Also you will find a quick howto there.
-History:
---------
-
-Changes in Version 20021228
-- first release
-
-Changes in Version 20030111 (buggy and unuseable)
-- support dtmf for callback and dtmf dialing mode (dial through via dtmf)
-- bug fixes
-- dialing improvement: dialing h323 now possible with port and alias
-- other stuff
-- new Makefile: make install will now install binaries and data on your system
-
-Changes in Version 20030118 (buggy and unuseable)
-- information exchange between isdn/h323-ports, endpoints and calls are messages now
- previousely using direct calls with pointers were dangerous
-- removed bug since 200301011, which caued h323 calls to deadlock
-
-Changes in Version 20030120
-- login function
-- callback authentication
-- h323 audio bug. no h323 audio transmission sice version 20030111
-- some other bug fixes
-
-Changes in Version 20030206 (first beta release 1.0)
-- callerid (CLIP/COLP) is now processed correctly with all features
-- hold sound and active/inactive notification
-- CD notification
-- many callerid display function
-- bug fixes
-- documentation as word document (partly done)
-- Note: This week I have my vakation, so there is no response to any question in the mailing list.
-
-Changes in Version 1.0
-- first release
-- finished the first version of the documentation
-- new style internet page with documentation in html
-- all enities (port, endpoint, call) are now c++ objects, rather than structures
-- tones may now be played and recorded using wave (8bit mono, 16bit mono, 16bit stereo) or law (alwa/ulaw mono)
-- fixed corruption in wave-file creation
-- now call forwad (cfb, cfnr) is implemented and working
-- an answering machine with playback function is implemented.
-- lots of bug fixes
-
-Changes in Version 1.1
-- option to fetch tones into memory, causing faster access, then from hard disk
-- Memory is now locked using mlockall(), to prevent paging which causes jitter and interruption.
-- Answering machine now works with keypad information.
-- callback on internal port, if hangup with call on hold.
-- A pocket calcularor with simple terms (*, /, +, -) and floating point is added.
-- If a calls had more than two endpoints, any message has been ignored.
- This caused not to receive the retreive notification, which caused the hold
- music to continue to play.
-- minor buf fixes
-- Disconnect/release "causes" are now processed by priority, if a multipoint call is made.
-
-Changes in Version 1.2
-- bugfix: dialing of vbox-caller now works.
-- bugfix: minor answering machine announcement bug
-- fixed compiling error: h323_con.cpp (p_type not declared) thanx arne!
-- added include definition for kernel api in Makefile. Hope it works...
-- fix: dummyid is used for external calls when no caller id is available. the
- dummy id is transmitted as restricted id. if the police is called, it will
- see the dummyid rather than the pbx line id. this is used on forwarded calls
- when the caller id is not available.
-- doc: added a simple instruction to build a cross over cable.
-
-Changes in Version 2.0pre
-- NEW ISDN DRIVER SUPPORT (Forget the HiSax, now use 'mISDN'.)
-- NEW KERNEL REALTIME MODULE (mISDN_dsp.o)
-- NEW NT-MODE LIBRARY SUPPORT (now MULTIPOINT!!!)
-- NEW TE-MODE STACK SUPPORT
-- support of call suspension and retrieval (switch between calls)
-- call waiting on internal phone (calls when no bchannel is available)
-- doc: Now headlines are moved to the next page if they are at the bottom of a
- page.
-- vbox: minor speech syntax bugfix
-- up to 50 (compiler flag) dialed numbers can be recalled.
-- up to 50 (compiler flag) received calls are listed and can be replied.
-- Dialing informations are now queued by endpoint until port has received
- setup acknowledge on the outgoing connection.
-- Starting PBX without parameter gives a list of options.
-- Query option for listing available ports/cards.
-- CNIP (calling name) Some Simens switches and telephones support this.
-- Extensions no have names.
-- Timeouts can now be specified for different call states on ISDN phones.
-- Tones/Announcements can now be overridden at different call states.
-- isdn.cpp is completely reworked.
-- Tones/Announcements can be played externally, if supported by the external
- line.
-- Commandline parameters must be given on startup of pbx.
