【多选题】
What are three advantages of VLANs？（）
A、VLANs establish broadcast domains in switched networks.
B、VLANs utilize packet filtering to enhance network security.
C、VLANs provide a method of conserving IP addresses in large networks.
D、VLANs provide a low-latency internetworking alternative to routed networks.
E、VLANs allow access to network services based on department,not physical location.
F、VLANs can greatly simplify adding,moving,or changing hosts on the network.
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