Exam 350-401 topic 1 question 251 discussion

Actual exam question from Cisco's 350-401

Question #: 251
Topic #: 1

Which command set configures RSPAN to capture outgoing traffic from VLAN 3 on interface GigabitEthernet 0/3 while ignoring other VLAN traffic on the same interface?

A. monitor session 2 source interface gigabitethernet0/3 rx monitor session 2 filter vlan 3
B. monitor session 2 source interface gigabitethernet0/3 rx monitor session 2 filter vlan 1 - 2, 4 - 4094
C. monitor session 2 source interface gigabitethernet0/3 tx monitor session 2 filter vlan 3
D. monitor session 2 source interface gigabitethernet0/3 tx monitor session 2 filter vlan 1- 2, 4 - 4094

Show Suggested Answer

Suggested Answer: C 🗳️

by kthekillerc at Sept. 16, 2021, 5:24 p.m.

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Violator

Highly Voted 2 years, 10 months ago

This question is still asked. Passed today.

upvoted 9 times

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Dryra1n

Highly Voted 2 years, 5 months ago

This always trips me up. You’re filtering “for” the VLAN you want rather than filtering “out” the other VLANs.

upvoted 7 times

JGOGBE

1 year, 5 months ago

From vlan you want https://community.cisco.com/t5/other-network-architecture-subjects/quot-monitor-session-filter-vlan-quot-command/td-p/179404

upvoted 1 times

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djedeen

Most Recent 1 year, 4 months ago

Selected Answer: C

C: filter specifies clans you want to filter *for* syntax: monitor session 2 filter vlan 1 - 5 , 9 meaning: Limits the SPAN source traffic to specific VLANs. https://www.cisco.com/en/US/docs/switches/lan/catalyst3850/software/release/3.2_0_se/multibook/configuration_guide/b_consolidated_config_guide_3850_chapter_01101101.html#ID1129

upvoted 1 times

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kthekillerc

3 years, 3 months ago

Provided answer is correct

upvoted 4 times

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