Cisco Catalyst 3750 User Manual

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Catalyst 3750 Switch Command Reference
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Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
l2protocol-tunnel cos
l2protocol-tunnel cos
Use the l2protocol-tunnel cos global configuration command to configure class of service (CoS) value
for all tunneled Layer 2 protocol packets. Use the no form of this command to return to the default
setting.
l2protocol-tunnel cos value
no l2protocol-tunnel cos
Syntax Description
Defaults The default is to use the CoS value configured for data on the interface. If no CoS value is configured,
the default is 5 for all tunneled Layer 2 protocol packets.
Command Modes Global configuration
Command History
Usage Guidelines When enabled, the tunneled Layer 2 protocol packets use this CoS value.
The value is saved in NVRAM.
Examples This example shows how to configure a Layer-2 protocol-tunnel CoS value of 7:
Switch(config)# l2protocol-tunnel cos 7
Related Commands
value Specify CoS priority value for tunneled Layer 2 protocol packets. If a CoS
value is configured for data packets for the interface, the default is to use
this CoS value. If no CoS value is configured for the interface, the default
is 5. The range is 0 to 7, with 7 being the highest priority.
Release Modification
12.2(25)SE This command was introduced.
Command Description
show l2protocol-tunnel Displays information about ports configured for Layer 2 protocol
tunneling, including CoS.

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