Comtech EF Data CDM-625 - Manual (Page 230)

CDM-625 Advanced Satellite Modem Revision 15
Ethernet-based Remote Product Management MN-CDM625
6–38
o Select Key 1 through Key 8 to use the key specified in the Encryption/Decryption
Configuration Page (Sect. 6.5.4.3.5.3) to encrypt WAN traffic.
o Select Disable to force the IP Module to not encrypt any WAN traffic.
o Select Random to cause the IP Module to randomly use any of the eight Tx Keys to
encrypt the traffic destined for the satellite link.
Click [Save] to save these settings.