-- query option to check out the current isdn cards and protocolls.
-- Debug flags can now be used to speciallize the debug output.
-- vbox: Recorded calls can now be sent as attached sound file via email, or
- just a notifaction mail without sound file can be sent.
-- PBX now runs with highest prio (99) to get as much cpu as possible.
-- CPU scheduler now runs PBX4Linux as real time process.
-- Internal calls now use internal extension number as caller id.
-- Rework of hold/conference.
-- New option to allow an incoming h323-call to be connected at ringing state.
-- New codecs supported with h323 (speex and law)
-- COLP now works with h323
-- Answering machine now delays to avoid the dtmf tone when start recording
-- Answering machine now adds the beep behind the announcement file.
-- keypad facility dialing option
-- Conference now really works using call hold feature in conjunction with
- keypad feature
-- Picking of an incoming call on isdn now really works.
-- picking of a call forwarded to vbox
-- I fixed a bug that did not queue the dialed digits correctly before getting
- an external connecting.
-- Logfiles of calls now show the correct year.
-- Callback now rejects if no password is given or the given extension doesn't
- exist.
-- Incoming H.323 calls may now instantly connect using a special option.
-- H323 compiles faster, because the H323 includes are only used for the H323
- code part.
-- Using 'curses' for a state debugging. The current state of all instances
- is displayed on the screen including calls, endpoints and ports.
-- manny, manny more things that I forgot
-
-Changes in Version 2.0
-- fixed memory leak
-- fixed COLP bug
-- finally SUSPEND/RESUME (call parking), resume is allowed from any ISDN-port
-- some CRITICAL bugfixes
-- Fixed and reworked sample counting when playing tones. Now fast wind and
- rewind works correctly. Also 8-bit recording can be played back now.
- I hope it works now without problems.
-- An internal phone without caller id will now be rejected rather than
- treated as an extenal call.
-- Fixed bug in rejecting an external call.
-- Corrected handeling of 'inbandpatterns'.
-- Data calls will not enable DTMF detection.
-- Data calls will not use any audio transmission from user space.
-- Forward to VBOX only if call is an audio call.
-- Fixed library bug, that caused not to process keypad-information during
- setup message.
-- Fixed a 'release_complete' bug.
-- Debug information now have the correct month.
-- Fixed bug of wave-playback of voicebox recoding, caused by rework of the
- audio routines. It caused a SEGMENTATION FAULT!
-- Using threads now to send email and using libcrypto.
-- Introducing encryption of external calls using Blowfish.
-- Key exchange using RSA.
-- Fixed a bug in dialing H323-IP with numerical digits.
-- Fixed a bug that causes endpoint, which receives audio data, to crash when
- no port is related to it.
-- Fixed a bug that did not release endpoint, when it receives a disconnect
- if it has no port (parked).
-- Fixed a channel assignment bug when retrieving call. (second B-channel)
-- Now COLP with H.323 works. No more crash!
-- Park attribute was not set, which caused a crash.
-- Conference now works correctly with dsp-module.
-- Fixed a serious NT-mode process handling problem. (crash after some calls)
-- Added log file which is also displayed on the 'state' screen.
-- * Happy new year 2004 *
-
-Changes in Version 2.1
-- Fixed a bug that caused not to reply external calls (also VBOX).
-- 'genrc' now supports loading HFC-4S, HFC-8S and HFC-E1 drivers
-- Outgoing setup now expires after 8 seconds!
-- Fixed a bug that causes mISDNuser to crash during cleanup.
-- Fixed memory bug, thanx Paul!
-- hfc-4s/8s driver support (mISDN)
-- Improvement of isdn audio processing, hardware support.
-- Fixed diplay callerid bug "anonymousunknown anon"
-- Added more stable malloc (calloc) / free handling
-
-Changes in Version 2.2
-- PRI proof (2 MBit interface support when using HFC-E1)
-- Fixed data call bug
-- Improved display of PRI channels
-- Now VBOX playback says "no messages" if the last message has been deleted
- and will not play the last but one, unless the "previous" button has been
- pressed.
