Configuring Ip Mtu Sizes - Cisco Catalyst 4500 Series Software Configuration Manual

Chapter 35 Configuring Layer 3 Interfaces
Command
Step 5
Switch# show run interface
Step 6
Switch# show interface switchport
This example shows how to apply SVI Autostate Exclude on interface g3/1:
Switch# conf terminal
Enter configuration commands, one per line.
Switch(config)# interface g3/1
Switch(config-if)# switchport autostate exclude
Switch(config-if)# end
Switch# show run int g3/4
Building configuration...
Current configuration : 162 bytes
!
interface GigabitEthernet3/4
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 2,3
switchport autostate exclude
switchport mode trunk
end
Switch# show int g3/4 switchport
Name: Gi3/4
Switchport: Enabled
Administrative Mode: trunk
Operational Mode: trunk
Administrative Trunking Encapsulation: dot1q Operational Trunking Encapsulation: dot1q
Negotiation of Trunking: On Access Mode VLAN: 1 (default) Trunking Native Mode VLAN: 1
(default) Administrative Native VLAN tagging: enabled Voice VLAN: none Administrative
private-vlan host-association: none Administrative private-vlan mapping: none
Administrative private-vlan trunk native VLAN: none Administrative private-vlan trunk
Native VLAN tagging: enabled Administrative private-vlan trunk encapsulation: dot1q
Administrative private-vlan trunk normal VLANs: none Administrative private-vlan trunk
associations: none Administrative private-vlan trunk mappings: none Operational
private-vlan: none Trunking VLANs Enabled: 2,3 Pruning VLANs Enabled: 2-1001 Capture Mode
Disabled Capture VLANs Allowed: ALL
Autostate mode exclude
Unknown unicast blocked: disabled
Unknown multicast blocked: disabled
Appliance trust: none
Switch#

Configuring IP MTU Sizes

You can set the protocol-specific maximum transmission unit (MTU) size of IPv4 or IPv6 packets that
are sent on an interface.
For information on MTU limitations, refer to "Maximum Transmission Units" on page 35.
Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.xE and IOS 15.2(5)Ex
Configuring VLANs as Layer 3 Interfaces
Purpose
Displays the running configuration.
Verifies the configuration.
End with CNTL/Z.
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