Users Guide

Version Description
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.1.1.0 Introduced on the E-Series.
Usage Information The following describes the show ntp associations command shown in the Example below.
Field Description
(none) One or more of the following symbols could be displayed:
• * means synchronized to this peer.
• # means almost synchronized to this peer.
• + means the peer was selected for possible synchronization.
• - means the peer is a candidate for selection.
• ~ means the peer is statically configured.
remote Displays the remote IP address of the NTP peer.
ref clock Displays the IP address of the remote peer’s reference clock.
st Displays the peer’s stratum, that is, the number of hops away from the external time
source. A 16 in this column means the NTP peer cannot reach the time source.
when Displays the last time the switch received an NTP packet.
poll Displays the polling interval (in seconds).
reach Displays the reachability to the peer (in octal bitstream).
delay Displays the time interval or delay for a packet to complete a round-trip to the NTP time
source (in milliseconds).
offset Displays the relative time of the NTP peer’s clock to the switch clock (in milliseconds).
disp Displays the dispersion.
Example
Dell# show ntp associations
remote ref clock st when poll reach delay offset disp
=============================================================
10.10.120.5 0.0.0.0 16 - 256 0 0.00 0.000 16000.0
*172.16.1.33 127.127.1.0 11 6 16 377 -0.08 -1499.9 104.16
172.31.1.33 0.0.0.0 16 - 256 0 0.00 0.000 16000.0
192.200.0.2 0.0.0.0 16 - 256 0 0.00 0.000 16000.0
* master (synced), # master (unsynced), + selected, - candidate
Dell#
Related Commands
• show ntp status — displays the current NTP status.
1596 System Time and Date