-
-Changes in Version 2.3
-- Fixed HFC_MULTI driver activation problem (HW_RESET was not implemented)
-- Fixed login prefix bug. Thanx Karsten V.
-- MISDN: better layer 2 check
-- Now facility informations are transfered during call to terminal
- (finally advice of charge is displayed) MUST BE ENABLED BY SETTINGS!
-- Fixed 'reply' dialing bug, that caused a crash. Thanx Karsten V.
-- Added L1 activation for NT-Mode. Fixed problems with inactive links.
-- Fixed a bug that caused subsequent data calls after a data call. Thanx JC.
-- mISDN: layer 1 now works correct with E1 cards.
-
-Changes in Version 2.4
-- Fixed parallel ringing to multiple external numbers.
-- Fixed login again (was still buggy).
-
-Changes in Version 2.5
-- Fixed callback bug. (International numbers were not detected.)
-- Fixed typos (mostly "incoming") - thanx Lars.
-- Fixed vbox-email bug - thanx Martin. (and also the compiler error)
-- Fixed compiler bug, that caused compiling without crypto lib to fail.
-- Fixed some mISDN crash problems.
-- Now it should also compile with the original CVS tree.
-- Fixed hfc_multi unloading bug - thanx Karsten!
-- Now disabling DSP_MODULE really causes DSP to be disabled.
-- Now disabling real time scheduling really works.
-- mISDNuser (CVS) now compiles with the mISDN (CVS)
-- Adding the outdial prefix to the caller ID is now possible.
-- Fixed bug that caused echo test not to work.
-- And finally hardware echo now works on HFC 4s/8s/E1 (hfc_multi)
- For echo dial 993 (Test + 3) for standard configuration.
-- Added new hfc_multi vendor IDs including "Beronet Cards".
-
-Changes in Version 2.6
-- Fixed hookflash bug in conjunction with prefix. Thanx Tobias!
-- Fixed cleanup bug when loading of ISDN driver failed.
-- Fixed mISDN bug that caused cards not to be found, if loaded in different
- order as found by kernel.
-- Fixed a bug that causes a segfault when a phone disconnects while
- parallel ringing multiple phones/ports.
-- Added capability for Point-To-Point in NT mode, including PRI.
-- Added L1 link control for NT mode.
-- Fixed bug in hfc_multi and mISDN driver that caused mISDN not to work
- with kernel > 2.6.7.
-- Fixed a but when detecting different cards with hfc_multi.
-- Fixed timer bug that caused timers of multiple NT ports not to work
- correctly.
-
-Changes in Version 2.7
-- Fixed lots of bugs.
-- Now receive stream from mISDN is disabled when not needed.
-- Added NT mode support for incoming "SETUP_ACKNOWLEDGE".
-
-Changes in Version 3.0
-- Advanced routing capability to replace the numbering_*.conf
- (Don't worry, internal and external numbering is a feature of the routing
- capability and is easy to convert.)
-- Now correct cause location is generated and handled.
-- New cause display feature. Location is displayed with the cause number.
-- Many source cleanups.
-- New interface (Unix socket) to administrate. Status informations are now
- viewable without restarting PBX. Even may processes may view status info.
- Starting / stopping state debugging, doesn't require to restart PBX.
-- Status information now has selectable details.
-- Better structure for debugging functions and better logging. (code)
-- Dialing may also be done via command line interface.
-- Now internel/external dialtone and ringing depends on internal/external call.
-- Now endpoints (partys) can be released via command line (admin tool).
-- Watchdog "pbxwatch" to automatically restart and even debug PBX4Linux.
-- Removed problem with uninitialized variable in ISDNPort object causing to
- crash. It did not happen very often.(only after some hundred/thousand calls)
-- HFC-E1 cards did not correctly synchronize to external lines.
-- dsp.o now allocates only one timeslot per call, as expected.
-- mISDNuser now correctly connects PRI calls.
-- PRI improvements and bugfixes.
-- Support for conference rooms.
-- Voice box is now able to play announcement before connecting the call.
- A special feature on the external line is required to send audio before
- answering the call.
-- It is now possible to include seconds (time) in the connect message. This
- might not be supported by all telephones, so it is an optional feature.
