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Which statement is true concerning the default communication between a redundant pair of BIG-IP devices?
Correct Answer: C
Redundant BIG-IP systems (HA pairs) must maintain constant communication to monitor the health of the peer and synchr15onize states.16 * Heartbeats:By default, even with a serial cable, th17e BIG-IP systems exchange "heartbeat" packets over the network to determine if the peer is still alive. * Network Failover:This involves the exchange of UDP packets (typically on port 1026) at regular intervals. * Device Service Clustering (DSC):Modern BIG-IP versions use the Central Management (cm) infrastructure to communicate configuration status and sync status constantly. * Clarification on others:Port lockdowndoesaffect HA communication if misconfigured (A is false). Mirroring uses separate channels (B is false). Mirroring isneversent over the serial cable because it requires high bandwidth (D is false).
