Frame Relay
Frame Relay
Frame Relay
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Data Link Connection Identifier<br />
(DLCI)<br />
• Identifies individual virtual circuits on local loop<br />
• and on inter-FR-switch links, if network cloud implemented<br />
using FR switches<br />
• 10-bit value<br />
• Locally unique<br />
• can be repeated on different links<br />
• Assigned by FR cloud operator<br />
• User DLCI: 16 to 1007<br />
• <strong>Frame</strong> <strong>Relay</strong> switches change DLCI along PVC path<br />
© 2005 Petr Grygarek, Advanced Computer Networks Technologies<br />
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