-- Moved open and close of recording audio to the "Port" class, where it
- belongs. The mixer will be more performant this way.
-- Notify is now supported by mISDN and also correctly handled and queued
- by PBX.
-- Fixed bug that caused not to free broadcast process IDs in certain cases.
- This would cause calls to internal phones (from extern or intern) not to
- work after a while.
-- Added HFC-S USB to 'genrc' tool.
-- printisdn now shows corret month.
-
-Changes in Version 3.0-fix1
-- Rule for changing the forwarding now works. Enter "pbx rules forward" for
- description. Also the example in "defaults/route.conf" is corrected.
-- Forking now forks twice and suppresses debug output. Closing of shell is
- possible.
-
-Changes in Version 3.0-fix2
-- Fixed memory leak bug in pbxadmin that caused to eat all memory and make it
- stop.
-- Fixed audio handling that cause forking calls to be mute. (Parallel
- forwarding causes calls to fork to multiple destinations.)
-
-Changes in Version 3.0-fix3
-- Added "nopassword" parameter for login action.
-- Fixed bolean condition bug.
-- pbxadmin will not exit if terminal size changes.
-
-Changes in Version 3.1
-- Internal structure changed. "Endpoints" and "applications" are now two
- linked classes. The code is now reusable for other projects than
- "PBX4Linux". (No added features!)
-- Some source cleanups.
-- Now keypad must be enabled for each extension if required. (settings)
-- Removed a new bug that caused remotely parked/holded calls not to be removed
- from conference. The conference got disturbed by park/hold sound from
- remote.
-- Removed bug that caused printing of unset pointers.
-
-Changes in Version 3.2
-- PBX now works with mqueue branch. This is the latest CVS source:
- * HFCmulti is ported
- * HFC-PCI is ported
- * DSP is ported
- * nt-mode lib (libi4l) is ported
- * source is now SMP (multiple processors or hyperthreading) save.
-- Fixed bug that caused not to record if annoucement is missing
-- A prefix may be specified with callback for predefined dialing after
- callback.
-- Now b-channels are displayed more compressed on admin tool.
-
-Changes in Version 3.3
-- * te-mode works
-- * te-mode layer 1 and layer 2 control works (SHORTMESSAGE)
-
-Changes in Version 3.3-fix2
-- OpenH323 midas release compiles
-- Fixed bug in MESSAGE_NOTIFY which cases display information not to dliver.
-- OpenH323 midas release works currently only with law-codecs
-- Dixed some dial string parsing for Openh323.
-
-Changes in Version 3.3-fix3
-- Rework of kernel audio briding. Much faster (less delay), dynamically
- handles jitter. Ready for future RTP / ISDNoIP modules.
-
-Changes in Version 3.4
-- Removed DSP_MODULE switch, because it will be essential for PBX operation.
-- Fixed pbxadmin offset bug.
-- Added special feature "efi" to announce caller's ID. You call, and it tells
- your caller ID. (if available) Sample set is not complete!
-- Now caller ID and type can be given for external call rule.
-- Now caller ID and type can be given for changing caller ID.
-- Removed a display bug in pbxadmin, that caused busy channels to be omitted.
-- Fixed layer 2 handling bug.
-- Increased performance of pbx-status screen. Many interfaces/calls caused
- lock up of machine.
-- Timeout condition seems to work now.
-- Timeout action seems to work now.
-
-New Verion for new name: LCR
-
-Changes in Version 0.1
-- Statefull b-channel open and closing
-- Rebuild audio flow
- Made much simpler
- Preloading and keeping transmit buffer for seamless tones and patterns.
- Recording of what is actually transmitted and received by party.
-- Logging is replaced by trace
-- New isdn interface and port structure with many features
- Interfaces can be changed at runtime.
- Interfaces can be loaded and unloaded at runtime.
-- mISDN stack fixes
-- DDI in and out on all stacks
-- Layer 1 over IP supports interconnection via IP
-- Rebuild line and b-channel hunting with individual lists
-- Screen lists for changing caller IDs
-- Multiplexing calls to multiple extensions
-- Removed all VoIP stuff to make core fast and stable (Use Asterisk for VoIP.)
