雜七雜八的小筆記!

[HP 1920G Switch] loopback-detection enable
[HP 1920G Switch] loopback-detection multi-port-mode enable
[HP 1920G Switch] loopback-detection interval-time 5

[HP 1920G Switch] interface range g1/0/1 to g1/0/23    
[HP 1920G Switch-if-range] stp edged-port enable

# Drop broadcast packets, if 1 second more than 1500 packets.      
[HP 1920G Switch-if-range] broadcast-suppression pps 1500

# Loop detection
[HP 1920G Switch-if-range] loopback-detection enable

# Port shutdown, if switch port has Loop
[HP 1920G Switch-if-range] loopback-detection action shutdown 
[HP 1920G Switch-if-range] save