Tstat produces a "log_chat_complete" reporting every Instant Messaging 
(MSN,Yahoo,Jabber) classified by Tstat. 
Only TCP flows generated by Instant Messaging applications are logged here.

Values are separated by spaces and columns are grouped 
according to C2S - Client-to-Server and S2C - Server-to-Client traffic directions. 

###########################################################################################
# C2S # S2C # Short description      # Unit  # Long description
###########################################################################################
#  1  # 11  # Client/Server IP addr  # -     # IP address of client/server
#  2  # 12  # Client/Server port     # -     # TCP port address of client/server
#  3  # 13  # Flow Size              # bytes # Flow Size [Bytes]
#  4  # 14  # Total packets          # -     # No. of Total flow packets
#  5  # 15  # Total messages         # -     # No. of Total messages sent by client
#  6  # 16  # MSG_A                  # -     # No. of MSG_A sent by client [for MSN only, 0 for the others]
#  7  # 17  # MSG_D                  # -     # No. of MSG_D sent by client [for MSN only, 0 for the others]
#  8  # 18  # MSG_N                  # -     # No. of MSG_N sent by client [for MSN only, 0 for the others]
#  9  # 19  # MSG_U                  # -     # No. of MSG_U sent by client [for MSN only, 0 for the others]
# 10  # 20  # MSG_Y                  # -     # No. of MSG_Y sent by client [for MSN only, 0 for the others]
###########################################################################################
# 21  #     # Start Time             # s     # Flow Start Time
# 22  #     # Duration               # s     # Duration
# 23  #     # Chat Flow Type         # -     # Chat Flow Type
# 24  #     # Chat Version           # -     # Version of the protocol used by the Instant Messaging application
# 25  #     # Internal               # 0/1   # 1 = internal IP address
# 26  #     # TCP Flow No.           # -     # TCP Flow ID Number
# 27  #     # 'T'                    # -     # Label to state a TCP Flow
# 28  #     # Chat Protocol          # 32=MSN, 64=Yahoo, 128=Jabber/GTalk # Type of Upper Level Protocol
###########################################################################################
# 29  #     # C CryptoPAN anonymized # 0/1   # 1 = anonymized Client IP address
# 30  #     # S CryptoPAN anonymized # 0/1   # 1 = anonymized Server IP address
###########################################################################################


Chat Flow Type - col. 23 
###########################################################
#Value# Description                         # IM Protocols
###########################################################
#  0  #  Unknown                            # All
#  1  #  Login                              # All            
#  2  #  Presence                           # All
#  3  #  Chat                               # All
#  4  #  Presence+Chat                      # Yahoo only
#  5  #  Http Tunneling                     # MSN only
#  6  #  Peer-to-Peer Chat  (i.e. direct connection between clients)  # Yahoo only
#  7  #  Unclassified Yahoo Messenger flow  # Yahoo only
############################################################
