Question:
Which option is the industry-standard protocol for EtherChannel?
- PAgP
- LACP
- Cisco Discovery Protocol
- DTP
Explanation: LACP is the IEEE Standard (IEEE 802.3ad) and is the most common dynamic Etherchannel protocol, whereas PAgP is a Cisco proprietary protocol and works only between supported vendors and Cisco devices.
Exam with this question: CCNA v3.0 (200-125) Study Guide – Exam Dumps
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