–
ipv4-address
: Enter an IPv4 address in dotted decimal format (A.B.C.D).
–
ipv6-address
: Enter an IPv6 address in the format
0000:0000:0000:0000:0000:0000:0000:0000. Elision of zeros is supported.
–
key
keyid
: Configure a text string as the key exchanged between the NTP server and the
client.
–
prefer
: Enter the keyword prefer to set this NTP server as the preferred server.
–
version
number
: Enter a number as the NTP version. The range is from 1 to 4.
5.
Configure the switch as NTP master.
CONFIGURATION mode
ntp master <stratum>
To configure the switch as NTP Server use the
ntp master<stratum>
command.
stratum
number identifies the NTP Server's hierarchy.
Examples of Configuring and Viewing an NTP Configuration
The following example shows configuring an NTP server.
R6_E300(conf)#1w6d23h : NTP: xmit packet to 192.168.1.1:
leap 0, mode 3, version 3, stratum 2, ppoll 1024
rtdel 0219 (8.193970), rtdsp AF928 (10973.266602), refid C0A80101
(192.168.1.1)
ref CD7F4F63.6BE8F000 (14:51:15.421 UTC Thu Apr 2 2009)
org CD7F4F63.68000000 (14:51:15.406 UTC Thu Apr 2 2009)
rec CD7F4F63.6BE8F000 (14:51:15.421 UTC Thu Apr 2 2009)
xmt CD7F5368.D0535000 (15:8:24.813 UTC Thu Apr 2 2009)
1w6d23h : NTP: rcv packet from 192.168.1.1
leap 0, mode 4, version 3, stratum 1, ppoll 1024
rtdel 0000 (0.000000), rtdsp AF587 (10959.090820), refid 4C4F434C
(76.79.67.76)
ref CD7E14FD.43F7CED9 (16:29:49.265 UTC Wed Apr 1 2009)
org CD7F5368.D0535000 (15:8:24.813 UTC Thu Apr 2 2009)
rec CD7F5368.D0000000 (15:8:24.812 UTC Thu Apr 2 2009)
xmt CD7F5368.D0000000 (15:8:24.812 UTC Thu Apr 2 2009)
inp CD7F5368.D1974000 (15:8:24.818 UTC Thu Apr 2 2009)
rtdel-root delay
rtdsp - round trip dispersion
refid - reference id
org -
rec - (last?) receive timestamp
xmt - transmit timestamp
mode - 3 client, 4 server
stratum - 1 primary reference clock, 2 secondary reference clock (via NTP)
version - NTP version 3
leap -
System Time and Date
1005
Summary of Contents for S4820T
Page 1: ...Dell Configuration Guide for the S4820T System 9 8 0 0 ...
Page 282: ...Dell 282 Control Plane Policing CoPP ...
Page 622: ...Figure 81 Configuring Interfaces for MSDP 622 Multicast Source Discovery Protocol MSDP ...
Page 623: ...Figure 82 Configuring OSPF and BGP for MSDP Multicast Source Discovery Protocol MSDP 623 ...
Page 629: ...Figure 86 MSDP Default Peer Scenario 2 Multicast Source Discovery Protocol MSDP 629 ...
Page 630: ...Figure 87 MSDP Default Peer Scenario 3 630 Multicast Source Discovery Protocol MSDP ...
Page 751: ...10 11 5 2 00 00 05 00 02 04 Member Ports Te 1 2 1 PIM Source Specific Mode PIM SSM 751 ...
Page 905: ...Figure 112 Single and Double Tag First byte TPID Match Service Provider Bridging 905 ...
Page 979: ...6 Member not present 7 Member not present Stacking 979 ...
Page 981: ...storm control Storm Control 981 ...
Page 1103: ...Figure 134 Setup OSPF and Static Routes Virtual Routing and Forwarding VRF 1103 ...