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Networking - Security - Discussion

Discussion Forum : Security - Security (Q.No. 16)
Security
16.
Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list?
  1. 172.16.30.55 0.0.0.255
  2. 172.16.30.55 0.0.0.0
  3. any 172.16.30.55
  4. host 172.16.30.55
  5. 0.0.0.0 172.16.30.55
  6. ip any 172.16.30.55
1 and 4
2 and 4
1, 4 and 6
3 and 5
Answer: Option
Explanation:
The wildcard 0.0.0.0 tells the router to match all four octets. This wildcard format alone can be replaced with the host command.
Discussion:
1 comments Page 1 of 1.
Gidion mibaluro said:   1 decade ago
How to calculate the number of host? Please give me the formula, I want to know it please.
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