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4G For Yachts – Alan Spicer Marine Telecom

Monthly Archives: October 2012

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How many G’s do we need? [As you'll see, AT&T or T-Mobile's HSPA+ networks can give the 4G networks a run for their money]

31. October 2012 19:51 / Leave a Comment / Alan Spicer

“As you’ll see, AT&T or T-Mobile’s HSPA+ networks can give the 4G networks a run for their money”

That’s a quote from: http://www.lightreading.com/document.asp?doc_id=226448&?itc=edit_stub

Titled: The Best 3G & 4G Cities in America

Not all 4G is created equal
It should be noted that AT&T Inc. (NYSE: T), Leap Wireless International Inc. (Nasdaq: LEAP), MetroPCS Inc. (NYSE: PCS), Sprint Nextel Corp. (NYSE: S) and Verizon Wireless all run some form of 4G Long Term Evolution (LTE) network in the U.S.

T-Mobile USA , meanwhile, uses a fast form of 3G technology called High-Speed Packet Access-Plus (HSPA+), which it markets as 4G. AT&T also sells HSPA+ as 4G alongside its younger — but growing — LTE network.

T-Mobile is expecting to introduce LTE in key metropolitan areas in 2013.

Not all 4G is created equal. AT&T and Verizon have wider radio channels to deploy LTE technology than the smaller operators do, so those networks tend to be the fastest.

As you’ll see, AT&T or T-Mobile’s HSPA+ networks can give the 4G networks a run for their money, particularly in the cases of Leap and MetroPCS, because those carriers have much less spectrum — meaning smaller channels overall — to deploy 4G LTE in.

Verizon also has a significantly larger 4G LTE footprint than any of its rivals. As of late October 2012, Verizon has 419 LTE markets live, AT&T has 77, Sprint has 32 and MetroPCS has 13 cities and parts of Florida, while Leap just has two cities up.

* I don’t see them really justifying the comment on HSPA+ networks giving 4G networks a run for the their money. That is unless the slow results at 3.x Mb/s are all 3G networks for those “slower” areas.

On a boat do you really need to have 4G on a router shared onto the boat? If it was faster then your crew and guests would use up your monthly data allocation (Data Cap: e.g. 5 Gb per month) even faster. So what needs 2 or 3 times the speed of 3G? Certainly not most email and average work-related web surfing. But if your network users (on your boat) were to be downloading a lot of something … or streaming videos … they would like 10 Mb/s better than 3 Mb/s. But then again, like I said, that would use your monthly data plan allocation twice or 3 times as fast as well.

http://www.daytondailynews.com/news/business/rising-mobile-data-demand-brings-limits/nSF2z/

Rising mobile data demand brings limits

“Under a 2 gigabyte data cap, a consumer can watch two high-definition movies or three hours of television on their device before they incur an overage charge, according to Public Knowledge.”

(5 high-definition movies or 7.5 hours of television for a 5 gigabyte data cap plan.)

“Popular, data-intensive iPhone features such as Facetime video chat can consume 3MB per minute, easily increasing data usage to more than 1 gigabyte — or 1,024 megabytes — per month, said Dylan Breslin-Barnhart, a Validas spokesman.”

“The typical well-connected family we think has a good chance of using around 11GB per month.” (And a typical well-connected yacht? Probably about the same.)

* Not to mention that other real-time updating “apps” (or applications programs) can also be data hogs over a period of time. Once on board a yacht I noticed a lot of constant data (Ethernet Network Switch Hub lights blinking constantly) traffic occurring. I tracked it down to an Ipad with a Weather App … enabled for constant updates.

