Lab – Rogue Handshake

RTR1 and the switches have been configured to use NTP, but they are failing to sync with the NTP server. Investigate and resolve the issue, if possible. The lab is complete when the network devices are synchronized with the NTP server.

Uploaded: January 24, 2026

Updated: March 30, 2026

SHA256: 5dcf6ce4b4f970e8cfd7bf82a3ca9319a2034a94d79f6d15acf3ac4b12e955d7

Rogue HandshakeDownload

  • The native vlan on the port towards RTR1 needs to be changed.

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