View, Hitless switching parameters, View -47 – Comtech EF Data CDM-570/570L Vipersat User Manual

Page 83: Hitless switching parameters -47, Figure 3-62 tos view screen, Figure 3-63 hitless switching screen

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Chapter

3 -

Using the Command Line Interface (CLI)

3-47

Vipersat Configuration

Note: The value shown in the TOS Value column is the TOS ID associated

with the ToS entry to be deleted.

View

Entering a V at the command prompt will display the Internal TOS Table for

active entries as shown in figure 3-62.
Note that, due to binary conversion, the ID value is a multiple of 4 and the

Timout value is a multiple of 2.

Figure 3-62 ToS View screen

Hitless Switching Parameters

Unless inherent delays in configuring both ends of a satellite bandwidth link

during dynamic switching are accounted for, transmitted data may be lost

during the transition. The time for a switch command to be sent across the satel-

lite link (~ 250 ms), the command processing time, as well as receiver acquisi-

tion time must be considered. The Vipersat Hitless Switching feature provides

a means to coordinate timing and utilize buffering to eliminate these data

outages.
To access the Hitless Switching screen, enter H from the STDMA/SCPC Auto

Switching screen (see figure 3-41).

Figure 3-63 Hitless Switching screen

NOTE

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