* + 10.30.20.1   [Unknown]
	|___    25  [smtp]   Simple Mail Transfer
	|___    53  [domain]   Domain Name Server
	|___    22  [ssh]   SSH Remote Login Protocol
* + 10.30.20.55   enereida.lk.zcu.cz
	|___    21  [ftp]   File Transfer [Control]
	|___   135  [epmap]   DCE endpoint resolution
	|___   139  [netbios-ssn]   NETBIOS Session Service
	|___   445  [microsoft-ds]   Microsoft-DS
	|___  1025  [blackjack]   network blackjack
* + 10.30.20.59   navratil.lk.zcu.cz
	|___     7  [echo]   Echo
	|___     9  [discard]   Discard
	|___    13  [daytime]   Daytime
	|___    17  [qotd]   Quote of the Day
	|___    19  [chargen]   Character Generator
	|___   135  [epmap]   DCE endpoint resolution
	|___   139  [netbios-ssn]   NETBIOS Session Service
	|___   445  [microsoft-ds]   Microsoft-DS
	|___  1025  [blackjack]   network blackjack
* + 10.30.20.66   alexis.lk.zcu.cz
	|___   139  [netbios-ssn]   NETBIOS Session Service
* + 10.30.20.135   eck.lk.zcu.cz
	|___    21  [ftp]   File Transfer [Control]
	|___   135  [epmap]   DCE endpoint resolution
	|___   139  [netbios-ssn]   NETBIOS Session Service
* + 10.30.20.136   goose.lk.zcu.cz
	|___   139  [netbios-ssn]   NETBIOS Session Service
* + 10.30.20.153   rage.lk.zcu.cz
	|___   135  [epmap]   DCE endpoint resolution
* + 10.30.20.154   scheriff.lk.zcu.cz
	|___   110  [pop3]   Post Office Protocol - Version 3
	|___   139  [netbios-ssn]   NETBIOS Session Service
* - 10.30.20.163   bertik.lk.zcu.cz
* - 10.30.20.186   noja.lk.zcu.cz
* - 10.30.20.201   corsten-nb.lk.zcu.cz