Gets the list of SIP header names from an incoming INVITE message.
Reads a named SIP header from an incoming INVITE message. Supports indexed access for repeated headers like Via. Syntax: SIP_HEADER(name[,number]).
### Syntax SIPPEER(peername,item). Asterisk dialplan function reference.
Removes and returns the first item off of a variable containing delimited text
Executes a command using the system shell and captures its output.
Implements a shared variable area, in which you may share variables between channels. Asterisk dialplan function reference.
Computes a SHA1 digest.
Scrambles audio on a channel using whole spectrum inversion. This is not intended to be used for securely scrambling audio.
Returns the ampersand-delimited file names that would be played by the Say applications (e.g. SayAlpha, SayDigits).
Trim trailing whitespace in a string
Replace a set of characters in a given string with another character.
Return '1' on regular expression match or '0' otherwise Please note that the space following the double quotes separating the regex from the data is.
Gets or sets Redirecting data on the channel. The orig-pres, from-pres and to-pres fields get/set a combined value for the corresponding ...-name-pres...
Will insert a new set of values into the RealTime repository. If RT engine provides an unique ID of the stored record, REALTIME\_STORE(...)=..
Retrieves a single record from the RT engine, where fieldmatch contains the value matchvalue and formats the output suitably, such that it can be assi...
RealTime query function.
RealTime Destroy Function.
Will read or write values from/to a RealTime repository. REALTIME(....) will read names/values from the repository, and REALTIME(....)= will write a n...
Choose a random number between min and max. min defaults to '0', if not specified, while max defaults to 'RAND\_MAX' (2147483647 on many systems).
Quotes a given string, escaping embedded quotes as necessary
Count number of calls currently waiting in a queue.
Makes the following queue variables available. Returns '0' if queue is found and setqueuevar is defined, '-1' otherwise.
Gets or sets queue members penalty.
Returns a comma-separated list of members associated with the specified queuename. Asterisk dialplan function reference.
Returns the number of members currently associated with the specified queuename. This function has been deprecated in favor of the 'QUEUE\_MEMBER()'.