CCNA-cram: Link cost and Admin Distance

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Author:
dj28
ID:
132935
Filename:
CCNA-cram: Link cost and Admin Distance
Updated:
2012-02-05 05:29:57
Tags:
CCNA
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Description:
Basic 101 CCNA
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  1. How is the OSPF associated cost calculated ?
    reference bandwidth / configured interface bandwidth in kbps
  2. On Cisco Routers what is the default reference bandwidth in relation to OSPF cost calculation?
    100,000 kbps
  3. How do you explicitly configure a router interface bandwidth?
    • enable
    • configure terminal
    • interface <interface>
    • bandwidth <bandwidth in kbps>
  4. What is the OSPF interface cost metric for FastEthernet ?
    1
  5. What is the OSPF interface cost metric for Ethernet ?
    10
  6. What is the OSPF interface cost metric for E1 ?
    48
  7. What is the OSPF interface cost metric for T1 ?
    64
  8. What is the OSPF interface cost metric for 128 kbps?
    781
  9. What is the OSPF interface cost metric for 64 kbps?
    1562
  10. What is the OSPF interface cost metric for T3?
    2
  11. What is the OSPF interface cost metric for 56 kbps?
    1785
  12. What is the OSPF interface cost metric for > 100 Mbps?
    1
  13. What is the OSPF interface cost metric for HSSI?
    2
  14. What is the OSPF interface cost metric for 45 Mbps?
    2
  15. What is the OSPF interface cost metric for 16 Mbps?
    6
  16. What is the OSPF interface cost metric for 1.544 Mbps ?
    64
  17. What is the OSPF interface cost metric for DS-0 (64k)?
    1562
  18. What is the Administrative Distance (protocol trust) of a
    Directly Connected Interface?
    0
  19. What is the Administrative Distance (protocol trust) of a Static hop to next router?
    1
  20. What is the Administrative Distance (protocol trust) of; EIGRP Summury?
    5
  21. What is the Administrative Distance (protocol trust) of; EIGRP internal?
    90
  22. What is the Administrative Distance (protocol trust) of; External EIGRP ?
    170
  23. What is the Administrative Distance (protocol trust) of; External BGP?
    20
  24. What is the Administrative Distance (protocol trust) of; OSPF?
    110
  25. What is the Administrative Distance (protocol trust) of; IS-IS?
    115
  26. What is the Administrative Distance (protocol trust) of; RIP?
    120
  27. What is the Administrative Distance (protocol trust) of; EGP?
    140
  28. What is the Administrative Distance (protocol trust) of; Internal BGP?
    200
  29. What is the Administrative Distance (protocol trust) of unknown origin?
    255

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