What are WLAN reliability features

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- Dual link mechanism
To improve AC reliability, two ACs can be deployed to implemented dual-link backup. When the active AC fails or the CAPWAP tunnel between an AP and the active AC fails, service traffic of the AP can be switched to the standby AC to e

Other related questions:
What is Redis cluster reliability?
For proper master and slave relationships and to ensure high data reliability, instances in a Redis cluster must meet the following conditions: 1. Distribution on at least three nodes. 2. Deployment in master/slave mode. A pair of instances cannot be installed on the same node. 3. Master Redis instances on each node must be less than half of the total number of master instances in the entire Redis cluster.

What is the reliability principle of Redis instances?
For proper master and slave relationships and to ensure high data reliability, instances in a Redis cluster must meet the following conditions: 1. Distribution on at least three nodes. 2. Deployment in master/slave mode. A pair of instances cannot be installed on the same node. 3. Master Redis instances on each node must be less than half of the total number of master instances in the entire Redis cluster.

How does Kafka improve reliability?
After a Kafka Broker receives a message, it persistently stores the message on a disk. In addition, each partition of a topic has multiple replicas stored on different Broker nodes. If one node is faulty, the replicas on other nodes can be used.

What methods does Kafka use to guarantee data reliability?
After a Kafka Broker receives a message, it persistently stores the message on a disk. In addition, each partition of a topic has multiple replicas stored on different Broker nodes. If one node is faulty, the replicas on other nodes can be used.

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