We have Cisco ACL configured for all inbound traffic and today i have add NTP to allow few remote NTP server to sync tim.
I have created
object-group NTP group and multiple remote NTP server in that group.
This is my ACL
permit udp object-group NTP any eq ntp
and ACL is applied on inbound interface of router but still my client not able to sync time.
[root@client1 ~]# ntpdate -u xx.xx.xx.xx 14 Aug 11:08:12 ntpdate: no server suitable for synchronization found