<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  Describe the importance of VLANs in IT networking. Context: VLANs are used to logically separate devices on the same physical network. Answer: [/INST]It is used to logically separate devices on the same physical network.</s>