Quick Reference Guide

134 Clock
Syntax
• sntp server { ip4-address | ip6-address | hostname } [ poll ] [ key keyid ]
• no sntp server { ip4-address | ip6-address | hostname }
• ip4-address — IPv4 server address.
• ipv6-address — IPv6 server address. When the IPv6 address is a Link Local address (IPv6Z
address), the outgoing interface name must be specified. Refer to the usage guidelines for the
interface name syntax.
• hostname — Hostname of the server. dddddddddddddddd: 1-158 characters)
• poll — Enable polling.
• Key keyid — Authentication key to use when sending packets to this peer. (Range: 1 - 4294967295)
Default Configuration
No servers are defined.
Command Mode
Global Configuration mode.
User Guidelines
• Up to 8 SNTP servers can be defined.
• Use the sntp unicast client enable Global Configuration mode command to enable predefined
Unicast clients globally.
• To enable polling you should also use the sntp unicast client poll Global Configuration mode
command for global enabling.
• Polling time is determined by the sntp client poll timer Global Configuration mode command.
• The IPv6Z address format: < ipv6-link-local-address >%< interface-name >
– interface-name — vlan < integer > | ch < integer > | isatap < integer > | < physical-port-name > | 0
– integer — < decimal-number > | < integer >< decimal-number >
– decimal-number — 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
– physical-port-name — Designated port number, for example g1.
If the egress interface is not specified, the default interface is selected. Specifying interface zone=0 is
the same as not defining an egress interface.
5400_CLI.book Page 134 Wednesday, December 17, 2008 4:33 PM