Madge Networks 802.11b Uživatelský manuál stáhnout pdf (Strana 3)

Medium Access Control Layer

Services

• Concerned with the following

– Channel allocation

– Random backoff during collision

– Prioritizing

– Error detection

–Framing

– E.g., Ethernet, Token Ring, Wi-Fi

• MAC layers are typically connectionless and

unreliable

– Except where the medium is problematic E.g.Wi-Fi

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