dpkg -l | grep asterisk
ii asterisk 1.2.13~dfsg-2 Open Source Private Branch Exchange (PBX)
ii asterisk-classic 1.2.13~dfsg-2 Open Source Private Branch Exchange (PBX) -
ii asterisk-config 1.2.13~dfsg-2 config files for asterisk
ii asterisk-prompt-es-co 0.20061027-1 Colombian Spanish voice prompts for Asterisk
ii asterisk-sounds-extra 1.2.1-1 Additional sound files for the Asterisk PBX
ii asterisk-sounds-main 1.2.13~dfsg-2 sound files for asterisk
ii asterisk-web-vmail 1.2.13~dfsg-2 Web-based (CGI) voice mail interface for Ast