Cisco 300 Series User Manual

Clock Commands
OL-32830-01 Command Line Interface Reference Guide 244
9
Command Mode
Global Configuration mode
User Guidelines
The outgoing interface is selected based on the SNTP server's IP address. If the
source interface is the outgoing interface, the IPv6 address defined on the
interfaces and selected in accordance with RFC 6724.
If the source interface is not the outgoing interface, the minimal IPv4 address
defined on the interface and with the scope of the destination IPv6 address is
applied.
If there is no available IPv6 source address, a SYSLOG message is issued when
attempting to communicate with an IPv6 SNTP server.
Example
The following example configures the VLAN 10 as the source interface.
switchxxxxxx(config)# sntp source-interface-ipv6 vlan 10
9.17 sntp trusted-key
To define the trusted key, use the sntp trusted-key command in Global
Configuration mode. To restore the default configuration, use the no form of this
command.
Syntax
sntp trusted-key
key-number
no sntp trusted-key key-number
Parameters
• key-number —Specifies the key number of the authentication key to be
trusted. (Range: 1–4294967295).
Default Configuration
No keys are trusted.

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48