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SDM-9220/9230 - Comtech EF Data

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<strong>SDM</strong>-<strong>9220</strong>/<strong>9230</strong> Hardware Installation Guide<br />

7.1 GSM A-bis/A-ter Optimization<br />

• Voice:<br />

- FR<br />

- <strong>EF</strong>R<br />

- HR<br />

- AMR 16K<br />

- AMR 8K<br />

• <strong>Data</strong>:<br />

- GPRS (CS-1 to CS-4)<br />

- EDGE (MSC-1 to MSC-9)<br />

- HSCSD<br />

• Signaling:<br />

- 16K<br />

- 32K<br />

- 64K<br />

- Concentrated and Non-Concentrated<br />

• Fax, modem<br />

• Short Message Service (SMS)<br />

• Dual Rate<br />

• Auto-detection of time slot assignments<br />

• DS0 Cross connect<br />

• SS7 FISU spoofing for A-ter signaling.<br />

7-2 Memotec Inc.

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