* T-Mobile recently brought back unlimited data plans … and I’ve read that Sprint has this as well. But according to the original cited article … according to the Verizon of the world: “Unlimited data plans are not a sustainable business model for the future… ” 

In other words you can sip data at the tap but you can’t gulp it down. Or you can gulp it down – but only for so long – because you will run out. It sounds to me like the cellular carriers still have us drinking at the IPv4 rate … 32 bit (4 Gigabits) , rather than at the Ipv6 rate which is 128 bits (approximately 3.4×10^38.) Yes I know the IPv stuff is in BITS, not BYTES, like when we talk about how many GigaBYTES we get per month. But you get the point. There’s still something wrong with the back-end infrastructure … there’s not enough Gigabits for everyone. There’s not enough to scale up to what the mobile data world has already moved up to. Not at an affordable rate anyway, not with profit margins in mind.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Cellular Voice and Internet

Sandy knocks out communications (telecom) infrastructure in New York

31. October 2012 08:20 / Leave a Comment / Alan Spicer

I got this link in email …

http://www.nbcnewyork.com/news/local/Storm-Sandy-Cell-Phone-Towers-Outage-Websites-Telecommunications-NYC-Sandy-176489491.html

Sandy Takes out 25 Percent of Cell Towers

But not only that … Emergency Call Centers, other Telecom infrastructure, Web Hosting Centers (big blog and forums – Gawker and Huffington Post) … and obviously people with Power Outages can’t do anything with Cable or Landline based Internet – if they can’t run their modem/router gear and computers. They might have trouble charging cell phones with no power unless they have a generator or a DC (car battery) adaptor to charge them from.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

The Perfect Storm – Hurricane “Sandy” ++ = “Frankenstorm”

26. October 2012 14:08 / Leave a Comment / Alan Spicer

In South Florida we got off easy, according to what I’m reading …

http://www.cbsnews.com/8301-201_162-57540360/hurricane-sandy-may-slam-into-u.s-east-coast-as-halloween-week-frankenstorm/?tag=contentAux;mostPopular

There was a book, and a movie, called The Perfect Storm … describing a similar meteorological (weather) set up to what is predicted to take place in the Northeastern United States.

The Perfect Storm book image (wikipedia)

The Perfect Storm book image (wikipedia)




The Perfect Storm – Movie Trailer “Nature has created a MONSTER”

Updated 9:48 PM ET
WASHINGTON An unusual nasty mix of a hurricane and a winter storm that forecasters are now calling “Frankenstorm” is likely to blast most of the East Coast next week, focusing the worst of its weather mayhem around New York City and New Jersey.
…

The storm is a mix of Hurricane Sandy, now in the Caribbean as a Category 2 storm, as well as an early winter storm in the West and a blast of arctic air from the North. They’re predicted to collide and park over the country’s most populous coastal corridor and reach as far inland as Ohio.

http://www.cbsnews.com/8301-201_162-57540819/hurricane-sandy-forces-east-coast-to-brace-for-hit/

NOAA 5 day forcast – Hurricane Sandy

NOAA 5 day forcast - Hurricane Sandy

http://www.nytimes.com/2012/10/26/us/early-worries-that-hurricane-sandy-may-be-a-perfect-storm.html?_r=0

Early Worries That Hurricane Sandy Could Be a ‘Perfect Storm’

“It really could be an extremely significant, historic storm,” said Brian McNoldy, a senior research associate at the University of Miami, explaining that conditions are similar to those that created the famous “perfect storm” of 1991.

…

The chain of events that would make Hurricane Sandy develop into a grave threat to the coast involves a storm system known as a midlatitude trough that is moving across the country from the west. If the systems meet up, as many computer models predict, the storm over land could draw the hurricane in.

“Now you’ve got this giant storm complex with a lot of energy,” Mr. Feltgen said. The combined systems could produce high winds, heavy rains and storm surges that would cause extensive damage.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

 

Posted in: Main

Hurricane “Sandy” a bit of a bother for the Fort Lauderdale International Boat Show

25. October 2012 20:47 / Leave a Comment / Alan Spicer

Hurricane (was Tropical Storm) “Sandy” is going to ruffle the sandy beaches of Fort Lauderdale and be a bit of a bother for the Fort Lauderdle International Boat Show.

FLIBS Aerial Flyover and Fireworks Rescheduled … Due to Wind Conditions. Move to Sunday Oct. 28th.

