asterisk

USE flags

• alsa - Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
• blocks - Utlize -fblocks (only supported by, and required when using, clang/LLVM)
• bluetooth - Enable Bluetooth Support
• calendar - Add support for calendars (not using mcal!)
• caps - Use Linux capabilities library to control privilege
• cluster - Enable high-availability support through the Corosync Cluster Engine
• codec2 - Enable Codec2 support in asterisk
• curl - Add support for client-side URL transfer library
• dahdi - Support Digium compatible hardware (formerly known as Zaptel)
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• deprecated - Enable deprecated features (eg, app_macro)
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• freetds - Add support for the TDS protocol to connect to MSSQL/Sybase databases
• gtalk - Enable support for Google Talk services
• http - Enable embedded web server
• iconv - Enable support for the iconv character set conversion library
• ilbc - Enable the Internet Low Bitrate Codec (iLBC)
• ldap - Add LDAP support (Lightweight Directory Access Protocol)
• lua - Enable Lua scripting support
• lua_single_target_lua5-1 - Build for Lua 5.1 only
• lua_single_target_lua5-3 - Build for Lua 5.3 only
• lua_single_target_lua5-4 - Build for Lua 5.4 only
• mysql - Add mySQL Database support
• newt - Include additional tools that require redhats windowing toolkit
• odbc - Add ODBC Support (Open DataBase Connectivity)
• oss - Add support for OSS (Open Sound System)
• pjproject - Enable support for pjproject (pjsip)
• portaudio - Add support for the crossplatform portaudio audio API
• postgres - Add support for the postgresql database
• radius - Add support for RADIUS authentication
• selinux - !!internal use only!! Security Enhanced Linux support, this must be set by the selinux profile or breakage will occur
• snmp - Add support for the Simple Network Management Protocol if available
• span - Enable support for the spandsp codec
• speex - Add support for the speex audio codec (used for speech)
• srtp - Enable support for encrypted voice transmission (secure RTP)
• ssl - Add support for SSL/TLS connections (Secure Socket Layer / Transport Layer Security)
• static - !!do not set this during bootstrap!! Causes binaries to be statically linked instead of dynamically
• statsd - Enable statsd integration
• syslog - Enable support for syslog
• systemd - Enable use of systemd-specific libraries and features like socket activation or session tracking
• unbound - Enable improved DNS core (SRV, NAPTR) by use of libunbound
• voicemail_storage_file - Uses plain files to store configuration & messages.
• voicemail_storage_imap - Uses an IMAP server to store configuration & messages.
• voicemail_storage_odbc - Uses ODBC to talk to a SQL database backend.
• vorbis - Add support for the OggVorbis audio codec
• xmpp - Enable support for Extensible Messaging and Presence Protocol (XMPP) formerly known as Jabber

Security Advisory