5 IPv6 over IPv4 tunnels

Brocade#show interfaces tunnel 1

Tunnel1 is up, line protocol is up

Hardware is Tunnel

Tunnel source ve 30

Tunnel destination is 2.2.2.10

Tunnel mode ipv6ip

No port name

MTU 1480 bytes, encapsulation IPV4

Syntax: show interfaces tunnel <number>

The <number> parameter indicates the tunnel interface number for which you want to display information.

This display shows the following information.

TABLE 26

IPv6 tunnel interface information

 

 

 

Field

 

Description

 

 

Tunnel interface status

The status of the tunnel interface can be one of the following:

 

 

up – The tunnel mode is set and the tunnel interface is enabled.

 

 

down – The tunnel mode is not set.

 

 

administratively down – The tunnel interface was disabled with the

 

 

disable command.

 

 

Line protocol status

The status of the line protocol can be one of the following:

 

 

up – IPv4 connectivity is established.

 

 

down – The line protocol is not functioning and is down.

 

 

Hardware is tunnel

The interface is a tunnel interface.

 

 

 

Tunnel source

 

The tunnel source can be one of the following:

 

 

An IPv4 address

 

 

The IPv4 address associated with an interface/port.

 

 

Tunnel destination

The tunnel destination can be an IPv4 address.

 

 

 

Tunnel mode

 

The tunnel mode can be the following:

 

 

ipv6ip – indicates a manually configured tunnel

 

 

 

Port name

 

The port name configured for the tunnel interface.

 

 

 

MTU

 

The setting of the IPv6 maximum transmission unit (MTU).

 

 

 

Displaying interface level IPv6 settings

To display Interface level IPv6 settings for tunnel interface 1, enter the following command at any level of the CLI.

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Brocade ICX 6650 Administration Guide

 

53-1002600-01

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Brocade Communications Systems 6650 manual Displaying interface level IPv6 settings, Syntax show interfaces tunnel number