Linux on System z Current & Future Technology - z/VM - IBM
Linux on System z Current & Future Technology - z/VM - IBM
Linux on System z Current & Future Technology - z/VM - IBM
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<strong>IBM</strong> <str<strong>on</strong>g>Linux</str<strong>on</strong>g> and <strong>Technology</strong> Center<strong>System</strong> z kernel features – Networking• QETH debugging per single card (kernel 2.6.36)– Split some of the global QETH debug areas into separate per-device areas– Simplifies debugging for complex multi-homed c<strong>on</strong>figurati<strong>on</strong>s• Support for assisted VLAN null tagging (kernel 2.6.37)11.26.1 11.2– Close a gap between OSA and <str<strong>on</strong>g>Linux</str<strong>on</strong>g> to process null tagged frames correctly– z/OS may sent null-tagged frames to <str<strong>on</strong>g>Linux</str<strong>on</strong>g>• New default qeth c<strong>on</strong>figurati<strong>on</strong> values (kernel 2.6.39)– Receive checksum offload, generic receive offload & number of inboundbuffers• IPv6 support for the qetharp tool (kernel 2.6.38)– Extend the qetharp tool to provide IPv6 informati<strong>on</strong> in case of a layer3 setup.– This is required for communicati<strong>on</strong> with z/OS via HiperSockets using IPv6.11.26.2 11.223© 2012 <strong>IBM</strong> Corporati<strong>on</strong>
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