Yachts having to double-up lines and Marinas having to put out extra hardware … to deal with the wind and rain that will be dumped over much of the show … according to the news. The storm isn’t coming right here (Thank God) but is to pass within around 130 miles of the Fort Lauderdale coast.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

Pepwave Internet Management Controllers for Yachts

25. October 2012 20:38 / Leave a Comment / Alan Spicer

I have the tab on the left for the Pepwave Max HD – and we also have the other Pepwave products available. These are Internet Management Control Systems designed to tame multiple Internet Access Systems on board yachts.

Here is the brochure / data sheet for the Peplink Balance series of products: Pepwave – Peplink Balance Data Sheet

And here is the Pepwave Max brochure / data sheet: Peplink – Pepwave Max Data Sheet

—

Contact: Alan Spicer

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

Yachts – Lightspeed II Marine WiFi [Video]

25. October 2012 20:19 / Leave a Comment / Alan Spicer

Many of you may know we have the Lightspeed II Marine WiFi Hotspot Sharing System which has its home page on:

http://www.wifiyacht.net

Here is the video from that page demonstrating the web browser based control pages and showing the WiFi Spectrum Analysis that it is capable of. It shows basically how to connect to a WiFi Hotspot system and share it on board to your crew and guests via an onboard wired and wireless computer network.




Lightspeed II Marine WiFi Hotspot Sharing System by Alan Spicer Marine Telecom and International Marine Electronics

—

Contact: Alan Spicer

+1 954 683 3426

communications @ marinetelecom.net

Posted in: WiFi Hotspot and Onboard WiFi Wireless

My Boat Show “app” Screen Shots – Re: Fort Lauderdale Boat Show

25. October 2012 06:05 / Leave a Comment / Alan Spicer

The Fort Lauderdale Boat Show 2012 starts tomorrow …

I took some screen shots of the “MyBoatShow” app.

http://www.marinetelecom.net/MyBoatShowapp/

enjoy!

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

Alan Spicer Marine Telecom on LinkedIn

23. October 2012 01:09 / Leave a Comment / Alan Spicer

Alan Spicer, Alan Spicer Marine Telecom is on LinkedIn (early adopter – on for many years)

You can search for “Alan Spicer Marine Telecom” and see my profile. I have over 2300 connections. I am in 49 groups / forums. I have 8 years 9 months + of experience working for sail and motor yachts and other marine vessels. Before this I have over 30 years in communications, computer systems administration, computer networking, and electronics.

I also have my own group “Marine Telecom (Commuications)” – please stop by and join. It is an OPEN group. We have many members in the industry in the group.

—–

If you need anything related to Marine Communications, Telecom, Internet & Computers please feel free to contact me via LinkedIn or via this Blog (my contact info will be below.) For other Marine Electronics I also have an affiliate for that.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

Make Your IPV6 Address “Cool” (Shorter, Customized)

21. October 2012 11:32 / Leave a Comment / Alan Spicer

If you have IPv6 on your Internet connection and you’re going to be driving around the Internet giving out that address (every web site and server will see it, some will tell you what it is on their web pages.) – you might as well make it a cool, shorter IPv6 address.

You can go here:

http://ipv6-test.com/

or here:

http://test-ipv6.com/

to test if you have IPV6 and see what your IPV6 and IPV4 addresses are.

By default – usually your Internet Router will announce your IPv6 Prefix, like:

2001:DB8:bca9:9110::/64

and your computer (Windows 7 or whatever) will create a long sort of random IPV6 address out of that for its own use.

UGLY! And no fun at all!

If you go into the settings and manually set your IP Address (you have 64 bits you can play with – 16 Hexadecimal Characters – 4 x 4 = 16 characters, 4 bits in binary each character 16 x 4 = 64 bits) and the Gateway, and the DNS Server … you can Roll Your Own IPv6 Address. In Windows 7 – Open Network and Sharing Center. In the top – middle – find your active Internet Connection. Click on the link for “Local Area Connection” (or Wireless Connection if you are wireless) and then click Properties. Open Internet Protocol Version 6 (TCP/IPv6) and your settings are right there.

Let’s say we take that:

2001:DB8:bca9:9110:0000:0000:0000:0000

and change the last 2 characters to “01″ or “10″ or “11″ or something along those lines. That is perfectly valid.

