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New Member

linux ntp server with cisco 3850

hi all

i'm trying to make sync with linux ntp with cisco 3850  here is the what i did

linux centos 6.5 (on the ucs virtual machin) . this is a ntp server

ip 10.1.1.251

===================================================

For more information about this file, see the man pages
# ntp.conf(5), ntp_acc(5), ntp_auth(5), ntp_clock(5), ntp_misc(5), ntp_mon(5).

driftfile /var/lib/ntp/drift

# Permit time synchronization with our time source, but do not
# permit the source to query or modify the service on this system.
restrict default kod nomodify notrap nopeer noquery
restrict -6 default kod nomodify notrap nopeer noquery

# Permit all access over the loopback interface.  This could
# be tightened as well, but to do so would effect some of
# the administrative functions.
restrict 127.0.0.1
restrict -6 ::1

# Hosts on local network are less restricted.
restrict 10.1.1.0 mask 255.255.255.0 nomodify notrap

# Use public servers from the pool.ntp.org project.
# Please consider joining the pool (http://www.pool.ntp.org/join.html)
#server 1.centos.pool.ntp.org iburs
#server 2.centos.pool.ntp.org iburst
#server 3.centos.pool.ntp.org iburst
server 127.127.1.0

fudge 127.127.1.0 stratum 2

#broadcast 192.168.1.255 autokey        # broadcast server
#broadcastclient                        # broadcast client
#broadcast 224.0.1.1 autokey            # multicast server
#multicastclient 224.0.1.1              # multicast client
#manycastserver 239.255.254.254         # manycast server
#manycastclient 239.255.254.254 autokey # manycast client

# Enable public key cryptography.
#crypto
includefile /etc/ntp/crypto/pw

# Key file containing the keys and key identifiers used when operating
# with symmetric key cryptography.
keys /etc/ntp/keys

# Specify the key identifiers which are trusted.
#trustedkey 4 8 42

# Specify the key identifier to use with the ntpdc utility.
#requestkey 8

# Specify the key identifier to use with the ntpq utility.
#controlkey 8

# Enable writing of statistics records.
#statistics clockstats cryptostats loopstats peerstats

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

and cisco 3850  configured this one

ntp server 10.1.1.241

and

show ntp status

clock is unsynchronized, stratum 16, reference is null

why...didn't work.. somebody help me..

Everyone's tags (2)
1 ACCEPTED SOLUTION

Accepted Solutions

linux ntp server with cisco 3850

Is there a typo in your post or configuration? You show the NTP server IP address as 10.1.1.251, but the router configured to use 10.1.1.241.

Regards

2 REPLIES

linux ntp server with cisco 3850

Is there a typo in your post or configuration? You show the NTP server IP address as 10.1.1.251, but the router configured to use 10.1.1.241.

Regards

New Member

linux ntp server with cisco 3850

yeah.. thank you. actually i changed ntp.conf file and then working well

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