Name/IP Address            NP  NR  Span  Frequency  Freq Skew  Offset  Std Dev
==============================================================================
gps.nu.ntp.br               6   3   42m     -0.031      0.164  -6249ns    52us
c.ntp.br                   10   6  154m     -0.364      0.768    +40ms  1296us
a.ntp.netplanety.com.br     7   4  103m     -0.006      0.436   +199us   277us
a.st1.ntp.br               15  10  121m     +0.002      0.023  -3651ns    47us
