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Table of Contents
ZyWALL USG 100/200 Series User’s Guide
26
Chapter 43
System ................................................................................................................................. 665
43.1 Overview .......................................................................................................................... 665
43.1.1 What You Can Do In The System Screens ............................................................ 665
43.2 Host Name ....................................................................................................................... 666
43.3 Date and Time ................................................................................................................ 666
43.3.1 Pre-defined NTP Time Servers List ........................................................................ 668
43.3.2 Time Server Synchronization ................................................................................. 669
43.4 Console Port Speed ......................................................................................................... 670
43.5 DNS Overview ................................................................................................................. 670
43.5.1 DNS Server Address Assignment .......................................................................... 670
43.5.2 Configuring the DNS Screen .................................................................................. 671
43.5.3 Address Record .................................................................................................... 673
43.5.4 PTR Record ........................................................................................................... 673
43.5.5 Adding an Address/PTR Record ............................................................................ 673
43.5.6 Domain Zone Forwarder ....................................................................................... 674
43.5.7 Adding a Domain Zone Forwarder ......................................................................... 674
43.5.8 MX Record ............................................................................................................ 675
43.5.9 Adding a MX Record .............................................................................................. 675
43.5.10 Adding a DNS Service Control Rule .................................................................... 676
43.6 WWW Overview ..............................................................................................................676
43.6.1 Service Access Limitations .................................................................................... 677
43.6.2 System Timeout ..................................................................................................... 677
43.6.3 HTTPS ...................................................................................................................678
43.6.4 Configuring WWW .................................................................................................. 679
43.6.5 Service Control Rules ............................................................................................ 681
43.6.6 HTTPS Example .................................................................................................... 682
43.7 SSH .............................................................................................................................. 689
43.7.1 How SSH Works .................................................................................................... 690
43.7.2 SSH Implementation on the ZyWALL ..................................................................... 691
43.7.3 Requirements for Using SSH ................................................................................. 691
43.7.4 Configuring SSH .................................................................................................... 691
43.7.5 Secure Telnet Using SSH Examples ...................................................................... 692
43.8 Telnet .............................................................................................................................. 693
43.8.1 Configuring Telnet .................................................................................................. 693
43.9 FTP ................................................................................................................................. 694
43.9.1 Configuring FTP ..................................................................................................... 695
43.10 SNMP ........................................................................................................................... 696
43.10.1 Supported MIBs ................................................................................................... 697
43.10.2 SNMP Traps ......................................................................................................... 697
43.10.3 Configuring SNMP ............................................................................................... 698
43.11 Dial-in Management .......................................................................................................699
43.11.1 Configuring Dial-in Mgmt ...................................................................................... 699