--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Symbian3/PDK/Source/GUID-24D47C0C-733B-5FF6-821E-D280EF526026.dita	Fri Jan 22 18:26:19 2010 +0000
@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
+<!-- This component and the accompanying materials are made available under the terms of the License 
+"Eclipse Public License v1.0" which accompanies this distribution, 
+and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
+<!-- Initial Contributors:
+    Nokia Corporation - initial contribution.
+Contributors: 
+-->
+<!DOCTYPE task
+  PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd">
+<task id="GUID-24D47C0C-733B-5FF6-821E-D280EF526026" xml:lang="en"><title>Phone
+Sub-session Tutorial</title><prolog><metadata><keywords/></metadata></prolog><taskbody>
+<context><p>The phone abstracts a particular telephony device. The interface
+allows the client to access the status and capabilities of the device. The
+interface also ensures that the client is notified of any changes to the status
+and capabilities. </p><p>The phone interface is provided by the <codeph>RPhone</codeph> class.</p><p>This
+section describes the phone sub-session functions and how they are used.</p><table id="GUID-876C97FB-276C-4F5B-ABA8-B312FC1E7D3D">
+<tgroup cols="2"><colspec colname="col1" colwidth="1.01*"/><colspec colname="col2" colwidth="0.99*"/>
+<tbody>
+<row>
+<entry><b>Function</b></entry>
+<entry><b>Description</b></entry>
+</row>
+<row>
+<entry><codeph>Open() </codeph></entry>
+<entry>Call this function to open a phone sub-session.   Each phone sub-session
+opened, must be closed explicitly to prevent memory leaks. </entry>
+</row>
+<row>
+<entry><codeph>Initialise()</codeph></entry>
+<entry>Call this function to initialise or re-initialise a phone sub-session.
+  You can initialise the sub-session either synchronously or asynchronoulsy. </entry>
+</row>
+<row>
+<entry><codeph>InitialiseCancel()</codeph></entry>
+<entry>Call this function to cancel an initialisation request. </entry>
+</row>
+<row>
+<entry><codeph>GetCaps()</codeph></entry>
+<entry>Call this function to find the capabilities supported by the phone. </entry>
+</row>
+<row>
+<entry><codeph>NotifyCapsChanges()</codeph></entry>
+<entry>Call this function to get the notification of capability changes. </entry>
+</row>
+<row>
+<entry><codeph>NotifyCapsChangeCancel()</codeph></entry>
+<entry>Call this function to cancel a capability change notification request. </entry>
+</row>
+<row>
+<entry><codeph>GetStatus()</codeph></entry>
+<entry>Call this function to find out the status of the phone modem. </entry>
+</row>
+<row>
+<entry><codeph>EnumerateLines()</codeph></entry>
+<entry>Call this function to find the number of lines associated with a phone
+sub-session. </entry>
+</row>
+<row>
+<entry><codeph>GetLineInfo()</codeph></entry>
+<entry>Call this function to find information about a line sub-session </entry>
+</row>
+<row>
+<entry><codeph>NotifyModemDetected()</codeph></entry>
+<entry>Call this function to get notified when a new modem is attached or
+an older modem is removed. This function is not useful for the devices with
+permanently fixed modem. </entry>
+</row>
+<row>
+<entry><codeph>NotifyModemDetectedCancel()</codeph></entry>
+<entry>Call this function to cancel the modem detection notification request. </entry>
+</row>
+<row>
+<entry><codeph>SetEmergencyClient()</codeph></entry>
+<entry>Call this function to request memory allocation for a client to handle
+emergency condtions. </entry>
+</row>
+<row>
+<entry><codeph>TEmergencyRequest </codeph></entry>
+<entry>The telephony server uses the <codeph>aEmergencyCondition</codeph> parameter
+to pre-allocate memory. The parameter is a bit mask of emergency type enumerations
+defined in the <codeph>TEmergencyRequest</codeph>. </entry>
+</row>
+</tbody>
+</tgroup>
+</table></context>
+
+
+</taskbody></task>
\ No newline at end of file