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UCS blade cannot boot from SAN(iSCSI)

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Visibility:: Public

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Category:: flexpod-with-infrastructure-automation

Specialty:: san

Last Updated:

Applies to

FlexPod
iSCSI
SAN boot
Cisco UCS
VXLAN fabric

Issue

Cisco UCS blade unable to boot from SAN (iSCSI environment)

Error: Unable to match boot policy to currently available devices

ARP requests lost between server and storage in the direction of the storage.
If ARP is configured manually on the host, unicast works without issues.