From: James Ventre (messageboard@ventrefamily.com)
Date: Wed Apr 19 2006 - 13:08:08 GMT-3
>Mark Lasarko wrote:
>expect 400-600ms delay each way.
Each hop: Earth <-> Geo-Sync is approx 125ms (1/8th of a second)
This yields 250ms (2/8ths) of one way latency (ground -> satellite ->
ground)
Round trip pings aren't going to get faster than ~500ms unless you're
using satellites other than geo-sync (~22.2K miles). Low Earth Oribt?
James
Mark Lasarko wrote:
> I have a few deployments, mobile command centers, DR-stuff, expect 400-600ms
> delay each way. I had this back on my commercial (Vendor_to_remain_nameless)
> when I moved a while back and it was NOT acceptable for me, but with the right
> equipment and proper expectations it is possible - I just would not recommend
> it unless there are no other options (I am sure we all can think of a few good
> examples) ~M
>
>
>
> Guys,
>
> I am looking for a solution to Voice over VSAT connection, I have a customer
> connected to to remote sites through VSAT 1Meg, 512 up and 512 down
> connection to each site. now I want to run voice between these sites. I am
> confused about the links cause VSAT uses UP and Down channels for sending
> and recieving traffic, does it effects voice communications. What is a voice
> behaviour on Satellite connection.
>
> your valuable input or reference material will be appriciated.
>
> --
> Best Regards,
>
> Mohammed Shoeb Ahmed
>
> Consultant
>
> Pho: 00966-01-2150166
>
> Mail: mshoeb@scs.com.sa
>
> Mob:00966-05-09144227
>
> Riyadh KSA
>
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