Enabling a fabric trunk – Brocade Network OS NETCONF Operations Guide v4.1.1 User Manual

Page 120

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88

Network OS NETCONF Operations Guide

53-1003231-02

Fabric interface configuration management

8

<running/>

</target>

<config>

<interface xmlns="urn:brocade.com:mgmt:brocade-interface">

<tengigabitethernet>

<name>1/0/2</name>

<fabric xmlns=”urn:brocade.com:mgmt:brocade-fcoe”>

<fabric-isl>

<fabric-isl-enable/>

</fabric-isl>

</fabric>

</tengigabitethernet>

</interface>

</config>

</edit-config>

</rpc>

<rpc-reply message-id="1202" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">

<ok/>

</rpc-reply>

NOTE

After you repair any segmented or disabled ISL ports, toggle the fabric ISL in order to propagate the
changes.

NOTE

A <shutdown> node on an operating ISL interface not only brings down the physical link but also its
FSPF adjacency. The main difference between a <shutdown> node and disabling fabric ISL is that
the link stays up after disabling fabric ISL, while the link stays down after a shutdown.

NOTE

Upon fabric reconvergence due to topology change involving the ECMP fabric-ISL path, there may be
sub-second flooding of known unicast traffic.

NOTE

Using an XGIG analyzer between switches in a Brocade VCS Fabric may cause a signal detection
timeout, causing the fabric ISL link to fail.

Enabling a fabric trunk

Fabric trunking is enabled on fabric ISLs by default. If trunking has been disabled, you can
re-enable it with the following steps.

1. Issue the <edit-config> RPC to configure the <interface> node in the

urn:brocade.com:mgmt:brocade-interface namespace.

2. Under the <interface> node, include the <gigabitethernet>, <tengigabitethernet>,

<fortygigabitethernet>, or <hundredgigabitethernet> node element.

3. Under the <gigabitethernet>, <tengigabitethernet>, <fortygigabitethernet>, or

<hundredgigabitethernet> node element, include the <name> leaf element and specify the
name of the interface on which you want to enable fabric trunking. Specify the name in
[rbridge-id/]slot/port format.

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