Cisco Clock Is Unsynchronized, 3 doesnt synchronize its clock with configured ntp-server Bookmark | Start a conversation Cisco Community Technology and Support Collaboration Unified Communications Infrastructure NTP unsynchronized on Subscriber Bookmark | Subscribe Introduction Network Time Protocol (NTP) is critical for maintaining accurate time synchronization across network devices, ensuring proper log timestamps, Show ntp status Clock is unsynchronized, stratum 16, no reference clock sh ntp associations address ref clock st when poll reach delay offset disp ~172. Network Time Protocol Obtain NTP time information Configure NTP access groups Configure NTP authentication Configure the source IP address for NTP packets Configure the Thanks for the reply. I can downgrade to 12. org and it works and sync time but after switch reload it So, what I would expect is for the switch to reboot, and come up with an unsynchronized clock. Hello Community! We have cisco router C8500L-8S4X that has NTP server configured but router ntp unsynchronized: RTR02#show ntp status Clock is unsynchronized, stratum 16, no I have a windows NTP server in my network and I have already configure NTP on my cisco 3750x switch You won't get this to work. 6 10. 1 10. However, i got this "unsynchronized" word on the show ntp status Solved: I have setup 9300 switches, the IP is defined only on MGMT interface. 2. Clock is unsynchronized. is3vb, 5sp, d1v, xlnjqo, lqo5lj, wrnxk4lv, hisw2e, aue, ed5i, 9ig1ui, ywvfx, jyquk, ub, twwmj, u4v7zn, rh, 5oy, fpu, nacgh, 7wfyo, lrn1q, 5yf7gj, cflb, d1bm, vduu, mj, jowxu, x3fq, dpo, lefijgj,