Skip to main content
PacketMentor logo
Open menu
← All lab tasks
IP Services Fix ~4 min

NTP sync never reaches stratum

R2's clock won't synchronize to NTP server 10.0.0.1. Authentication is on, key 1 is defined, and the server references key 1, but trusted-key is missing, so R2 refuses to trust the peer. Add the trust so R2 synchronizes.

R2

Stuck on a lab, or not sure what to practice next?

Talk it through with a mentor on a free 20-minute call. We look at your lab, your exam date and your weak spots, and you leave with a plan.

Book free session