ZyXEL Communications ZyWALL USG 50 User Manual page 25

44.3 Endpoint Security Add/Edit .............................................................................................. 676
Chapter 45
System ................................................................................................................................... 681
45.1 Overview .......................................................................................................................... 681
45.1.1 What You Can Do in this Chapter .......................................................................... 681
45.2 Host Name ....................................................................................................................... 682
45.3 USB Storage .................................................................................................................... 683
45.4 Date and Time ................................................................................................................. 683
45.4.1 Pre-defined NTP Time Servers List ........................................................................ 686
45.4.2 Time Server Synchronization ................................................................................. 687
45.5 Console Port Speed ......................................................................................................... 688
45.6 DNS Overview ................................................................................................................. 688
45.6.1 DNS Server Address Assignment .......................................................................... 689
45.6.2 Configuring the DNS Screen .................................................................................. 689
45.6.3 Address Record .................................................................................................... 692
45.6.4 PTR Record ........................................................................................................... 692
45.6.5 Adding an Address/PTR Record ............................................................................ 692
45.6.6 Domain Zone Forwarder ....................................................................................... 693
45.6.7 Adding a Domain Zone Forwarder ......................................................................... 693
45.6.8 MX Record ............................................................................................................ 694
45.6.9 Adding a MX Record .............................................................................................. 695
45.6.10 Adding a DNS Service Control Rule .................................................................... 695
45.7 WWW Overview .............................................................................................................. 696
45.7.1 Service Access Limitations .................................................................................... 696
45.7.2 System Timeout ..................................................................................................... 697
45.7.3 HTTPS ................................................................................................................... 697
45.7.4 Configuring WWW Service Control ........................................................................ 698
45.7.5 Service Control Rules ............................................................................................ 702
45.7.6 Customizing the WWW Login Page ....................................................................... 702
45.7.7 HTTPS Example .................................................................................................... 706
45.8 SSH .............................................................................................................................. 713
45.8.1 How SSH Works .................................................................................................... 714
45.8.2 SSH Implementation on the ZyWALL ..................................................................... 715
45.8.3 Requirements for Using SSH ................................................................................. 715
45.8.4 Configuring SSH .................................................................................................... 715
45.8.5 Secure Telnet Using SSH Examples ...................................................................... 717
45.9 Telnet .............................................................................................................................. 718
45.9.1 Configuring Telnet .................................................................................................. 719
45.10 FTP ............................................................................................................................... 720
45.10.1 Configuring FTP ................................................................................................... 720
45.11 SNMP ............................................................................................................................ 722
45.11.1 Supported MIBs .................................................................................................... 724
ZyWALL USG 50 User's Guide
Table of Contents
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