Small documentation updates

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@335349 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 0b0ac20..a51e6b9 100644 (file)
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -340,7 +340,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
        </application>
        <function name="SIP_HEADER" language="en_US">
                <synopsis>
-                       Gets the specified SIP header.
+                       Gets the specified SIP header from an incoming INVITE message.
                </synopsis>
                <syntax>
                        <parameter name="name" required="true" />
@@ -352,6 +352,8 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
                        <para>Since there are several headers (such as Via) which can occur multiple
                        times, SIP_HEADER takes an optional second argument to specify which header with
                        that name to retrieve. Headers start at offset <literal>1</literal>.</para>
+                       <para>Please observe that contents of the SDP (an attachment to the 
+                       SIP request) can't be accessed with this function.</para>
                </description>
        </function>
        <function name="SIPPEER" language="en_US">
@@ -363,7 +365,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
                        <parameter name="item">
                                <enumlist>
                                        <enum name="ip">
-                                               <para>(default) The ip address.</para>
+                                               <para>(default) The IP address.</para>
                                        </enum>
                                        <enum name="port">
                                                <para>The port number.</para>