ZyXEL Communications ZyWall 35 User Manual page 23

Chapter 37
Filter Configuration .............................................................................................. 491
37.1 Introduction to Filters ......................................................................................491
37.1.1 The Filter Structure of the ZyWALL ......................................................492
37.2 Configuring a Filter Set ..................................................................................494
37.2.1 Configuring a Filter Rule .......................................................................495
37.2.2 Configuring a TCP/IP Filter Rule ..........................................................496
37.2.3 Configuring a Generic Filter Rule .........................................................498
37.3 Example Filter ................................................................................................500
37.4 Filter Types and NAT ......................................................................................502
37.5 Firewall Versus Filters ....................................................................................502
37.6 Applying a Filter ............................................................................................503
37.6.1 Applying LAN Filters .............................................................................503
37.6.2 Applying DMZ Filters ............................................................................503
37.6.3 Applying Remote Node Filters ..............................................................504
Chapter 38
SNMP Configuration ............................................................................................ 505
38.1 SNMP Configuration ......................................................................................505
38.2 SNMP Traps ...................................................................................................506
Chapter 39
System Information & Diagnosis ........................................................................ 507
39.1 Introduction to System Status ........................................................................507
39.2 System Status ................................................................................................507
39.3 System Information and Console Port Speed ................................................509
39.3.1 System Information ...............................................................................509
39.3.2 Console Port Speed ..............................................................................510
39.4 Log and Trace ................................................................................................511
39.4.1 Viewing Error Log .................................................................................511
39.4.2 Syslog Logging .....................................................................................512
39.4.3 Call-Triggering Packet ..........................................................................515
39.5 Diagnostic ......................................................................................................515
39.5.1 WAN DHCP ..........................................................................................516
Chapter 40
Firmware and Configuration File Maintenance ................................................. 519
40.1 Introduction ....................................................................................................519
40.2 Filename Conventions ...................................................................................519
40.3 Backup Configuration .....................................................................................520
40.3.1 Backup Configuration ...........................................................................520
40.3.2 Using the FTP Command from the Command Line ..............................521
40.3.3 Example of FTP Commands from the Command Line .........................522
ZyWALL 35 User's Guide
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