ZyXEL Communications NXC5200 User Manual page 19

32.2 My Certificates ................................................................................................................ 445
32.2.1 Add My Certificates ................................................................................................ 447
32.2.2 Edit My Certificates ................................................................................................ 451
32.2.3 Import Certificates ................................................................................................. 454
32.3 Trusted Certificates .......................................................................................................... 455
32.3.1 Edit Trusted Certificates ......................................................................................... 457
32.3.2 Import Trusted Certificates ..................................................................................... 460
32.4 Technical Reference ........................................................................................................ 461
Chapter 33
System .................................................................................................................................. 463
33.1 Overview .......................................................................................................................... 463
33.1.1 What You Can Do in this Chapter .......................................................................... 463
33.2 Host Name ....................................................................................................................... 464
33.3 Date and Time ................................................................................................................ 464
33.3.1 Pre-defined NTP Time Servers List ........................................................................ 467
33.3.2 Time Server Synchronization ................................................................................. 468
33.4 Console Speed ................................................................................................................ 469
33.5 DNS Overview ................................................................................................................. 469
33.5.1 DNS Server Address Assignment .......................................................................... 469
33.5.2 Configuring the DNS Screen .................................................................................. 470
33.5.3 Address Record .................................................................................................... 472
33.5.4 PTR Record ........................................................................................................... 473
33.5.5 Adding an Address/PTR Record ............................................................................ 473
33.5.6 Domain Zone Forwarder ....................................................................................... 474
33.5.7 Add Domain Zone Forwarder ................................................................................. 474
33.5.8 MX Record ............................................................................................................ 475
33.5.9 Add MX Record ...................................................................................................... 476
33.5.10 Add Service Control ............................................................................................. 476
33.6 WWW Overview .............................................................................................................. 477
33.6.1 Service Access Limitations .................................................................................... 477
33.6.2 System Timeout ..................................................................................................... 478
33.6.3 HTTPS ................................................................................................................... 478
33.6.4 Configuring WWW Service Control ........................................................................ 479
33.6.5 Service Control Rules ............................................................................................ 483
33.6.6 HTTPS Example .................................................................................................... 483
33.7 SSH .............................................................................................................................. 490
33.7.1 How SSH Works .................................................................................................... 491
33.7.2 SSH Implementation on the NXC ........................................................................... 492
33.7.3 Requirements for Using SSH ................................................................................. 492
33.7.4 Configuring SSH .................................................................................................... 493
33.7.5 Examples of Secure Telnet Using SSH .................................................................. 494
33.8 Telnet .............................................................................................................................. 496
NXC5200 User's Guide
Table of Contents
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