[GreenKeys] DSL ?

[Martin]

Its about to happen, I certainly hope to be doing so shortly, not sure 
how well it will work though, may need very good error protection as tty 
not as forgiving as voice. Maybe at times a bit like a radio QSO.....

Maybe have our own Telex network over Cnet in UK.

Martin

CNET 44 865 8091, so far.

Larry Tighe wrote:
> Howdy Don,
>
> I'm having an Asterik card installed in a PC to be running Linux.  The card 
> will connect to a T-1 bank of cards.  Not being a nerd, a friend is doing 
> the set up for me.
>
> Thence, the computer connected to the DSL will allow me to send and receive 
> telephone calls amongst the telephone collectors .... they call each other 
> thru their old step switches set up at their homes.
>
> My switch is a Britt 75 line stepper....it connects to the T-1 bank of 
> cards.  My fone friends don't understand why the TTY guys never got into 
> putting their machines on the Asterik system....I'm hoping some will 
> eventually hop onto this system....much prefer try calls then voice! ! !
>
> lar
> ----- Original Message ----- 
> From: "Don Robert House" <k9tty at dls.net>
> To: "Roy Morgan" <k1lky at earthlink.net>
> Cc: <greenkeys at mailman.qth.net>
> Sent: Friday, June 19, 2009 4:06 PM
> Subject: Re: [GreenKeys] DSL ?
>
>
>   
>> Hi Roy,
>>
>> Digital Subscriber Line (DSL) is a family of digital broadband services.
>> All are provided over twisted copper cable facilities in the feeder
>> plant.
>> Expansion of these services are now commonly extended over
>> distribution plant with fiber optic cable...
>> nicknamed "Fiber To The Curb." The unit that provides the individual
>> subscriber channels is the
>> DSLAM: Digital Subscriber Line Access Multiplexor commonly called the
>> "Dee Slam"
>> or the SAI: Serving Area Interface "Sigh".
>>
>> There are many versions of DSL, some of which are:
>>
>> BR ISDN: Basic Rate Integrated Switched Digital Network.
>>
>> PR ISDN: Primary Rate Integrated Switched Digital Network.
>>
>> ADSL: Asynchronous Digital Subscriber Line.
>>
>> ADSL+: Asynchronous Digital Subscriber Line with expanded bandwidth.
>>
>> HDSL: High bit rate Digital Subscriber Line.
>>
>> SDSL: Symmetrical Digital Subscriber Line.
>>
>> SHDSL: Symmetrical High bit rate Digital Subscriber Line.
>>
>> VDSL: Very high bit rate Digital Subscriber Line.
>>
>> xDSL: One of a family of Digital Subscriber Line services.
>>
>> DAML: Digital Added Main Line.
>>
>> NOTE:
>> Not to be confused with DLS (Direct Line of Sight)
>> nor DLC (Digital Loop Carrier system)
>>
>> 73,
>> Don K9TTY
>>
>> (Associate Editor - Technical Requirement T1.TRQ.10-2003)
>>
>>
>>
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>
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>   

.


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