H3C S7500 Series Command Manual

Also see for S7500 Series: Operation manual Operation manual Operation manual Operation manual Command manual

H3C S7500 Series Command Manual Manual pdf 31 page image

Command Manual – System Maintenance and DebuggingH3C S7500 Series Ethernet Switches Chapter 3 Device Management Commands3-113.1.15 pause-protectionSyntaxpause-protection { enable | disable } slot slot-numberViewSystem viewParametersenable: Enables pause frame protection mechanism.disable: Disables pause frame protection mechanism.slot slot-number: Specifies a slot where board is to seat in.DescriptionUse the pause-protection command to enable/disable pause frame protectionmechanism.Pause frame protection mechanism is disabled by default.Pause frames, which can be utilized as packets to attack a network, are used in trafficcontrolling. A switch that has pause frame protection mechanism enabled discards thedetected pause frames that are utilized to attack the network it resides and logs theseattacks in the logbuffer. If the switch experiences successive pause frame attacks, itsends messages to the console to warn users.Caution:Only A type cards support pause frame protection mechanism and the relatedcommands. A type cards include: LS81FT48A, LS81FM24A, LS81FS24A,LS81GB8UA, and LS81GT8UA.Examples# Enable pause frame protection mechanism on the board in slot 7. system-viewSystem View: return to User View with Ctrl+Z.[H3C] pause-protection enable slot 7