Log Message:
Update to Asterisk 18.6.0.

The Asterisk Development Team would like to announce the release
of Asterisk 18.6.0.
This release is available for immediate download at
https://downloads.asterisk.org/pub/telephony/asterisk

The release of Asterisk 18.6.0 resolves several issues reported by the
community and would have not been possible without your participation.

Thank you!

The following issues are resolved in this release:

Security bugs fixed in this release:
-----------------------------------
 * ASTERISK-29415 - Crash in PJSIP TLS transport
      (Reported by Andrew Yager)
 * ASTERISK-29381 - chan_pjsip: Remote denial of service by an
      authenticated user
      (Reported by Ivan Poddubny)

New Features made in this release:
-----------------------------------
 * ASTERISK-29389 - Add PJSIP_HEADERS() and ability to read
      header by pattern
      (Reported by Igor Goncharovsky)
 * ASTERISK-29477 - Function to asynchronously store digits dialed
      (Reported by N A)
 * ASTERISK-29454 - New application to reload modules
      (Reported by N A)
 * ASTERISK-29444 - Add application to wait for condition
      (Reported by N A)
 * ASTERISK-29442 - app_dial: Expand A option to allow
      announcement playback to caller
      (Reported by N A)

Bugs fixed in this release:
-----------------------------------
 * ASTERISK-29494 - cdr_adaptive_odbc: Prevent throwing warnings
      if CDR filtering is used
      (Reported by N A)
 * ASTERISK-29513 - statsd: Remove non-standard metric type Meter
      (Reported by Rijnhard Hessel)
 * ASTERISK-29526 - G729 audio gets corrupted by Asterisk due to smoother
      (Reported by under)
 * ASTERISK-29392 - chan_iax2: Asterisk crashes when queueing
      video with format
      (Reported by Michael Welk)
 * ASTERISK-29507 - STUN timeout is silently delaying calls
      (Reported by S??bastien Duthil)
 * ASTERISK-27871 - Remote URL in playback must end with file extension
      (Reported by Caesar)
 * ASTERISK-29514 - ari: Audiosocket segfault when no data specified
      (Reported by Igor Goncharovsky)
 * ASTERISK-29503 - Updated identify/match syntax not supported
      by config wizard
      (Reported by Sean Bright)
 * ASTERISK-29480 - fixedjitterbuffer contains an un-wrappered
      assert that triggers on a negative time slew
      (Reported by Dan Cropp)
 * ASTERISK-29485 - core: Inband generation of tones for Busy()
      and Congestion() may not occur
      (Reported by Joshua C. Colp)
 * ASTERISK-29479 - [patch] Channels are not put on hold for
      Session Progress with inactive audio
      (Reported by Bernd Zobl)

Improvements made in this release:
-----------------------------------
 * ASTERISK-29528 - Add support for multiple files for agent announcements
      (Reported by N A)
 * ASTERISK-29501 - ARI - Stasis Playback doesn't hangup call
      when processing a list of invalid files
      (Reported by Andre Barbosa)
 * ASTERISK-29464 - ARI - PlaybackFinish skip error events
      (Reported by Andre Barbosa)

For a full list of changes in this release, please see the ChangeLog:
https://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-18.6.0

Thank you for your continued support of Asterisk!