Fascinating.  And very, very informative.

Is there any way for a DStar user, either RF or Dongle, to determine the link 
status of a far-end repeater node?  In this case, for example, could Yoh have 
gleaned the fact that WB8THD C was linked to REF001C before making his /WB8THDC 
CQ call?

If I wanted to make a CQ call to, say, /W4AES B, is there any way from my 880 I 
could find out if it were linked first?


Thanks,
Jeff KG8IU

--- In dstar_digital@yahoogroups.com, "n0...@..." <n0...@...> wrote:
>
> Hi Jeff,
> 
> The station was JA7NJN, Yoh.
> This was picked up on KJ4MMC at the AES store in Orlando, which is always on 
> REF001 C.
> This is the second transmission from Yoh:
> 
> "Remote gateway tx start (REF001 C) streamid fe26  hdr BAD 2010/08/09 
> 09:30:40.899
>    rpt2 (REF001 C) rpt1 (WB8THD G) urcall (CQCQCQ  ) mycall (JA7NJN  /YOH )
>    user message (CAPTURE CALL BY R>CS) mycall (JA7NJN  ) streamid fe26
>    hdr f 400000 r2 JP1YJR G r1 JP1YJR   ur /WB8THDC my JA7NJN  /YOH  fc 32e6 
> OK
> Remote gateway tx end   (REF001 C) streamid fe26 cnt 94 missed 0 2010/08/09 
> 09:30:42.383"
> 
> The header would indicate he was using repeater callsign routing (/WB8THDC) 
> to WB8THD, port C. I know you can see a "CQCQCQ" in his UR field in the tx 
> start line. That is a Dplus quirk, but the header line information (hdr f 
> 400000) clearly shows he was using "/WB8THDC" in his UR field. Later on, Yoh 
> switched to your call for callsign routing after contact was established:
> 
> "Remote gateway tx start (REF001 C) streamid 4b75  hdr BAD 2010/08/09 
> 09:40:20.156
>    rpt2 (WB8THD G) rpt1 (REF001 C) urcall (JA7NJN  ) mycall (KG8IU   /880 )
>    hdr f 400000 r2 WB8THD G r1 WB8THD C ur JA7NJN   my KG8IU   /880  fc 19f6 
> OK
> Remote gateway tx end   (REF001 C) streamid 4b75 cnt 243 missed 0 2010/08/09 
> 09:40:24.989
> Remote gateway tx start (REF001 C) streamid 575b  hdr BAD 2010/08/09 
> 09:40:27.368
>    rpt2 (REF001 C) rpt1 (WB8THD G) urcall (KG8IU   ) mycall (JA7NJN  /YOH )
>    missed 1 packet(s) from stream 575b last 10 curr 12
>    missed 1 packet(s) from stream 575b last 13 curr 00"
> 
> You can see that both of you are now using your personal calls to callsign 
> route to each other. Unfortuantely, Yoh had some bad data, but still made it 
> through. I hope you find this of some interest.
> 
> 73's
> 
> James, N0XIA
> 


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