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[aprssig] K6AEP-1 flaking out? or maybe KO6TH?

Greg Dolkas ko6th.greg at gmail.com
Thu May 17 06:18:41 UTC 2012


Ok, back on.

Let's hope he reads his email for what you sent him.

Greg  KO6TH


On Wed, May 16, 2012 at 10:53 PM, Lynn W. Deffenbaugh (Mr) <
ldeffenb at homeside.to> wrote:

>  You can go ahead and turn your IGate back on.  I think I just figured out
> what's happening!  Those packets are something trying to use Konverse mode
> to command a TNC, but the TNC is just transmitting the commands as the
> payload of a packet.  Consider:
>
> 2012-05-17 04:45:42 UTC: *K6AEP-1<http://aprs.fi/?c=raw&limit=&call=K6AEP-1>
> *>APX201,W6CX-3* <http://aprs.fi/?c=raw&limit=&call=W6CX-3>,qAR,W6YX-5<http://aprs.fi/?c=raw&limit=&call=W6YX-5>:K
> *[Unsupported packet format]*
>    srccallsign: K6AEP-1
>    dstcallsign: APX201
>
> 2012-05-17 04:45:42 UTC: *K6AEP-1<http://aprs.fi/?c=raw&limit=&call=K6AEP-1>
> *>APX201,K6FGA-1* <http://aprs.fi/?c=raw&limit=&call=K6FGA-1>,WIDE2-1,qAo,
> KO6TH <http://aprs.fi/?c=raw&limit=&call=KO6TH>:u SXUQXT v WIDE1-1,WIDE2-1
> *[Unsupported packet format]*
>    srccallsign: K6AEP-1
>    dstcallsign: APX201
>
> 2012-05-17 04:45:45 UTC: *K6AEP-1<http://aprs.fi/?c=raw&limit=&call=K6AEP-1>
> *>APX201,W6CX-3* <http://aprs.fi/?c=raw&limit=&call=W6CX-3>,qAR,WA6TS-1<http://aprs.fi/?c=raw&limit=&call=WA6TS-1>
> :'1,pl <0x1c>-/]= *[Location changes too fast (>500 km/h)]*
>
>
> The first packet is "K" to put the TNC into Converse mode.
>
> The second packet is the command to set the Unproto to SXUQXT (probably
> 1/2 of the Mic-E coordinates) Via WIDE1-1,WIDE2-1.
>
> The third packet is the other 1/2 of the Mic-E coordinate which is why
> APRS.FI complains about it.  The first half has been replaced by APX201.
>
> It's definitely coming from the source and not being mucked about by
> anything in between, IMHO.  It's just a waste of good RF bandwidth until he
> gets it fixed!
>
> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
>
> On 5/17/2012 1:35 AM, Greg Dolkas wrote:
>
> Ok, the radio is off.  Let me know when to re-enable.
>
> Greg  KO6TH
>
>
> On Wed, May 16, 2012 at 10:33 PM, Lynn W. Deffenbaugh (Mr) <
> ldeffenb at homeside.to> wrote:
>
>>  Negative.  Given that the strange packets repeat in a strange pattern
>> and are entering the APRS-IS via different IGates and RF paths, I more
>> suspect it's actually coming over the air from his station.  I just sent an
>> e-mail to his QRZ.com address.
>>
>> Actually, if you take your IGate down for a while, we can see if other
>> IGates consistently gate the same stuff which would leave your station
>> completely off the hook and point even more positively to a problem at the
>> source.
>>
>> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
>>
>> On 5/17/2012 1:29 AM, Greg Dolkas wrote:
>>
>> It's an MFJ-1278T, operating in KISS mode.  No clue about passall, but I
>> can check (I think...).  I will need to shut down APRSIS/32 to do that.  Is
>> there anything I need to gather before doing so?
>>
>> Greg  KO6TH
>>
>>
>> On Wed, May 16, 2012 at 10:20 PM, Lynn W. Deffenbaugh (Mr) <
>> ldeffenb at homeside.to> wrote:
>>
>>> What is your TNC?  And if it has a PASSALL-type mode, please make sure
>>> it is turned OFF!
>>>
>>> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
>>>
