Frame Relay
Frame Relay
Frame Relay
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LMI frame<br />
• Carried in normal FR frame<br />
• reserved protocol number (0x09)<br />
• Reserved DLCI<br />
• Call reference – unused<br />
• Message Type<br />
• Status-inquiry<br />
• Status-message (keepalive), Full Status Message (PVC list)<br />
• differ in IEs included<br />
• Variable number of information elements (IE)<br />
© 2005 Petr Grygarek, Advanced Computer Networks Technologies<br />
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