On the Cisco ME 3400 switch, spanning tree is enabled by default on which type of switch port?
A.
UNI
B.
ENI
C.
NNI
D.
ENI and NNI
E.
UNI, ENI, and NNI
Explanation:
http://www.cisco.com/en/US/docs/switches/metro/me3400/software/release/12.2_25_seg_seg1/co
nfiguration/guide/swstpopt.html#wp1002608
On the Cisco ME 3400 switch, only NNIs participate in STP. Active UNIs are always in the forwarding state. In this overview, STP ports can be any interfaces on other switches, but only NNIs on a Cisco ME switch.
http://www.cisco.com/c/en/us/td/docs/switches/metro/me3400/software/release/12-2_25_ex/configuration/guide/3400scg/swstp.html
0
0
C.
NNI
0
0