[App_rpt-users] RTCM underwater audio...

Sam Nabkey sam.nabkey at gmail.com
Sun Feb 25 14:27:17 UTC 2018 

No GPS, Nothing abnormal on CLI or wireshark.  nothing at all on either
RTCM...  Buffers set using the howtow on the wikki  I will try 1200 and 250.

DELL R210II Server...

See below..

root at morline:~# dpkg-architecture
DEB_BUILD_ARCH=i386
DEB_BUILD_ARCH_BITS=32
DEB_BUILD_ARCH_CPU=i386
DEB_BUILD_ARCH_ENDIAN=little
DEB_BUILD_ARCH_OS=linux
DEB_BUILD_GNU_CPU=i586
DEB_BUILD_GNU_SYSTEM=linux-gnu
DEB_BUILD_GNU_TYPE=i586-linux-gnu
DEB_BUILD_MULTIARCH=i386-linux-gnu
DEB_HOST_ARCH=i386
DEB_HOST_ARCH_BITS=32
DEB_HOST_ARCH_CPU=i386
DEB_HOST_ARCH_ENDIAN=little
DEB_HOST_ARCH_OS=linux
DEB_HOST_GNU_CPU=i586
DEB_HOST_GNU_SYSTEM=linux-gnu
DEB_HOST_GNU_TYPE=i586-linux-gnu
DEB_HOST_MULTIARCH=i386-linux-gnu
DEB_TARGET_ARCH=i386
DEB_TARGET_ARCH_BITS=32



morline*CLI> voter ping ada
PING (Ada) Response:   seqno: 1  diff: 44 ms
PING (Ada) Response:   seqno: 2  diff: 47 ms
PING (Ada) Response:   seqno: 3  diff: 40 ms
PING (Ada) Response:   seqno: 4  diff: 42 ms
PING (Ada) Response:   seqno: 5  diff: 41 ms
PING (Ada) Response:   seqno: 6  diff: 44 ms
PING (Ada) Response:   seqno: 7  diff: 43 ms
PING (Ada) Response:   seqno: 8  diff: 40 ms

PING (Ada): Packets tx: 8, rx: 8, oos: 0, Avg.: 42.625 ms
PING (Ada):  Worst: 47 ms, Best: 40 ms, 100.0% Packets successfully
received (0.0% loss)

morline*CLI> voter ping moline
PING (Moline) Response:   seqno: 1  diff: 5 ms
PING (Moline) Response:   seqno: 2  diff: 6 ms
PING (Moline) Response:   seqno: 3  diff: 6 ms
PING (Moline) Response:   seqno: 4  diff: 6 ms
PING (Moline) Response:   seqno: 5  diff: 5 ms
PING (Moline) Response:   seqno: 6  diff: 5 ms
PING (Moline) Response:   seqno: 7  diff: 5 ms
PING (Moline) Response:   seqno: 8  diff: 5 ms

PING (Moline): Packets tx: 8, rx: 8, oos: 0, Avg.: 5.375 ms
PING (Moline):  Worst: 6 ms, Best: 5 ms, 100.0% Packets successfully
received (0.0% loss)


root at morline:~# dahdi_test
Opened pseudo dahdi interface, measuring accuracy...
99.999% 99.996% 99.998% 99.996% 99.998% 99.999% 99.998% 99.999%
99.996% 99.998% 99.998% 99.998% 99.998% 99.996% 99.998% 99.999%
99.998% 99.998% 99.996% 99.999% 99.999% 99.998% 99.999% 99.996% ^C
--- Results after 24 passes ---
Best: 99.999% -- Worst: 99.996% -- Average: 99.997769%
Cummulative Accuracy (not per pass): 99.998


root at morline:~# dahdi_speed
Count: 1907761
root at morline:~#


root at morline:~# cat /etc/asterisk/voter.conf
[general]
port = 667
utos = n
password = youbetcha

[29972]
buflen=220
Moline = south,transmit
Ada = east,transmit

root at morline:~#
Moline RTCM:
1  - Serial # (2175) (which is MAC ADDR 00:04:A3:00:08:7F)
2  - VOTER Server Address (FQDN) (44.xxx.xxx.xxx)
3  - VOTER Server Port (667),  4  - Local Port (Override) (0)
5  - Client Password (south),  6  - Host Password (youbetcha)
7  - Tx Buffer Length (600)
8  - GPS Data Protocol (0=NMEA, 1=TSIP) (0)
9  - GPS Serial Polarity (0=Non-Inverted, 1=Inverted) (0)
10 - GPS PPS Polarity (0=Non-Inverted, 1=Inverted, 2=NONE) (2)
11 - GPS Baud Rate (4800)
12 - External CTCSS (0=Ignore, 1=Non-Inverted, 2=Inverted) (2)
13 - COR Type (0=Normal, 1=IGNORE COR, 2=No Receiver) (1)
14 - Debug Level (0)
15  - Alt. VOTER Server Address (FQDN) ()
16  - Alt. VOTER Server Port (Override) (0)
17  - DSP/BEW Mode NOT SUPPORTED
18 - "Duplex Mode 3" (0=DISABLED, 1-255 Hang Time) (1/10 secs) (0)
19 - Simulcast Launch Delay (0) (approx 200 ns, 5 = 1us, > 0 to ENA SC)
97 - RX Level,  98 - Status,  99 - Save Values to EEPROM
i - IP Parameters menu, o - Offline Mode Parameters menu
q - Disconnect Remote Console Session, r - reboot system, d - diagnostics

