Topology Discovery: Difference between revisions
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==Explicit Protocols== | ==Explicit Protocols== | ||
===Cisco Discovery Protocol (CDP)=== | ===Cisco Discovery Protocol (CDP)=== | ||
===Link-Layer Discovery Protocol (LLDP)=== | |||
IEEE Standard 802.1AB-2005. It operates directly atop Ethernet, using protocol number 0x88cc, or over SNAP-encoded LLC with the discriminator aa:aa:03:00:00:00. The LLDP multicast destination address is 01:80:c2:00:00:0e. | |||
===Link-Local Topology Discovery (LLTD) Protocol=== | ===Link-Local Topology Discovery (LLTD) Protocol=== | ||
A [http://msdn.microsoft.com/en-us/windows/hardware/gg463061.aspx Microsoft protocol] native to Windows Vista and supported on Windows XP via add-on. It operates directly atop Ethernet, using protocol number 0x88D9. | A [http://msdn.microsoft.com/en-us/windows/hardware/gg463061.aspx Microsoft protocol] native to Windows Vista and supported on Windows XP via add-on. It operates directly atop Ethernet, using protocol number 0x88D9. | ||