bpdu guard cisco

"Bpdu Guard (BPDU protection)"BPDU Guard enables ports with Portfast characteristics to enter the Err-disable state when receiving BPDU to avoid bridging loops, which can be configured under Global or interface (default shutdown)"

"Bpdu Guard (BPDU Guard)"BPDU Guard enables ports with Portfast characteristics to enter the Err-disable state when receiving bpdus to avoid bridging loops, which can be configured under Global or interface (default off)"Auto reco

The BPDU guard function is to set the port to error-disabled immediately when it receives any BPDU.We know that when the STP function of the switch is enabled, all ports will participate in STP by default, and send andAccept BPDU. When BPDU guard is enabled, under normal cir

1. The first two are for porfast (only if this feature is enabled, BPDUs Guard and BPDU filter are used) The difference is: when BPDUs are received on a port that has the ports fast feature enabled, BPDU Guard shuts down the port so that the port is in the Err-disable state, which must be manually restored to a nor

Manual implementation usually refers to the use of some hacker tools to scan and sniff the network, obtain the management account and related passwords, and install trojans on the network to further steal confidential files. The attack and deception process is relatively concealed and quiet, but it is extremely harmful to enterprises with high information security requirements. However, attacks from Trojans, viruses, and worms often deviate from the attack and cheat itself. Sometimes, they are v

: Human implementation, viruses, or worms. Manual implementation usually refers to the use of some hacker tools to scan and sniff the network, obtain the management account and related passwords, and install trojans on the network to further steal confidential files. Attacks and spoofing are often concealed and quiet, but they pose great harm to enterprises with high information security requirements. However, attacks from Trojans, viruses, and worms often deviate from the attack and cheat itsel

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