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Andrew Porrett wap@ica.net [op25-dev] op25-dev at yahoogroups.comAt 07:33 AM 09-05-2017, gnorbury at bondcar.com [op25-dev] wrote: > > >Suppose it depends at what point in time you start counting messages >being exchanged. If the radio is already turned on and affiliated >then there will be a single request and grant exchanged, otherwise >there will be more messages. Fairly hard for a turned off radio to PTT. Radios register and affiliate as soon as they're turned on and dialed to a trunk talkgroup. So PTT --> request --> grants. >That said, from the perspective of someone passively monitoring the >control channel for the purposes of listening to the chatter, mostly >all they care about seeing is the grant and end messages. The mythical end messages. Again, how would subscribers on a voice channel see an end message on the control channel? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/op25-dev/attachments/20170509/8b626e5d/attachment.htm>