Collections
Deploying Active Directory
Time Management
Useful Commands

Useful Commands

Determine which domain controller currently has the role as PDC Emulator.

netdom /query FSMO

Starting or stopping the Windows Time Service on a server.

net stop w32time
net start w32time

Forcing a server to resynchronize its clock to that of its upstream source (aka. peers).

w32tm /resync

# If you receive an error message that "time change was too big" you can force the time update.
w32tm /resync /force

View the status of the Windows Time Service.

w32tm /query /status

Leap Indicator: 0(no warning)
Stratum: 3 (secondary reference - syncd by (S)NTP)
Precision: -6 (15.625ms per tick)
Root Delay: 0.0195471s
Root Dispersion: 0.0325778s
ReferenceId: 0xC7B6DD6E (source IP:  199.182.221.110)
Last Successful Sync Time: 5/21/2019 8:31:34 PM
Source: 2.pool.ntp.org,0x8
Poll Interval: 10 (1024s)

Display all NTP servers currently being utilized to determine the correct time.

w32tm /query /peers

Peer: 0.pool.ntp.org,0x8
State: Active
Time Remaining: 699.3322008s
Mode: 3 (Client)
Stratum: 2 (secondary reference - syncd by (S)NTP)
PeerPoll Interval: 10 (1024s)
HostPoll Interval: 10 (1024s)

Peer: 2.pool.ntp.org,0x8
State: Active
Time Remaining: 543.4062549s
Mode: 3 (Client)
Stratum: 2 (secondary reference - syncd by (S)NTP)
PeerPoll Interval: 10 (1024s)
HostPoll Interval: 10 (1024s)

Peer: 1.pool.ntp.org,0x8
State: Active
Time Remaining: 387.6524126s
Mode: 3 (Client)
Stratum: 2 (secondary reference - syncd by (S)NTP)
PeerPoll Interval: 10 (1024s)
HostPoll Interval: 10 (1024s)

Show the configured NTP source.

# run with elevated privileges
w32tm /query /source

2.pool.ntp.org,0x8
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