Comtech EF Data CMR-5970 Manual - Manual (Page 45)

Digicast Media Router S2 Receiver CMR-5970 (MR-S2) & CMR-5990 (MR-S2-ASI) Revision A
Device Management via User Interfaces MN/MRS2ASIDC.IOM
4.3.1 Main Menu
Figure 4-15. Main Menu
4.3.2 Administration Menu
Figure 4-16. Admin Menu
4.3.2.1 Port Number Configuration
In addition to the features illustrated, one additional feature is available, for security
reasons, via the serial interface only. Modifying the port numbers prevents attacks on “well
known” ports by devices known as port scanners. This feature is configuration of the TCP
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