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350-401 · Question #131
350-401 Question #131: Real Exam Question with Answer & Explanation
The correct answer is A: The RSPAN VLAN is replaced by VLAN 223.. When configuring a Cisco RSPAN session, adding a new destination remote VLAN to an existing monitor session ID will replace the previously configured destination.
Submitted by krish.m· Mar 6, 2026Network Assurance
Question
Refer to the exhibit. What is the result when a technician adds the monitor session 1 destination remote vlan 223 command?
Options
- AThe RSPAN VLAN is replaced by VLAN 223.
- BRSPAN traffic is sent to VLANs 222 and 223.
- CAn error is flagged for configuring two destinations.
- DRSPAN traffic is split between VLANs 222 and 223.
Explanation
When configuring a Cisco RSPAN session, adding a new destination remote VLAN to an existing monitor session ID will replace the previously configured destination.
Common mistakes.
- B. A single SPAN/RSPAN session does not support simultaneously sending monitored traffic to multiple destination VLANs.
- C. The standard behavior for configuring a new destination in an existing SPAN/RSPAN session is to replace the previous one, not to flag an error, assuming valid syntax and available resources.
- D. RSPAN traffic is not split between multiple destination VLANs for a single session; it is directed entirely to the single configured destination.
Concept tested. RSPAN destination configuration behavior
Topics
#RSPAN#Port mirroring#VLAN configuration#Network monitoring
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