| UDP Port | What it used for. Semicolon (;) delimited. |
|---|---|
| 53 | DNS (Domain Name Server) |
| 67 | BOOTP Server |
| 68 | BOOTP Client |
| 111 | SunRPC |
| 135 | NetBIOS "portmapper"; Generic Host Process for Win32 Serivces; |
| 137 | NetBIOS |
| 138 | NetBIOS |
| 445 | NetBIOS; File and Printer Sharing for Microsoft Networks (NT service); |
| 500 | isakmp [LSA Executable and Server DLL (export version)] |
| 520 | RIP |
| 1030 | IIS; BBN IAD (iad1) |
| 3456 | Multicast packets (audio,video); MBONE; VAT |
| 5003 | FileMakerPro guest access |
| 7938 | Legato Networker |
| 34126 | ? |