Exam 200-125 Question id=244 LAN Switching Technologies

Which condition does the err-disabled status indicate on an Ethernet interface?

A. There is a duplex mismatch.
B. The device at the other end of the connection is powered off.
C. The serial interface is disabled.
D. The interface is configured with the shutdown command.
E. Port security has disabled the interface.
F. The interface is fully functioning.

30.08.2016 11:33, mossdef:

A
04.09.2016 20:28, murshid.cse: err-disabled state

There are various reasons for the interface to go into errdisable. The reason can be:
Duplex mismatch
Port channel misconfiguration
BPDU guard violation
UniDirectional Link Detection (UDLD) condition
Late-collision detection
Link-flap detection
Security violation
Port Aggregation Protocol (PAgP) flap
Layer 2 Tunneling Protocol (L2TP) guard
DHCP snooping rate-limit
Incorrect GBIC / Small Form-Factor Pluggable (SFP) module or cable
Address Resolution Protocol (ARP) inspection
Inline power


it will be::A (correct)
12.09.2016 17:38, mik:

Try it with the real switches: set manual half duplex from one side and full from other... You see CRC error but link will be UP and work..
Port security or BPDU guard can put interface into err-disable state...

WARNING

the answers are mixed, do not specify in the comment number or the letter of the answer
please write answer#A instead A, answer#B instead B...







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