Enter selection (1-27,97-99,r,q,d) :


Ada RTCM:
1  - Serial # (4775) (which is MAC ADDR 00:04:A3:00:12:A7)
2  - VOTER Server Address (FQDN) (44.xxx.xxx.xxx)
3  - VOTER Server Port (667),  4  - Local Port (Override) (0)
5  - Client Password (east),  6  - Host Password (youbetcha)
7  - Tx Buffer Length (900)
8  - GPS Data Protocol (0=NMEA, 1=TSIP) (0)
9  - GPS Serial Polarity (0=Non-Inverted, 1=Inverted) (0)
10 - GPS PPS Polarity (0=Non-Inverted, 1=Inverted, 2=NONE) (2)
11 - GPS Baud Rate (4800)
12 - External CTCSS (0=Ignore, 1=Non-Inverted, 2=Inverted) (2)
13 - COR Type (0=Normal, 1=IGNORE COR, 2=No Receiver) (0)
14 - Debug Level (0)
15  - Alt. VOTER Server Address (FQDN) ()
16  - Alt. VOTER Server Port (Override) (0)
17  - DSP/BEW Mode NOT SUPPORTED
18 - "Duplex Mode 3" (0=DISABLED, 1-255 Hang Time) (1/10 secs) (0)
19 - Simulcast Launch Delay (0) (approx 200 ns, 5 = 1us, > 0 to ENA SC)
97 - RX Level,  98 - Status,  99 - Save Values to EEPROM
i - IP Parameters menu, o - Offline Mode Parameters menu
q - Disconnect Remote Console Session, r - reboot system, d - diagnostics

Enter Selection (1-27,97-99,r,q,d) :





On Sat, Feb 24, 2018 at 11:52 PM, Tim Sawyer <tisawyer at gmail.com> wrote:

> What is the computer?
>
> There is no GPS involved, right?
>
> Do you see any messages on the Asterisk CLI or when telnet'd to the RTCMs
> when this happens?
>
> Buffer settings need to be at least 1200 and 250.
>
> What do you get from voter ping?
>
> On Fri, Feb 23, 2018 at 5:43 PM, Sam Nabkey <sam.nabkey at gmail.com> wrote:
>
>> No.  That's not the case.  I suspect a timing issue or something.
>>
>> On Feb 23, 2018 20:35, "Tim Sawyer" <tisawyer at gmail.com> wrote:
>>
>>> Because you said there was a "reverb mess". I'm thinking there is a spur
>>> causing one radio to hear the other and cause the echo loop.
>>>
>>> On Wed, Feb 21, 2018 at 5:52 PM, Sam Nabkey <sam.nabkey at gmail.com>
>>> wrote:
>>>
>>>> Motorola GM300 and a Motorola Mitrek.
>>>>
>>>> Now you have me wondering why that would matter?
>>>>
>>>> On Feb 21, 2018 19:26, "Tim Sawyer" <tisawyer at gmail.com> wrote:
>>>>
>>>>> What kind of radios are you using?
>>>>>
>>>>> On Tue, Feb 20, 2018 at 6:25 PM, Sam Nabkey <sam.nabkey at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Yes... different freq's different areas...
>>>>>>
>>>>>> On Tue, Feb 20, 2018 at 9:21 PM, Chuck Henderson <
>>>>>> rpt2 at chuck.midlandsnetworking.com> wrote:
>>>>>>
>>>>>>> Do you have the 2 RTCM's on different frequencies or using different
>>>>>>> tones?
>>>>>>> You can't mix 2 RTCM's that are listening to the same frequency but
>>>>>>> not using GPS as they will have different and varying delays.
>>>>>>> Chuck
>>>>>>>
>>>>>>> On Tue, Feb 20, 2018 at 7:46 PM, Sam Nabkey <sam.nabkey at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Hello Group!
>>>>>>>>
>>>>>>>> Running latest DIAL image, and updated.
>>>>>>>>
>>>>>>>> Two RTCM's running as Mixed.
>>>>>>>>
>>>>>>>> Both RTCM's  will break into a underwater sounding reverbed mess
>>>>>>>> all of a sudden, but not always at the same time. S tarts out small and
>>>>>>>> gets worse the longer the transmitter is keyed.. After the PTT stops,
>>>>>>>> everything returns to normal until it starts again.  No pattern,  no
>>>>>>>> reason...  changed buffer settings on both ends. no joy..  any ideas?
>>>>>>>>
>>>>>>>> Sam
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> App_rpt-users mailing list
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>>>>>>>
>>>>>>>
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>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> App_rpt-users mailing list
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Tim WD6AWP
>>>>>
>>>>> _______________________________________________
>>>>> App_rpt-users mailing list
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>>>>>
>>>>
>>>> _______________________________________________
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>>>
>>>
>>>
>>> --
>>> Tim WD6AWP
>>>
>>> _______________________________________________
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>>
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>
>
>
> --
> Tim WD6AWP
>
> _______________________________________________
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