So we set: 2001:DB8:bca9:9110:0000:0000:0000:0011 as our IPv6 address, 64 bits pops in that box automatically (I noticed)  we just need to find the Link Level Address for our Router (The FE80 address.)

Once that’s set as the Default Router and the DNS Server …

Then 2001:DB8:bca9:9110:0000:0000:0000:0011 gets shortened to this cool thing:

2001:DB8:bca9:9110::11

(You could also do something like 2001:DB8:bca9:9110:0192:0168:0001:0011 – to emulate the old IPv4 RFC-1918 private addresses so common nowadays. Anything is valid from Zero to Nine and ‘A’ to ‘F’ in the 4 character sets. And you can modify all 4 characters in all 4 (16 total) ‘:’ seperated sets past the First 4 sets. The first 4 sets of 4 characters must remain the same. You could have “ffff:ffff:ffff:ffff” in the right hand 4 sets of 4. But the coolest is what I’ve already described because 3 sets of 4 zeros and any leading zeroes in the last 4 characters can all be shortened to “::”. That’s pretty sweet!)

* You can also do this on Linux – in particular I just set a manual “0010″ (like the “0011″ above) on Ubuntu 10.04 giving me:

2001:DB8:bca9:9110::10 on Ubuntu Linux. Ubuntu had a graphical “Network Connections” application (okay an “app”) that had both the Ipv4 and Ipv6 settings in it, this being somewhat similar to MS Windows in that you can have Automatic or Manual settings for both Ipv4 and Ipv6 in there.

* On Mac – Mac OS X – http://support.apple.com/kb/HT4667 tells you how to do this.

* On Android Phones – I’m having more trouble finding how to manually configure IPv6. If anyone has suggestions – let me know. I don’t have an Android device to test on. There are some Ipv6 related apps for Android.

http://www.androidzoom.com/android_applications/ipv6 

* On iOS 5 (ipod Touch, iPhone, iPad) – There does not seem to be a way graphically to set IPv6 Settings. If you have the “Terminal” app or SSH access to your device – you can no doubt do it in there.

http://stackoverflow.com/questions/9919048/not-able-to-configure-ipv6-address-on-iphone.

… and this person is fun to read (see: Wake Up and Smell the Coffee)

http://modmyi.com/forums/3rd-party-apps-requests/736738-display-configure-ipv6.html here is s snippet:

Knock, knock, Neo…
 The (not so) new IP address scheme is coming at us at increasing speed. It’s called IPv6 and is as big as the sun whereas the old scheme is called IPv4 and as small as our moon. If our sun would be made of sand then it would of course consist of much more individual grains of sand than, say, the moon. Let each grain of sand here have one unique IP address. The moon’s IP addresses are depleted far quicker than the sun. So now we’re moving slowly from “moon IPs” (IPv4) to “sun IPs” (IPv6). For a while we’ll carry them both. Until everyone has the Sun’s IPs, that’s when we don’t need to carry one of each. And we don’t need to disguise them any longer ’cause there are enough unique addresses available to give every person, animal, tree and flower a million of them. Seriously.
 
So. What this means is that the guard’s job is now redundant He’s been fired and all devices can have their own, globally unique, globally reachable address. All things that use the Internet are technically able to reach each other, unmodified.
 
In the old scheme someone would knock on the door, the guard would open, the person would say who he comes to visit and the guard would say yes or no. So your device would only be receiving traffic it either initiated, or the guard would pass on. You had some form of easy protection. With the new model you do not have that kind of protection, at least not enough, mainly due to unfortunate ignorance I believe is due to the intimidating size of it.
 
Sure, there are firewalls and protecting yourself will be just as easy depending on who you ask of course. The problem is not “can I be protected”, the problem is “how do I learn so I can protect myself?” We did it before, we can do it again. In fact, I believe we must.

* P.S. My iPhone 4S tells me …

Alan-S-iPhone:~ root# ip6fw show
ip6fw: getsockopt(IPV6_FW_GET): Protocol not available
Alan-S-iPhone:~ root# ip6conf
Usage:
        Start up IPv6 on ALL interfaces:        -a
        Shut down IPv6 on ALL interfaces:       -x
        Start up IPv6 on given interface:       -u [interface]
        Shut down IPv6 on given interface:      -d [interface].

