کتاب های Larry Chaffin (auth.)
![Asterisk Hacking. Toolkit and Live Cd](http://cdn.ketabkoo.com/covers/1/101427-n.jpg)
Asterisk Hacking. Toolkit and Live Cd
Benjamin Jackson, Champ Clark III, Larry Chaffin and Johnny Long (Auth.), 2007![Building a Vo: IP Network with Nortel's Multimedia Communication Server 5100](http://cdn.ketabkoo.com/covers/5/503644-n.jpg)
Building a Vo: IP Network with Nortel's Multimedia Communication Server 5100
Larry Chaffin (Auth.), 2006![Building a VoIP Network with Nortel's Multimedia Communication Server 5100](http://cdn.ketabkoo.com/covers/8/885381-n.jpg)
Building a VoIP Network with Nortel's Multimedia Communication Server 5100
Larry Chaffin (Auth.)![Practical Vo: IP Security](http://cdn.ketabkoo.com/covers/5/518685-n.jpg)