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Cisco Bug: CSCvv53647 - DOC: Add explicit instructions regarding CCL MTU requirements to configuration guides

Last Modified

Sep 24, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

This is a documentation defect to address an issue wherein a clustering requirement for the cluster control link (CCL) on ASA and FTD platforms is not explicitly specified in customer-facing configuration guides.  The requirement is to set the MTU on the CCL to at least 100 bytes larger than the largest MTU of any data interface in the cluster.

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