phones still ringing after take the phone

xshion
Joined: Mon 16 of Jan, 2017

phones still ringing after take the phone

Posted:Mon 16 of Jan, 2017 (20:11 UTC)
Hi, i need help about how to setup correctly voip phones, because in my network someone installed long time ago and i need to fix that problem:
when you receive calls from 3rd person you can take the phone and reply but another phones configured with pbx still ringing for some seconds more. i dont know how to fix, i hope some1 can give me information for check why are happening that