ZyXEL Communications ES-2024 Series - Manual (Page 211)

Chapter 27 Access Control
ES-2024 Series User’s Guide
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Figure 123 Example: Lock Denoting a Secure Connection
27.9 Service Port Access Control
Service Access Control allows you to decide what services you may use to access the Switch.
You may also change the default service port and configure “trusted computer(s)” for each
service in the Remote Management screen (discussed later). Click Access Control to go
back to the main Access Control screen.
Figure 124 Management > Access Control > Service Access Control