Cisco 300 Series User Manual

Ethernet Configuration Commands
OL-32830-01 Command Line Interface Reference Guide 398
18
18.11 back-pressure
To enable back pressure on a specific interface, use the back-pressure Interface
(Ethernet) Configuration mode command. To disable back pressure, use the no
form of this command.
Syntax
back-pressure
no back-pressure
Parameters
This command has no arguments or keywords.
Default Configuration
Back pressure is disabled.
Command Mode
Interface (Ethernet) Configuration mode
User Guidelines
Back-pressure cannot be enabled when EEE is enabled.
Example
The following example enables back pressure on port gi11.
switchxxxxxx(config)# interface gi11
switchxxxxxx(config-if)# back-pressure
18.12 port jumbo-frame
To enable jumbo frames on the device, use the port jumbo-frame Global
Configuration mode command. To disable jumbo frames, use the no form of this
command.

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