ZyXEL Communications ZYWALL10 - Manual (Page 15)

ZyWALL 10 Internet Security Gateway
Table of Contents xv
17.1 Introduction .............................................................................................................................. 17-1
17.2 Creating/Editing A Custom Port .............................................................................................. 17-3
Chapter 18 Logs ..................................................................................................................................... 18-1
18.1 Log Screen................................................................................................................................ 18-1
Chapter 19 Example Firewall Rules..................................................................................................... 19-1
19.1 Examples .................................................................................................................................. 19-1
19.1.1 Example 1: Firewall Rule To Allow Web Service From The Internet ............................. 19-1
19.1.2 Example 2: Small Office With Mail, FTP and Web Servers ............................................ 19-6
19.1.3 Example 3: DHCP Negotiation and Syslog Connection from the Internet..................... 19-12
Chapter 20 Content Filtering................................................................................................................ 20-1
20.1 Categories................................................................................................................................. 20-1
20.1.1 Restrict Web Features....................................................................................................... 20-1
20.1.2 Filter List .......................................................................................................................... 20-1
20.1.3 Days and Times ................................................................................................................ 20-1
20.2 Update List ............................................................................................................................... 20-3
20.3 Exempting Computers .............................................................................................................. 20-4
20.4 Customizing.............................................................................................................................. 20-5
20.5 Keywords ................................................................................................................................. 20-6
20.6 Log Records ............................................................................................................................. 20-7
Troubleshooting, Appendices, Glossary and Index ...........................................................................................V
Chapter 21 Troubleshooting.................................................................................................................. 21-1
21.1 Problems Starting Up the ZyWALL......................................................................................... 21-1
21.2 Problems with the LAN Interface............................................................................................. 21-2
21.3 Problems with the WAN interface............................................................................................ 21-2
21.4 Problems with Internet Access ................................................................................................. 21-3
21.5 Problems with the Firewall....................................................................................................... 21-3
Appendix A PPPoE .....................................................................................................................................A
Appendix B PPTP ......................................................................................................................................C
Appendix C Hardware Specifications ....................................................................................................... E
Appendix D Important Safety Instructions .............................................................................................. F