EFTF journals. Google for words like: GPS carrier-phase dual-frequency time-transfer geodetic-receiver IGS precise point positioning PPP I don't have a link to a handy 1-page summary, but someone else on the list might.

What about Virgin Mobil and Virgin Mobile Canada = Any experiences Any updates on availability ? Greg and Susan Han USCG 100GT Master, Near Coastal Key Biscayne, FL Allegria -- Krogen Whaleback #16 Lying at Key Biscayne YC, Florida

. > > What about Virgin Mobil and Virgin Mobile Canada = Any experiences > > A

(Its few hundred bytes stack memory, even on nowadays very capable mobile devices. Even more so if looking at the pjsua's "default" video codecs configurations.)

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The symbian application is not working with my mobile operator internet. I saw its a port restricted NAT they are using. The STUN resolve the IP address 119.35.38.8 and put the on SIP header. I tried to ping or trace route the IP with No luck. It cant be found. I tried using STUN separate client with different STUN server. The result is same IP.

I am 3 days from leaving Mobile Bay on the first leg of doing the loop, or part of it. I live on a 34 Marine Trader. Don't try and talk me out of it because I don't have much choice. I only have one other option, to go up the Mobile River and do the loop in reverse, but with spring coming on, that's not much of an option.

> Actually, Maptech Pocket Navigator for the Pocket PC works > fine on my Windows Mobile 6.0 and 6.1 phones, even with > downloadable NOAA/NOS raster charts. Yeah but... Pocket Navigator for the Pocket PC is for the Pocket PC and not the iPhone. The original question and posting, I believe, was about the iPhone only.

The Navionics Mobile program on my iPhone resulted in greater than two hour back up times for the phone on the MAC. I didn't use it enough to appreciate additional features but went back to MacENC where I find chart downloading is quite fast and not required very often.

Dog River Marina is at Mobile about 200 miles south of Demopolis. The contact there is Sonny Middleton 251-471-5449. They have a good boat yard. I had work done there last year. I don't believe there is anything between Demopolis and Mobile except Bobby's Fish Camp. I also had work done at Demopolis and was satisfied with the service there also.