A Network administrator connects two switches together with multiple links of the same speed, duplex, and media type. The administrator expected the links to be aggregated, but they are not. The administrator confirmed that the ports are part of the appropriate link aggregation groups and that the permitted VLANs match.
Switch A has the lower LACP System Priority.
Which LACP operation states describe the failure above?
A. Switch A: Active; Switch B: Active
B. Switch A: Active; Switch B: Passive
C. Switch A: Passive; Switch B: Passive
D. Switch A: Passive; Switch B: Active
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Answer is C
For an aggregated link to be established, either both sides need to be in active state, or one side is in active state and the other in a passive state. If both sides are in a passive state, then neither will initiate the exchange process
Reference HPE ATP -Hybrid IT Solutions V2 Office Certification Study Guide (Exam HPE0-V14) – Page 126
From:
https://www.arubanetworks.com/techdocs/ArubaOS_64x_WebHelp/Content/ArubaFrameStyles/LACP/Configuring_LACP.htm
1st page NOTE: A port in a passive mode cannot set up a port channel (LAG group) with another port in a passive mode.
D. Switch A: Passive; Switch B: Active