[arm-allstar] What does linktolink do??? was: TX Inhibit

REDBUTTON_CTRL jrorke at cogeco.ca
Mon Feb 15 15:54:04 EST 2016


Yes I was referring to the case of duplex=0 and linktolink=yes.
This creates a full duplex node with no telemetry and no repeater tails.
Thanks for the clarification.
J

On 2/15/2016 3:58 PM, David McGough wrote:
> Hi Jon,
>
> On the AllStar end, setting linktolink=yes only changes the operation of
> nodes running in mode duplex=0 or duplex=1 (as set in the rpt.conf file).
> If the AllStar node has duplex>= 2, enabling linktolink is redundant. I'm
> basing this comment on a review of the source code.
>
> Also, see the brief info on this webpage:
>
> http://ohnosec.org/drupal/node/88
>
> 73, David KB4FXC
>
>
> On Mon, 15 Feb 2016, REDBUTTON_CTRL wrote:
>
>> The Link to link option was also introduced so you can connect a node
>> directly to a hardware repeater controller and have a full duplex
>> connection.
>>
>> This allows the hardware controller to command the node even when its
>> transmitting to the controller.
>> Both the node and the controller must be set for full duplex.
>>
>> Jon VA3RQ
>>
>> On 2/15/2016 2:41 PM, Roselito de los Reyes wrote:
>>> Thank you SOOOOO much for that wonderful explanation.
>>>
>>> Lito
>>> KK6OOS
>>>
>>>> Date: Mon, 15 Feb 2016 09:06:10 -0500
>>>> From: kb4fxc at inttek.net
>>>> To: arm-allstar at hamvoip.org
>>>> Subject: Re: [arm-allstar] What does linktolink do??? was: TX Inhibit
>>>>
>>>>
>>>>
>>>> Setting linktolink=yes applies to simplex nodes (duplex=0 or duplex=1)
>>>> ONLY. The major issue that setting linktolink=yes resolves is that it
>>>> allows the the simplex radio's PTT to be activated by a connected
>>>> full-duplex node at -any- time, even when the simplex radio's COR
>>>> signaling is active.
>>>>
>>>> So, this is useful in several scenarios. First, lets say you've got a
>>>> remote-base tuned to a local repeater. During an active net, the local
>>>> repeater might never stop transmitting, keeping the remote-base COR
>>>> continuously active. Without enabling linktolink, a full-duplex node
>>>> that's connected to the remote-base can NOT ever cause the
>>> remote-base to
>>>> transmit (PTT is "locked out", COR has priority).
>>>>
>>>> A second scenario is where you've got a HF rig and you want a linked
>>>> full-duplex node to trigger the PTT of the HF rig at any time, even
>>> while
>>>> the HF COR signaling is active.
>>>>
>>>> linktolink is a "have to have" parameter for connecting multiple radio
>>>> systems over analog RF!
>>>>
>>>> 73, David KB4FXC
>>>>
>>>>
>>>> On Sat, 13 Feb 2016, Roselito de los Reyes wrote:
>>>>
>>>>> can you provide a scenario where the linktolink parameter is
>>> useful? and maybe an example would be great.
>>>> _______________________________________________
>>>>
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>>>>
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>>>
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>>>
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>
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