Cisco Nexus 7000 Series Configuration Manual page 96

Feature History for NTP
NTP access groups
NTP authentication
NTP logging
NTP server configuration
CFS support
NTP source IP address or interface
NTP
Cisco Nexus 7000 Series NX-OS System Management Configuration Guide
68
5.0(2)
5.0(2)
5.0(2)
5.0(2)
4.2(1)
4.1(3)
4.0(3)
Configuring NTP
Added the ability to control access to
NTP services by using access groups.
Added the ability to enable or disable
NTP authentication.
Added the ability to enable or disable
NTP logging.
Added the optional key keyword to the
ntp server command to configure a key
to be used while communicating with
the NTP server.
Added the ability to distribute NTP
configuration using CFS.
Added the ability set the source IP
address or source interface that NTP
includes in all NTP packets sent to
peers.
Added the ability to disable NTP.