C
HAPTER
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| Basic Administration Protocols
Link Layer Discovery Protocol
– 438 –
◆ Remote Port Auto-Neg Status – Shows whether port auto-
negotiation is enabled on a port associated with the remote system.
◆ Remote Port MAU Type – An integer value that indicates the
operational MAU type of the sending device. This object contains the
integer value derived from the list position of the corresponding
dot3MauType as listed in IETF RFC 3636 and is equal to the last number
in the respective dot3MauType OID.
Port Details – 802.3 Extension Power Information
◆ Remote Power Class – The port Class of the given port associated
with the remote system (PSE – Power Sourcing Equipment or PD –
Powered Device).
◆ Remote Power MDI Status – Shows whether MDI power is enabled
on the given port associated with the remote system.
◆ Remote Power Pairs – “Signal” means that the signal pairs only are
in use, and “Spare” means that the spare pairs only are in use.
◆ Remote Power MDI Supported – Shows whether MDI power is
supported on the given port associated with the remote system.
◆ Remote Power Pair Controllable – Indicates whether the pair
selection can be controlled for sourcing power on the given port
associated with the remote system.
◆ Remote Power Classification – This classification is used to tag
different terminals on the Power over LAN network according to their
power consumption. Devices such as IP telephones, WLAN access
3 100BASE-T4
4 100BASE-TX half duplex mode
5 100BASE-TX full duplex mode
6 100BASE-T2 half duplex mode
7 100BASE-T2 full duplex mode
8 PAUSE for full-duplex links
9 Asymmetric PAUSE for full-duplex links
10 Symmetric PAUSE for full-duplex links
11 Asymmetric and Symmetric PAUSE for full-duplex links
12 1000BASE-X, -LX, -SX, -CX half duplex mode
13 1000BASE-X, -LX, -SX, -CX full duplex mode
14 1000BASE-T half duplex mode
15 1000BASE-T full duplex mode
Table 29: Remote Port Auto-Negotiation Advertised Capability
Bit Capability
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