-- Fixed a bug that caused some isdn connections to hang during disconnect
-- Many bug fixes
-- Many minor improvements
-- New bugs of course...
-- Rename of 'Call' instances to 'Join', because they join parties together.
-- A new remote interface for external applications is integrated
- -> Our first application is (-: *ASTERISK CHANNEL DRIVER* :-)
-
-Changes in Version 0.2
-- Fixed partyline handling
-- Stall warning
-- Audio recoriding still does not work.
-
-Changes in Version 0.3
-- Added join/release jingle options for partylines
-- Fixed bug that did not release reserved channels, so interface run out of
- channels.
-- Bugfixes...
-- Minor bugfixes
-****** Major hfc_multi bugfix *******
-* no more crash with multiple cards *
-*************************************
-- Screening bug removed. (Thanx Martin)
-- Wave files with FMT header > 16 now work.
-- Added timeouts for testcall feature. (lcradmin)
- -> You can run scripts, that generate testcalls of multiple destinations.
-- Added origin flag to correctly process last_in and last_out call logging.
-- Tones and annoucements are not overwritten if exist, during installation.
-- Screening now also works for outgoing calls (to interface)
-- Fixed VBox, also added trace debugging.
-- Nice 'Beep' after the announcement.
-- Special announcement recording without beep.
-- Filters now work for interface.conf
-- Fixed minor audio gain bug.
-- Moved timeout setting from extension to interface.conf.
-
-Changes in Version 0.4
-- Complete set of EFI samples
-
-Changes in Version 0.5
-- Preperations for Asterisk channel driver (chan_lcr)
-- Errors in information elements are now reported inside log/trace.
-- Recover bchannel (de-)activation if message from mISDN got lost
-
-Changes in Version 1.0
-- Bugfixes
-- Complete port to new mISDN V2 API (socket based).
- -> Old mISDN will not work anymore.
-- Interfaces mode (NT/TE PTP/PTMP) can now be changed at runtime.
- -> No more module parameters must be given for cards.
-- First Alpha release of chan_lcr - the Asterisk PBX channel link driver.
- -> Use LCR in conjunction with Asterisk, or simply as ISDN frontend.
-
-Changes in Version 1.1
-- Fixed dtmf bug.
-- Added more display infos
-- Fixed b-channel check bug. (channel seemed busy, even if it was free)
-- Forced proceeding, if "sending complete".
-- Removed 'lcr query'. It is obsolete, because 'isdninfo' does it.
-- Fixed lockinproblem with chan_lcr (hopefully).
-- HDLC now works and is used for B-channels, if required.
-- Briding for chan_lcr fixed, many other fixed for chan_lcr. Overlap dialing!
-- Compiling and 64-bit issues fixed by Karsten.
-- chan_lcr fixes and tests by Peter.
-- LCR now runs as user, but still can be run as root.
-- Ports can now be given with number or with name.
-
-Changes in Version 1.2
-- Changed isdninfo to misdn_info.
-- Fixed some trace bugs.
-- Fixed some layer2-link issues.
-- special interface config option "te-special" to allow transmit of all IEs
- in TE-mode. this is usefull to interconnect LCRs.
-- Introduceing autoconf (./configure) with help of Joerg and Peter.
- -> Default installation path remains /usr/local/lcr, so don't worry!
-
-Changes in Version 1.3
-- Finished autoconf.
-- Obsolete "pbxwatch" is removed.
-
-Changes after Version 1.3 release
-- fixes in chan_lcr, thanx to peter and gregor
-- message pointer forwarding fix, thanx to bodo!
-- capability fix, thanx to gregor
-- processing of second caller id
-- Dialing length can now be limited. EWSD allows only 20 digits at a time.
- -> Multiple messages are sent to dial full string.
-- Added alerting and proceeding to the goto rule.
-- Added patch by gregory, asterisk should now use faxdetection with mISDN_dsp
- disabled.
-
-Changes after Version 1.4 release
-- Bugfix: When reloading interfaces, interface will not be reopened, if
- interface was specified by name.
-
projects / lcr.git / blobdiff