>>> On 5/17/2012 1:07 AM, Greg D wrote:
>>>
>>>> Hi Lynn,
>>>>
>>>> Um, I don't know. He does seem to be moving a bit fast, though he's not
>>>> going anywhere. It's your software running; you tell me... :-)
>>>>
>>>> Is there anything I can gather for you by way of logs or a screen
>>>> capture??
>>>>
>>>> Greg KO6TH
>>>>
>>>>
>>>> Lynn W. Deffenbaugh (Mr) wrote:
>>>>
>>>>> Any guess what's going on with this station? From
>>>>> http://aprs.fi/?c=raw&call=K6AEP-1&limit=25&view=normal:
>>>>>
>>>>> 2012-05-17 02:03:39 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:=3851.84N\12116.89WhClay
>>>>> Lincoln-Hills CA TM-D710
>>>>> 2012-05-17 02:05:26 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:u
>>>>> SXUQXT v WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 02:05:26 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:K
>>>>> [Unsupported packet format]
>>>>> 2012-05-17 02:05:29 UTC:
>>>>> K6AEP-1>APX201,W6CX-3*,qAR,W6YX-5:'1,pl<0x1c>-/]= [Location changes too
>>>>> fast (>500 km/h)]
>>>>> 2012-05-17 02:33:41 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:=3851.84N\12116.89WhClay
>>>>> Lincoln-Hills CA TM-D710
>>>>> 2012-05-17 02:37:30 UTC: K6AEP-1>APX201,W6CX-3*,qAR,W6YX-5:u SXUQXT v
>>>>> WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 02:37:30 UTC: K6AEP-1>APX201,W6CX-3*,qAR,W6YX-5:K
>>>>> [Unsupported packet format]
>>>>> 2012-05-17 02:37:33 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:'1,pl<0x1c>-/]= [Location changes
>>>>> too fast (>500 km/h)]
>>>>> 2012-05-17 03:03:42 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:=3851.84N\12116.89WhClay
>>>>> Lincoln-Hills CA TM-D710
>>>>> 2012-05-17 03:09:33 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:u
>>>>> SXUQXT v WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 03:09:33 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:K
>>>>> [Unsupported packet format]
>>>>> 2012-05-17 03:09:36 UTC:
>>>>> K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:'1,pl<0x1c>-/]= [Location changes
>>>>> too fast (>500 km/h)]
>>>>> 2012-05-17 03:33:43 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:=3851.84N\12116.89WhClay
>>>>> Lincoln-Hills CA TM-D710
>>>>> 2012-05-17 03:41:36 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:u
>>>>> SXUQXT v WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 04:13:39 UTC: K6AEP-1>APX201,W6CX-3*,qAR,W6YX-5:K
>>>>> [Unsupported packet format]
>>>>> 2012-05-17 04:13:39 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:u
>>>>> SXUQXT v WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 04:33:45 UTC:
>>>>> K6AEP-1>APX201,ECHO*,WIDE2-1,qAR,KJ6NKR-2:=3851.84N\12116.89WhClay
>>>>> Lincoln-Hills CA TM-D710
>>>>> 2012-05-17 04:45:42 UTC: K6AEP-1>APX201,W6CX-3*,qAR,W6YX-5:K
>>>>> [Unsupported packet format]
>>>>> 2012-05-17 04:45:42 UTC: K6AEP-1>APX201,K6FGA-1*,WIDE2-1,qAo,KO6TH:u
>>>>> SXUQXT v WIDE1-1,WIDE2-1 [Unsupported packet format]
>>>>> 2012-05-17 04:45:45 UTC:
>>>>> K6AEP-1>APX201,W6CX-3*,qAR,WA6TS-1:'1,pl<0x1c>-/]= [Location changes too
>>>>> fast (>500 km/h)]
>>>>>
>>>>>
>>>>> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
>>>>>
>>>>> _______________________________________________
>>>>> aprssig mailing list
>>>>> aprssig at tapr.org
>>>>> https://www.tapr.org/cgi-bin/mailman/listinfo/aprssig
>>>>>
>>>>
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