CCNA/CCNP preparation notes

by Andreas Ryf

OSI reference model
IP Network Classes
Subnetting
Cables & fibres
Terms
Links
BCMSN
ONT
BSCI
IS-IS
IPv6

IS-IS routing protocol

  • IS = router
  • ES = Host (PC)
  • ES-IS = Level 0
  • IS L1 - IS L1 (intra-area)= Level 1
  • IS L2 - IS L2 (inter-area) = Level 2
  • IS L2 - IS L2 (inter-domain = Level 3 (not implemented on Cosco)

 

 

 

 


 


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