* Ifconfig only shows IPv4 addressing, not IPv6. In Linux it shows “inet6 addr” IPv6 addressing as well.

Alan-S-iPhone:~ root# ifconfig 

(snip snip for unnecessary info.)

en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet 192.168.1.68 netmask 0xffffff00 broadcast 192.168.1.255
        ether 68:a8:6d:75:9d:e9
 

* Of course as one final note I should warn you that when you set a Manual / Static IP (either IPv4 or IPv6) on a portable device or laptop type of computer – you should remember that. IP Addressing is set per Interface not per Computer. That means that if you set manual on WiFi and you move to another Access point – it probably will not work. In fact it may break things so bad that YOU cannot get work done. But all you have to do is to set that connection (Interface) back to “Automatic” and you are back in business. I can’t tell you how many times that has happened to me while working on networks – and then moving to a different location – and having to take the extra time to realize the mistake. It can be realized pretty quickly though (e.g. in Windows with CMD prompt and typing “ipconfig”) by checking the current IP Addresses – that will usually jog your memory. Have a habit, if you are portable, of checking the Networking Settings when you think something should be working but it is not.

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

“FM (No Static At All)” – Quad (audio) failed back in the day – CEA sets Ultra HD standard

20. October 2012 05:30 / Leave a Comment / Alan Spicer

With FM there was “No Static At All” – Steely Dan sang about that … and there was even a movie FM. (Back in the day when I worked at Radio Shack they told me Don’t Use FM Stereo to demonstrate a HiFi System. Use another source like Tape or Vinyl Record. Of course those could have static too :-) .)



Quadraphonic failed back in the day … http://en.wikipedia.org/wiki/Quadraphonic_sound (But has been resurrected in modern times with Surround Sound stuff.)

A lot of people probably couldn’t tell Standard Def. TV from High Def. TV. But hey …

http://www.zdnet.com/cea-sets-ultra-hd-standard-for-next-generation-television-7000006085/

CEA sets Ultra HD standard for next-generation television

Summary: After selling us HD and Full HD TV sets, the consumer electronics industry is moving on to Ultra HD, formerly known as 4K. This is useful for large public display screens, but it’s hard to see any difference in domestic and normal business use, where “retina displays” are already available at normal working distances.

(more at the link.)

“Ultra HD has previously been known as Ultra HD, 4K or sometimes Quad HD. However, 4K is also used for a digital cinema standard with a slightly wider screen resolution of 4096 x 2160 pixels.”

* The Quad HD part was what made me think of Quadraphonic failing back in the day, and FM – and the No Static At All song from Steely Dan.

“Whether there’s any advantage to having an Ultra HD TV is open to doubt, and back in January, a CNet article explained Why 4K TVs are stupid for home use. At an 8-foot viewing distance, you’d need something like a 102-inch screen to see the pixels on a 1080p picture, so there’s really no point in having 2160p.
 
Indeed, CNet’s Geoffrey Morrison points out that, at a distance of 10 feet from a 50-inch TV set, “even 720p TVs have pixels too small for your eye to see”. In other words, many TV viewers don’t even need Full HD (1080p).”

* See also Why 4K TVs are stupid for home use: http://reviews.cnet.com/8301-33199_7-57366319-221/why-4k-tvs-are-stupid/.

* Another quote says …

“Given 20/20 vision, a human eye can resolve roughly 1 arcminute (1/60th of a degree), so every display is a “retina display” from a sufficiently large viewing distance. For example, you can’t see pixels on any screen, no matter how bad, from 50 feet. It is therefore possible to work out the viewing distance at which a particular screen becomes a “retina display”, and there’s a website to make the calculations.”

* So you just have to get the correct distance from your HD device for it to be Retina Display. Wow I thought it was some kind of special display.

* Did things just get better? Or unnecessary?

—

Alan Spicer Marine Telecom

+1 954 683 3426

communications @ marinetelecom.net

Posted in: Main

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