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497 Views 7 Replies Latest reply: Apr 17, 2012 9:40 PM by Martin RSS

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Portfast related queries

Mar 31, 2012 4:39 AM

Subramaniya Karthic 184 posts since
Aug 3, 2010

Infact, I have questions that cover more than the portfast.

 

i) What happens when an interface configured for portfast receives

   a)Inferior BPDUs

   b)Superior BPDUs

 

ii) What happens when an interface configured for portfast receives

 

  a)Inferior BPDUs with BPDU guard enabled on interface

b) Superior BPDUs with BPDU guard enabled on interface

 

iii)What happens when an interface receives

 

a)Inferior BPDUs with BPDU guard enabled on interface

b) Superior BPDUs with BPDU guard enabled on interface

 

without portfast enabled

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