irule for SMTP

for better viewing of the iRule:

when CLIENT_ACCEPTED {
  log local0. "Client_ACCEPTED_HIT: IP address:[IP::client_addr]"
  TCP::respond "220\r\n" 
  TCP::collect
} 

when CLIENT_DATA { 
  log local0. "Client_DATA_HIT: IP address:[IP::client_addr] Data: [TCP::payload]"
  if { [TCP::payload] contains "gmail.com" } {
      pool testtesttest
      log local0. "cdata_FOUND: IP address:[IP::client_addr] Dest IP:[server_addr]:[server_port] Data: [TCP::payload]"
   }
  TCP::release
  TCP::collect
}