200-301 · Question #1556
Which Rapid PVST+ port state does a port operate in without receiving BPDUs from neighbors or updating the address database?
The correct answer is C. disabled. A LAN port in the disabled state does not participate in frame forwarding or STP. A LAN port in the disabled state is virtually nonoperational. A disabled LAN port performs as follows: Discards frames received from the attached segment. Discards frames switched from another port
Question
Which Rapid PVST+ port state does a port operate in without receiving BPDUs from neighbors or updating the address database?
Options
- Alistening
- Bforwarding
- Cdisabled
- Dblocking
How the community answered
(25 responses)- A4% (1)
- C92% (23)
- D4% (1)
Explanation
A LAN port in the disabled state does not participate in frame forwarding or STP. A LAN port in the disabled state is virtually nonoperational. A disabled LAN port performs as follows: Discards frames received from the attached segment. Discards frames switched from another port for forwarding. Does not incorporate the end station location into its address database. (There is no learning, so there is no address database update.) Does not receive BPDUs from neighbors. Does not receive BPDUs for transmission from the system module. xus_5000_Layer2_Config_521N1.html
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