> Am 30.03.2020 um 14:32 schrieb The Cadillac Kid via Astlinux-users 
> <astlinux-users@lists.sourceforge.net>:
> 
> Ive had this same issue..  while im not running on astlinux on my production 
> sites..  ive found that I needed to do one of 2 things..  
> anchor the media at the asterisk server, so the directmedia = no  on the SIP 
> trunk, and in the SIP settings I needed to have my externip = 
> my.public.ip.here  and localnet = 172.16.0.5/255.255.252.0   (use your 
> localnet)..  it seems that the forward sends the Internal IP of asterisk in 
> the redirect for the forward..   
> 
> I Ihandle my forwarding a little different. I handle it on the server as 
> opposed to the phone..  (I have XML apps that forward the call in asterisk 
> and light  the lamp on the phone when the user presses the key)..  those 
> sites where the call is forwarded at asterisk vs the phone itself seem to 
> fare a little better..  the reason I do this is the call still forwards even 
> if ther phone gets unplugged, and the user can use our web-based User 
> interface to turn their forward on / off remotely or change it. 
> 
> in one case. the SIP provider is velocity, I had to actually Answer(), 
> establish audio then transfer the call before 2 way audio would establish..   
> I accomplished this by answering then playing a quick "please hold" then 
> sending the call off to the external number..   

Hi Christopher,

the tip with "Answer" (and playing music during transfer ("m-option" of the 
Dial command)) worked fine!

> I can give you nore details if you wish to do this method
> -Christopher
> 
> On Monday, March 30, 2020, 4:09:09 AM EDT, Tom Chadwin 
> <tom.chad...@nnpa.org.uk> wrote:
> 
> 
> Morning all
> 
> We have a SIP trunk, with ample channels. With staff at home, they have tried 
> to forward their phones to their home numbers. They do this on the endpoints 
> themselves (Snom D305). However, it's not working. An incoming external call 
> hits the phone, and is forwarded, rings, and is answered. However, after 
> pickup, there is no audio either way.
> 
> Can anyone think of any reason why this might be happening?
> 
> Thanks
> 
> Tom
> 
> 
> Tom Chadwin, ICT Manager


Michael

http://www.mksolutions.info





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