300-135 新题疑问Q20

andsonwu

QUESTION 20
Which two statements about traceroute are true? (Choose two.)
6 ^* q9 k2 V0 z1 eA. It supports a variety of IP header options, including verbose.
B. The DF bit is set by default.
C. The TTL value can be set to 0.
D. The default probe count for each TTL level is 3.
E. Extended traceroute operation can use a modified data pattern.
% a) J& E3 ^9 h  d6 P1 u# OCorrect Answer: DE
% M- B4 w3 X6 ~1 t" H$ \
! I4 @5 k. M1 x1 }/ S# t* {. e( |% W另一种答案为 A，D
https://www.cisco.com/c/en/us/su ... ace.html#ext_troute
" J: |* E9 O, Y' B1 {. g+ ALoose, Strict, Record, Timestamp, Verbose[none]:       
IP header options. You can specify any combination. The traceroute command issues prompts for the required fields. Note that the traceroute command will place the requested options in each probe; however, there is no guarantee that all routers (or end nodes) will process the options.

andsonwu

E. data pattern 好像ping才有

hor5651

thank you