Cisco 300 Series User Manual

Introduction
OL-32830-01 Command Line Interface Reference Guide 44
1
On all other devices, the four highest ports (e.g. ports 49-52 on SG300-52) cannot
be configured with auto-negotiation.
PHY Diagnostics
The following exceptions exist:
• Copper Ports—PHY diagnostics are only supported on copper ports.
• FE ports—Only basic tests are supported (no cable length).
• 10G ports—TDR test is supported when the operational port speed is 10G.
Cable length resolution is 20 meters.

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