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RMX 2000 Administrator's Guide Version 7.6.1 - Polycom

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<strong>Polycom</strong> <strong>RMX</strong> 1500/<strong>2000</strong>/4000 Administrator’s <strong>Guide</strong><br />

The default value of this flag is NO meaning SirenLPR is disabled by default for SIP<br />

participants in an encrypted conference. To enable SirenLPR the System Flag must be added<br />

to system.cfg and its value set to YES.<br />

Mono<br />

The Siren 22, G.719 and SirenLPR mono audio algorithms are supported at the following bit<br />

rates:<br />

Table 3-8 Siren22, G.719 and SirenLPR Mono vs Bitrate<br />

Audio Algorithm Minimum Bitrate (kbps)<br />

Siren22 64k<br />

Siren22 48K<br />

Siren22_32k<br />

G.719_64k<br />

G.719_48k<br />

G.719_32k<br />

G.728 16K<br />

Siren22_48K<br />

Siren22_32k<br />

G.719_48k<br />

G.719_32k<br />

G.728 16<br />

Siren22_32k<br />

G.719_32k<br />

G.728 16K<br />

3-28 <strong>Polycom</strong>, Inc.<br />

384<br />

256<br />

128<br />

SirenLPR 64<br />

SirenLPR 48<br />

SirenLPR 32

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