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Ethernet Card Software Feature and Configuration Guide, R7.2
January 2009
Appendix A Command Reference
[no] clock auto
[no] clock auto
Use the clock auto command to determine whether the system clock paramete rs are configured
automatically from the TCC2/TCC2P card. When enabled, both daylight savings time and time zone are
automatically configured, and the system clock is periodically synchronized to the TCC2/TCC2P card.
Use the no form of the command to disable thi s feature.
Syntax Description This command has no arguments or keywords.
Defaults The default setting is clock auto.
Command Modes Global configuration
Usage Guidelines The no form of the command is required before any manual configuration of summertime, timezone, or
clock. The no form of the command is required if Network Time Protocol (NTP) is configured in
Cisco IOS. The ONS 15454 SONET/SDH is also configured through Cisco Transport Controller (CTC)
to use a NTP or Simple Network Time Protocol (SNTP) server to set the date an d time of the node.
Examples Router(config)# no clock auto
Related Commands clock timezone
clock set