HW016: How mDNS Can Kill Wi-Fi Performance And What To Do About It

If you’re not paying attention to mDNS traffic, it might be hurting your Wi-Fi performance in a big way. Bryan Ward shares his research looking at the mDNS protocol on a higher ed network and its dramatic impact on Wi-Fi airtime. Bryan shares his experience of identifying and resolving network issues related to mDNS traffic and client isolation. He highlights the importance of airtime in Wi-Fi networks and the challenges of scaling mDNS technology in enterprise environments. Bryan also discusses his research methodology, the discovery of other protocols causing network congestion, and the need for additional filtering in network switches. He provides advice for network administrators and shares potential solutions to these issues. . . . . . Heavy Wireless is part of the Packet Pushers network. Visit our website to find more great networking and technology podcasts, along with tutorial videos, the Human Infrastructure newsletter, and loads more resources for building your IT career. https://packetpushers.net . . . . . Love the show? Please leave us a 5-star review and share your favorite episodes with friends and colleagues. We really appreciate your support! . . . . . Find your tribe. The Packet Pushers Slack community is the place to be for making career connections, finding collaborators, getting help with an IT problem, or simply screaming your frustrations to people who understand. https://packetpushers.net/community