https://business.forums.bt.com/t5/Archive/Re-Versatillity-NTE-master-socket-not-releasing-Line/m-p/9645#M270 <P>The problem which you have described is a symptom of the "Guarded Clear" settings of the BT Versatility system.</P><P>The Guarded Clear function operates on analogue lines to determine if a call has ended and enables a line&nbsp;to be cleared down.</P><P>The settings may be viewed and modified via the programming extension by selecting</P><P>Program &gt; System Programming &gt; Lines &gt; PSTN Programming &gt; Guarded Clear.</P><P>Let me now if you require any assistance.</P> Tue, 20 Oct 2009 16:40:22 GMT ihesketh 2009-10-20T16:40:22Z https://business.forums.bt.com/t5/Archive/Re-Versatillity-NTE-master-socket-not-releasing-Line/m-p/9645#M270 <P>The problem which you have described is a symptom of the "Guarded Clear" settings of the BT Versatility system.</P><P>The Guarded Clear function operates on analogue lines to determine if a call has ended and enables a line&nbsp;to be cleared down.</P><P>The settings may be viewed and modified via the programming extension by selecting</P><P>Program &gt; System Programming &gt; Lines &gt; PSTN Programming &gt; Guarded Clear.</P><P>Let me now if you require any assistance.</P> Tue, 20 Oct 2009 16:40:22 GMT https://business.forums.bt.com/t5/Archive/Re-Versatillity-NTE-master-socket-not-releasing-Line/m-p/9645#M270 ihesketh 2009-10-20T16:40:22Z