Cisco 300 Series User Manual

Clock Commands
237 OL-32830-01 Command Line Interface Reference Guide
9
Parameters
N/A
Default Configuration
Authentication is disabled.
Command Mode
Global Configuration mode
Examples
The following example enables authentication for received SNTP traffic and sets
the key and encryption key.
switchxxxxxx(config)# sntp authenticate
switchxxxxxx(config)# sntp authentication-key 8 md5 ClkKey
switchxxxxxx(config)# sntp trusted-key 8
9.10 sntp authentication-key
To define an authentication key for Simple Network Time Protocol (SNTP), use the
sntp authentication-key command in Global Configuration mode. To restore the
default configuration, use the no form of this command.
Syntax
sntp authentication-key
key-number md5 key-value
encrypted sntp authentication-key key-number md5 encrypted- key-value
no sntp authentication-key key-number
Parameters
• key-number —Specifies the key number. (Range: 1–4294967295)
• key-value —Specifies the key value. (Length: 1–8 characters)
• encrypted-key-value —Specifies the key value in encrypted format.

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