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Crocus SHDSL Repeater 2P - Route 66 Communications

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<strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> Chapter 3 31<br />

User manual<br />

Basic operation<br />

3.2 The NE side and FE side line rate<br />

The NE and FE sides of the <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> can operate in rate adaptation mode or fixed<br />

rate mode:<br />

Rate mode<br />

fixed rate mode<br />

rate adaptation<br />

mode<br />

Description<br />

The <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> starts up the link according to the base rate setting.<br />

In this case, the …<br />

• NE side of the <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> adapts its line rate to the line rate<br />

that is configured on the FE side of the connected <strong>SHDSL</strong> device. If the line rate<br />

of this neighbouring <strong>SHDSL</strong> device its FE side is set to …<br />

- a fixed line rate, then the NE side of the <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> adapts<br />

its line rate to this fixed line rate.<br />

- rate adaptation mode, then the NE side of the <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong><br />

and the FE side of the <strong>SHDSL</strong> device try to achieve the highest possible line<br />

rate which gives a stable connection.<br />

• FE side of the <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> follows the line rate of the <strong>Crocus</strong><br />

<strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> its NE side.<br />

Refer to 4.7 - Configuration management (CM) on page 45 to see how to configure the rate adaptation<br />

mode or fixed rate mode (base rate).<br />

Supported line rates<br />

The <strong>Crocus</strong> <strong>SHDSL</strong> <strong>Repeater</strong> <strong>2P</strong> supports line rates ranging from 1024 kbps up to 2048 kbps.

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