HP ProCurve 6400cl Series Access Security Manual page 369

Configuring and Monitoring Port Security
Operating Notes for Port Security
ProCurve(config)# port-security e a17 learn-mode static
address-limit 2
LACP has been disabled on secured port(s).
ProCurve(config)#
The switch will not allow you to configure LACP on a port on which port
security is enabled. For example:
ProCurve(config)# int e a17 lacp passive
Error configuring port A17: LACP and port security cannot
be run together.
ProCurve(config)#
To restore LACP to the port, you must remove port security and re-enable
LACP active or passive.
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