Users Guide

Table Of Contents
2. Create a monitoring session in CONFIGURATION mode.
monitor session session-id [local]
3. Enter the source and direction of the monitored traffic in MONITOR-SESSION mode.
source interface interface-type {both | rx | tx}
4. Enter the destination of traffic in MONITOR-SESSION mode.
destination interface interface-type
Create monitoring session
OS10(config)# monitor session 1
OS10(conf-mon-local-1)#
Configure source and destination port, and traffic direction
OS10(conf-mon-local-1)# source interface ethernet 1/1/7-1/1/8 rx
OS10(conf-mon-local-1)# destination interface ethernet1/1/1
OS10(conf-mon-local-1)# no shut
View configured monitoring sessions
In the State field, true indicates that the port is enabled. In the Reason field, Is UP indicates that hardware resources are allocated.
OS10# show monitor session all
S.Id Source Destination Dir SrcIP DstIP DSCP TTL State Reason
----------------------------------------------------------------------
1 ethernet1/1/7 ethernet1/1/1 rx N/A N/A N/A N/A true Is UP
Remote port monitoring
Remote port monitoring monitors ingress and/or egress traffic on multiple source ports of multiple devices and forwards the monitored
traffic to multiple destination ports on different remote devices. Remote port monitoring helps network administrators monitor and analyze
traffic to troubleshoot network problems.
In a remote port monitoring session, monitored traffic is tagged with a VLAN ID and switched on a user-defined, non-routable L2 VLAN.
The VLAN is reserved to carry only monitored traffic, which is forwarded on all egress ports of the VLAN. You must configure each
intermediate switch that participates in transporting monitored traffic with the reserved L2 VLAN. Remote port monitoring supports
monitoring sessions where multiple source and destination ports distribute across multiple network devices.
Layer 2
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