Which two feature keys are valid for both Cisco TelePresence MCU and Cisco TelePresence Server? (Choose two.)

Video firewall is not a recognized licensable feature key for either the Cisco TelePresence MCU or TelePresence Server product lines.

Web conferencing is not a standard feature key that applies to both the TelePresence MCU and TelePresence Server; it is not part of the shared feature key set.

Encryption is a separately licensable feature key on both the Cisco TelePresence MCU and TelePresence Server, enabling AES-encrypted media and signaling on both platforms when the key is applied.

Cluster support is a feature key available on both platforms, allowing multiple MCU or Server units to be grouped to increase capacity and provide load balancing across a cluster.

Third-party interoperability is not a separately licensed feature key on both the TelePresence MCU and TelePresence Server and is not part of the standard key portfolio for both products.