What is the recommended storm-control threshold value of broadcast and multicast on Cisco IOS catalyst switches for ports connected to users?
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This article presents the steps I took to develop a solution to protect the Catalyst 6500 in the presence of a Layer 2 loop. These steps include the following:
How to simulate of a Layer 2 loop
How to monitor the control plane traffic
Control plane policing
Storm control
Hardware rate limiting
Design recommendations