Comtech EF Data VMS v3.12.x Vipersat - Manual (Page 218)

Network Manager Configuration MN/22156, rev 12
3-118 VMS User Guide
Figure 3-132 Properties Window, SLM-5650A Modem
2. Enter the number of blocks used for encryption in the FIPS Blocks Per
Frame parameter field.
In the SLM-5650A modem, this parameter is specified on the
Admin/Config
page as the Encryption Frame Length in 16 Byte Blocks.
3. Click on Apply then Close the window.
This concludes the VMS Configuration.