What Is Content-Addressable Memory?

Triple content addressable memory. Generally, memory accesses the stored content based on the address, while TCAM is just the opposite. It finds the address based on the content. In general memory, each bit can only represent two values: 0 or 1, and each bit of TCAM can represent three values: 0, 1, and X, and X represents don't care. It is mainly used to quickly find entries such as ACLs and routes.

Triple Content Addressable Memory

Right!

Triple content addressable memory. Generally, memory accesses the stored content based on the address, while TCAM is just the opposite. It finds the address based on the content. In general memory, each bit can only represent two values: 0 or 1, and each bit of TCAM can represent three values: 0, 1, and X, and X represents don't care. It is mainly used to quickly find entries such as ACLs and routes.