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Comtech EF Data DMD-2050E User Manual

Page 257

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DMD2050E Universal Satellite Modem

Efficient Drop and Insert

MN-DMD2050E Revision 2

E–15

Set Conv Enc = 3/4 Rate VIT

Under Interface:

Under RX Setup:

Set Rx Type according to your hardware configuration

Set Buff Size to desired depth

Under Rx D&I:

Set Insert Mode = T1-D4

Set T1 E1 Frm Src = External

Use SATCh TS edit capability to define proper mapping of

Satellite Channels to insert Terrestrial Slots

Use Map Copy to copy Rx Edit to Rx Active

Under Demodulator:

Under Demod IF:

Set Frequency to desired value

Under Demodulator:

Set Network Spec. = Drop and Insert

Example 2:

Multidestinational Remote Site Programming

Drop 512 Kbps from a T1 trunk, 3/4 Rate Viterbi.

Extract 512 Kbps from a 1536 Kbps carrier and insert into a

T1 trunk, 3/4 Rate Viterbi.

Drop 512 Kbps from a T1 trunk, 3/4 Rate Viterbi

Configuration setup is exactly as previously shown in Example 1.

Extract 512 Kbps from a 1536 Kbps carrier and insert into a T1 trunk, 3/4 Rate Viterbi

Under Interface:

Under RX Setup:

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