Log Message:
Update to Asterisk 18.8.0:

The Asterisk Development Team would like to announce the release
of Asterisk 18.8.0.

The release of Asterisk 18.8.0 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:

New Features made in this release:
-----------------------------------
 * ASTERISK-29656 - Add CHANNEL_EXISTS function
      (Reported by N A)

Bugs fixed in this release:
-----------------------------------
 * ASTERISK-20219 - [patch] - IAX2 Call Encryption Fails with
      RSA authentication
      (Reported by Michael Munger)
 * ASTERISK-29402 - res_pjsip_t38: Socket is bound to IPv4/IPv6
      but platform does not support it
      (Reported by Matthew Kern)
 * ASTERISK-29673 - app_read: Fix null pointer crash regression
      (Reported by N A)
 * ASTERISK-29671 - res_rtp_asterisk: memory leak
      (Reported by Jean Aunis - Prescom)
 * ASTERISK-29668 - ari: Listing bridges fails when dialing
      bridge exists
      (Reported by Joshua C. Colp)
 * ASTERISK-29663 - messaging: AMI MessageSend does not support
      same parameters as dialplan application
      (Reported by Brian J. Murrell)
 * ASTERISK-29578 - app_queue: Custom device state using
      included hints do not update
      (Reported by N A)
 * ASTERISK-29660 - Build failure when disabling PJSIP support
      (Reported by Guido Falsi)

Improvements made in this release:
-----------------------------------
 * ASTERISK-29637 - Add support for future dates in Say.c
      (Reported by Shloime Rosenblum)
 * ASTERISK-29525 - PJSIP remove_existing unavailable contacts
      (Reported by Joseph Nadiv)
 * ASTERISK-29661 - func_vmcount: Add support for multiple
      mailboxes
      (Reported by N A)
 * ASTERISK-29275 - Support of MIME-type for wav16
      (Reported by Boris P. Korzun)
 * ASTERISK-29529 - Add custom logging level
      (Reported by N A)

For a full list of changes in this release, please see the ChangeLog:
https://downloads.asterisk.org/pub/telephony/asterisk/ChangeLog-18.8.0

Thank you for your continued support of Asterisk!