Exam 300-101 topic 1 question 436 discussion

Actual exam question from Cisco's 300-101

Question #: 436
Topic #: 1

What show command is used here?
TCB Local Address Foreign Address (state)
6523A4FC 10.1.25.3.11000 10.1.25.3.23 ESTAB
65239A84 10.1.25.3.23 10.1.25.3.11000 ESTAB
653FCBBC *.1723 *.* LISTEN

A. show tcp brief
B. show tcp brief all
C. show tcp brief numeric
D. show tcp brief ip

Show Suggested Answer

Suggested Answer: C 🗳️
The following example shows the IP activity and the addresses in DNS hostname format.

Router# show tcp brief all -
TCB Local Address Foreign Address (state)
36AE9520 a00.lsanca04.us..37888 a02.lsanca04.us..179 ESTAB
36B861F8 a00.lsanca04.us..23 gnat.cisco.com.33908 ESTAB
32F0A0A4 a00.lsanca04.us..179 a01.lsanca04.us..11002 ESTAB
369CEAD4 a00.lsanca04.us..23 gnat.cisco.com.33948 ESTAB
36B873A8 ge-1-2.a00.lsanc.11266 d3-0-1-0.r01.roc.23 ESTAB
35C918A4 a00.lsanca04.us..179 a03.lsanca04.us..1035 ESTAB
The following example shows the IP activity by using the numeric keyword to display the addresses in IP format.

Router# show tcp brief numeric -
TCB Local Address Foreign Address (state)
6523A4FC 10.1.25.3.11000 10.1.25.3.23 ESTAB
65239A84 10.1.25.3.23 10.1.25.3.11000 ESTAB
653FCBBC *.1723 *.* LISTEN

by Bastex at Aug. 29, 2019, 7:51 p.m.

Comments

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SheldonC

5 years, 6 months ago

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipapp/command/iap-cr-book/iap-s3.html - Notice the ouput is the same as in the question.... Answer is C

upvoted 1 times

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Bastex

5 years, 10 months ago

B #show tcp brief ? all All end-points (even listeners)

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