SIP User's Manual  794  Document #: LTRT-83310 
  Mediant 600 & Mediant 1000 
Header Level Action  Add  Delete  Modify  List Entries 
Operations Supported  No  No  No  NA 
 
Keyword  Sub Types  Attributes 
Name  String  Read/Write 
Param  Param  Read/Write 
tag  String  Read Only 
URL  URL Structure (refer to 
'URL' on page 815) 
Read/Write 
 
Below are header manipulation examples: 
Example 1  Rule: 
Change the user part of the From header if the user is not 654: 
MessageManipulations 8 = 1, invite, header.from.url.user 
!= '654', header.from.url.user, 2, 'fred', 0; 
Result: 
From: <sip:fred@IPG2Host;user=phone>;tag=1c20161 
Example 2  Rule: 
Add a new parameter to the From header called p1 and set its value to 
myParameter: 
MessageManipulations 1 = 1, Invite.request, 
,header.from.param.p1, 0, 'myParameter', 0; 
Result: 
From: 
<sip:fred@IPG2Host;user=phone>;p1=myParameter;tag=1c5891 
Example 3  Rule: 
Modify the URL in the From header: 
MessageManipulations 0 = 1, any, , header.from.url, 2, 
'sip:3200@110.18.5.41;tusunami=0', 0; 
Result: 
From: 
<sip:3200@110.18.5.41;user=phone;tusunami=0>;tag=1c23750 
 
 
C.2.10  History-Info 
An example of the header is shown below: 
History-Info: <sip:UserA@ims.example.com;index=1> 
History-Info: <sip:UserA@audc.example.com;index=2> 
The header properties are shown in the table below: 
Header Level Action  Add  Delete  Modify  List Entries 
Operations Supported  Yes  Yes  Yes  20 
 
Keyword  Sub Types  Attributes 
HistoryInfo  String  Read/Write