However, VLANs really aren't a substitute for firewalls. Many organizations use some type of firewall, WLAN gateway, or WLAN switch to control wireless network access. For example, a WLAN gateway from Bluesocket or Vernier can require every user to log in to reach the network on the far side of the gateway. Visitors can be granted access to the Internet and selected applications/ports, while authenticated users (employees) can be granted...
access to additional destinations and applications in accordance with group or user level policies. In this configuration, you can still have separate SSIDs to apply different airlink security policies, or you could have one common SSID and use VPN tunnels to secure employee traffic over the air.
Dig deeper on Managing Wireless Networks
Related Q&A from Lisa Phifer, Wireless Expert
Are Cisco 1200 access points operated in “thick” or autonomous mode or as a thin AP, a lightweight access point that is controlled by a central ...continue reading
Wireless expert, Lisa Phifer addresses a query regarding Wi-Fi replacing Ethernet. Lisa provides analysis, advantages and disadvantages, and future ...continue reading
Lisa Phifer explains multiple access point configuration when a device tries to differentiate transmitted signals from each point and explains ...continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.