require 'net/ssh'

ATS_SERVER_IP = '192.168.78.8'
ATS_SERVER_PORT = '10022'
ATS_SERVER_USER = 'root'

 def add_to_blacklist(tel)
  Net::SSH.start("#{ATS_SERVER_IP}", "#{ATS_SERVER_PORT}","#{ATS_SERVER_USER}", :keys=>["~/.ssh/id_rsa"]) do |ssh|

  ADD_COMMAND = "asterisk -rx "database put blacklist #{tel} "Test"""
  ssh.exec "#{ADD_COMMAND}"
  end
 end