Users Guide

OS10(conf-if-eth1/1/5)# no switchport
OS10(conf-if-eth1/1/5)# ip vrf
forwarding red
OS10(conf-if-eth1/1/5)# ip address
11.0.0.1/24
OS10(conf-if-eth1/1/5)# exit
OS10(config)#
b Congure the NTP master IP address on the NTP server.
(In the example, NTP master 11.0.0.2 is reachable only
through VRF Red.)
OS10(config)# ntp server 11.0.0.2
OS10(config)# do show running-
configuration ntp
ntp server 11.0.0.2
OS10(config)#
c Congure NTP in the VRF Red instance.
OS10(config)# ntp enable vrf red
“% Warning: NTP server/client will be
disabled in default VRF and enabled on
a red VRF”
Do you wish to continue? (y/n): y
OS10(config)#
OS10(config)# do show running-
configuration ntp
ntp server 11.0.0.2
ntp enable vrf red
OS10(config)#
b
Congure the NTP server IP address on the NTP client.
OS10(config)# ntp server 10.0.0.1
OS10(config)# do show running-
configuration ntp
ntp server 10.0.0.1
OS10(config)#
c Congure NTP in the VRF Red instance.
OS10(config)# ntp enable vrf red
“% Warning: NTP server/client will be
disabled in default VRF and enabled
on a red VRF”
Do you wish to continue? (y/n): y
OS10(config)# do show running-
configuration ntp
ntp server 10.0.0.1
ntp enable vrf red
OS10(config)#
3 Congure an NTP master:
a Create a non-default VRF instance and assign an interface
to the VRF.
OS10(config)# ip vrf red
OS10(conf-vrf)# exit
OS10(config)# interface ethernet 1/1/1
OS10(conf-if-eth1/1/1)# no switchport
OS10(conf-if-eth1/1/1)# ip vrf
forwarding red
OS10(conf-if-eth1/1/1)# ip address
11.0.0.2/24
OS10(conf-if-eth1/1/1)# exit
OS10(config)
b Congure NTP as master.
OS10(config)# ntp master
OS10(config)# do show running-
configuration ntp
ntp master 8
OS10(config)#
c Congure NTP in the VRF Red instance.
OS10(config)# ntp enable vrf red
“% Warning: NTP server/client will be
disabled in default VRF and enabled on
a red VRF”
Do you wish to continue? (y/n): y
OS10(config)# do show running-
configuration ntp
ntp master 8
ntp enable vrf red
OS10(config)#
4
Verify that the NTP client (10.0.0.2) is connected to the NTP
server (10.0.0.1) running in VRF Red.
OS10# show ntp associations vrf red
remote refid st t
when poll reach delay offset jitter
==========================================
====================================
*10.0.0.1 11.0.0.2 10 u
2 64 1 0.578 -1.060 0.008
OS10# show ntp status vrf red
associd=0 status=0615 leap_none,
sync_ntp, 1 event, clock_sync,
system peer: 10.0.0.1:123
system peer mode: client
leap indicator: 00
stratum: 11
log2 precision: -24
root delay: 0.991
root dispersion: 1015.099
reference ID: 10.0.0.1
reference time: dbc7b087.5d47aaa6
Sat, Nov 5 2016 1:12:39.364
system jitter: 0.000000
clock jitter: 0.462
clock wander: 0.003
broadcast delay: -50.000
symm. auth. delay: 0.000
OS10#
154
System management