Instalado o Asterisk 11 no Debian

$ apt-get -y install build-essential
$ apt-get -y install openssl libxml2-dev libncurses5-dev uuid-dev 
$ apt-get -y install sqlite3 libsqlite3-dev pkg-config libjansson-dev

Baixando o Asterisk 13

$ cd /usr/src/
$ wget http://downloads.asterisk.org/pub/telephony/asterisk/asterisk-13-current.tar.gz
$ tar –xzvf asterisk-13-current.tar.gz

Instalando as dependências básicas

$ cd asterisk-13.0.0/
$ bash contrib/scripts/install_prereq install
$ bash bootstrap.sh
$ bash configure

Compilando o Asterisk

$ make && make install
$ make samples
$ sudo make config
$ asterisk

Reiniciando o computador

$ Reboot

Acessando o console do Asterisk

$ rasterisk