1. A, B, and D. Explanation: There are several benefits of using port channels. Bundling multiple Ethernet links into a logical port channel provides increased capacity. Traffic is load-balanced across the port channel member ports. If one of the member ports goes down, the port channel is still operational; therefore, it provides high availability.
2. A, B, and D. Explanation: To create a port channel, the following port attributes must match: speed, duplex, and flow control.
3. A, C, and D. Explanation: Static port channel is created using mode On. Port Channel with LACP can use mode Active or Passive.
4. B. Explanation: Passive mode puts the port into a passive negotiating ...