View source for SIP OPTIONS/SUBSCRIBE/NOTIFY

* this feature is disabled by default because it can overload the database or storage

== Required configuration ==

* you need to enable its processing in the sensor's /etc/voipmonitor.conf


See this part of the voipmonitor.conf and adjust/add it.

 # analyze sip OPTION messages, default NO
 sip-options = no
 # store OPTIONS to disk (in extreme traffic it might overload file system), default NO
 save-sip-options = no
 
 # analyze sip SUBSCRIBE messages, default NO
 sip-subscribe =  no
 # store SUBSCRIBE to disk (in extreme traffic it might overload file system), default NO
 save-sip-subscribe = no
 
 # analyze sip NOTIFY messages, default NO
 sip-notify = no
 # store NOTIFY to disk (in extreme traffic it might overload file system), default NO
 save-sip-notify = no


== The GUI Usage ==

* in the '''GUI->SIP Opt.,Subsc.,Notify''' you can see/filter/delete these types of the SIP OPTIONS/SUBSCRIBE/NOTIFY messages