What is the most cost-effective method of solving interface congestion that is caused by a high level of traffic between two switches?
- increase uplink speed
- add more VLANs to reduce broadcast domains
- aggregate ports by using EtherChannel
- insert a router between the switches
Exam with this question: CCNA 3 (v5.0.3 + v6.0) Chapter 3 Exam Answers
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