Networking with RoCE Express

You can use a RoCE Express adapter to connect an instance of Linux® on IBM® Z or LinuxONE to an external network.

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Introduction to RoCE Express
RoCE Express is a PCI network adapter for IBM Z® and LinuxONE hardware. You can order RoCE Express as a hardware feature.
Managing PCI functions on Linux on IBM Z
Make PCI functions of RoCE Express available to your Linux instance and manage them from Linux.
Best practices
Set up a performant and resilient networking topology with RoCE Express.
Migrating your network setup
You might need to migrate your network setup to use RoCE Express or to adapt an existing RoCE Express setup to a changed environment.
Scenario: Setting up Linux for SMC-R
To an existing OSA-based network connection, add a connection through a RoCE Express adapter and configure the network interfaces for SMC-R traffic.