<div>First call is answered by LINE1, but if this line is still busy and a second call comes in, it doesn't go to LINE2, instead called listens asterisk message, "all lines are busy, please leave your message after the tone". I tried resetting phone to factory default setting too, but still it does the same. Same extension if configured on X-TEN, it works with no problems for all available free lines. Grandstream phone should go upto 11 lines and only for 12th call should say that lines are busy.
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<div>What I need to configure in this Grandstream phone which I haven't figured out yet. I've firmware <a href="http://1.1.0.16">1.1.0.16</a><br clear="all"><br>-- <br>Zeeshan A Zakaria </div>