Re: Satellite Internet

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Author: Stephen
Date:  
To: Main PLUG discussion list
Subject: Re: Satellite Internet
Expect latency of 900ms and up

this is simply based on the speed of light and the time it needs to
travel from point A to point B

On Tue, Sep 13, 2011 at 9:47 AM, Dazed_75 <> wrote:
> You do understand that the satellite is 22,500 miles up.  Even if it were
> directly above you, that means the signal round is to the satellite, back to
> the ISP somewhere on earth, back to the satellite and back down to you the
> round trip is a minimum of 90,000 miles.  At the speed of light, that is
> about a half second.  Its really much further for any internet request so
> latency always must be more than that.
>
> In fact, I really wonder where dns resolution is done.  Clearly a user with
> their own dns server or caching would be imperative to avoid latency being
> well over one second minimum to get name resolution plus getting data from a
> web site.
>
> it would be interesting for someone using a satellite service to do
> something like:
>
> dig yahoo.com | grep -i time
> dig yahoo.com | grep -i time
> dig cnn.com | grep -i time
> dig ubuntu.com | grep -i time
> dig cnn.com | grep -i time
> dig ubuntu.com | grep -i time
>
> and post the results
>
> On Mon, Sep 12, 2011 at 5:58 PM, Bryan O'Neal
> <> wrote:
>>
>> Agree. Everything I tried had unbearable latency.
>>
>> On 9/12/11, Kevin Fries <> wrote:
>> > I had HughesNet at my last place.  Worked great, but high latency.   So
>> > I
>> > agree with the comment about bad for Skype, and would add online gaming.
>> > But had no trouble with dropbox.
>> >
>> > Kevin
>> > On Sep 12, 2011 6:20 AM, "Lyle Tuttle" <> wrote:
>> >> At 04:41 PM 9/11/2011, keith smith wrote:
>> >>>I bumped into Satellite Internet today and found it has improved
>> >>>vastly. I'm thinking this opens up faster internet access to those
>> >>>rural areas where there is not DSL or cable Internet access. I work
>> >>>from my home so I was very careful to ensure I would have access to
>> >>>cable or DSL. Now I see living and working more rural might be an
>> >>> option.
>> >>>
>> >>>Anyone using Satellite Internet? If so what is your experience?
>> >>
>> >> My sister-in-law uses it as she lives on top of a mountain in
>> >> Colorado.......ok for email, but not good for Dropbox xfers, Skype -
>> >> voice or voice w/video. Too much delay drops connection.........
>> >>
>> >> Which satellite service did you check? I'm not sure what hers is, will
>> > check.
>> >>
>> >> lyle tuttle
>> >>
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>
>
>
> --
> Dazed_75 a.k.a. Larry
>
> The spirit of resistance to government is so valuable on certain occasions,
> that I wish it always to be kept alive.
>   - Thomas Jefferson
>
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--
A mouse trap, placed on top of your alarm clock, will prevent you from
rolling over and going back to sleep after you hit the snooze button.

Stephen
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