CHAPTER 6
Configuring System MTU
•
Finding Feature Information, page 73
•
Information about the MTU, page 73
•
How to Configure MTU , page 74
•
Configuration Examples for System MTU, page 76
•
Additional References for System MTU, page 76
•
Feature Information for System MTU, page 77
Finding Feature Information
Your software release may not support all the features documented in this module. For the latest feature
information and caveats, see the release notes for your platform and software release.
Use Cisco Feature Navigator to find information about platform support and Cisco software image support.
To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not
required.
Information about the MTU
The default maximum transmission unit (MTU) size for frames received and sent on all switch interfaces is
1500 bytes. You can change the MTU size to support switched jumbo frames on all Gigabit Ethernet and
10-Gigabit Ethernet interfaces and to support routed frames on all routed ports.
System MTU Values
The following MTU values can be configured:
•
System MTU--This value applies to switched packets on the Gigabit Ethernet and 10-Gigabit Ethernet
ports of the switch. Use the system mtu bytes global configuration command to specify the system
MTU value.
Catalyst 2960-XR Switch Interface and Hardware Component Configuration Guide, Cisco IOS Release 15.0(2)EX1
OL-29420-01 73
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