Cisco Catalyst 3750 User Manual

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Catalyst 3750 Switch Command Reference
OL-8552-07
Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
mls qos rewrite ip dscp
Examples This example shows how to enable DSCP transparency and configure the switch to not change the DSCP
value of the incoming IP packet:
Switch(config)# mls qos
Switch(config)# no mls qos rewrite ip dscp
This example shows how to disable DSCP transparency and configure the switch to change the DSCP
value of the incoming IP packet:
Switch(config)# mls qos
Switch(config)# mls qos rewrite ip dscp
You can verify your settings by entering the show running config | include rewrite privileged EXEC
command.
Related Commands Command Description
mls qos Enables QoS globally.
show mls qos Displays QoS information.
show running-config |
include rewrite
Displays the DSCP transparency setting. For syntax information, select
Cisco IOS Release 12.2 Configuration Guides and Command
References > Cisco IOS Fundamentals Command Reference,
Release
12.2 > File Management Commands > Configuration File
Management Commands.

Cisco Catalyst 3750 Specifications

General

Device Type	Switch
Switching Capacity	32 Gbps
Forwarding Rate	38.7 Mpps
Stacking Bandwidth	32 Gbps
RAM	128 MB
Jumbo Frame Support	Yes
Switch Type	Managed
Model	Catalyst 3750 Series
Uplink Interfaces	SFP
Form Factor	Rack-mountable
MAC Address Table Size	12, 000 entries
Routing Protocol	RIP, OSPF, EIGRP
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Layer 3 switching, Layer 2 switching, auto-negotiation, BOOTP support, ARP support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, MAC address filtering, Quality of Service (QoS), Jumbo Frames support, MLD snooping, Dynamic ARP Inspection (DAI), Cisco EnergyWise technology
Power over Ethernet (PoE)	PoE
Operating Temperature	-5 - 45 °C
Operating Humidity	10% to 85% non-condensing