gio4:~ # grep server /etc/ntp.conf
# key (7) for accessing server variables
server 0.opensuse.pool.ntp.org iburst
server 1.opensuse.pool.ntp.org iburst
server 2.opensuse.pool.ntp.org iburst
server 3.opensuse.pool.ntp.org iburst
# server 127.127.8.0 mode 5 prefer
# server 127.127.1.0            # local clock (LCL)
## # rcntpd addserver <yourserver>
## The servers will only be added to the currently running instance, not
# Note that "restrict" applies to both servers and clients, so a configuration
# up blocking replies from your own upstream servers.
# Local users may interrogate the ntp server more closely.
# key (6) for accessing server variables
gio4:~ # ntpq -p
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
+zulu321.server4 129.70.132.32    3 u   58   64    3   15.701    8.426   8.525
*221-133-100-005 .DCFa.           1 u   61   64    3   82.908  -12.343   6.447
-x.ns.gin.ntt.ne 249.224.99.213   2 u   64   64    3   25.861    7.749   7.000
+195.50.171.101  145.253.3.52     2 u   59   64    3   25.835    2.488   9.899
-fritz.box       185.19.196.101   2 u   64   64    3    2.241    6.571   5.367
gio4:~ #