SPAN/Port Mirror Configuration Reference

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Cisco

IOS / IOS XE

1. Enter Configuration Mode:

   Switch# configure terminal

2. Define the Monitor Session Number and Input (Source):

   Switch(config)# monitor session <SESSION_NUMBER> source [interface <INTERFACE_NAME> | vlan <VLAN_ID>] both

3. Specify the Output (Destination) Interface:

   Switch(config)# monitor session <SESSION_NUMBER> destination interface <INTERFACE_NAME>

4. Save the Configuration:

   Switch(config)# end
   Switch# copy running-config startup-config

NX-OS

1. Enter Configuration Mode:

   switch# configure terminal

2. Define the Monitor Session Number and Input (Source):

   switch(config)# monitor session <SESSION_NUMBER> type local
   switch(config-monitor)# source [interface <INTERFACE_NAME> | vlan <VLAN_ID>] <INTERFACE_NAME> both

3. Specify the Output (Destination) Interface:

   switch(config-monitor)# destination interface <INTERFACE_NAME>

4. Save the Configuration:

   switch(config-monitor)# no shut
   switch(config-monitor)# exit
   switch(config)# exit
   switch# copy running-config startup-config

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Juniper

Junos OS

1. Enter Configuration Mode:

   user@device> configure

2. Define the Analyzer Name and Input (Source):

   user@device# set forwarding-options analyzer <ANALYZER_NAME> input ingress interface [<INTERFACE_NAME> | vlan.<VLAN_ID>]
   user@device# set forwarding-options analyzer <ANALYZER_NAME> input egress interface [<INTERFACE_NAME> | vlan.<VLAN_ID>]

3. Specify the Output (Destination) Interface:

   user@device# set forwarding-options analyzer <ANALYZER_NAME> output interface <INTERFACE_NAME>

4. Commit the Configuration:

   user@device# commit

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Dell

Dell Networking OS (DNOS)

1. Enter Configuration Mode:

   switch# configure

2. Create the SPAN Session:

   switch(config)# monitor session <SESSION_NUMBER>
   switch(config-mon)# source interface <INTERFACE_NAME> both

3. Specify the Destination Port:

   switch(config-mon)# destination interface <INTERFACE_NAME>

4. Activate the Session (if necessary):

   switch(config-mon)# no shutdown

5. Exit and Save Configuration:

   switch(config-mon)# end
   switch# write memory

Dell PowerConnect OS

1. Enter Configuration Mode:

   switch# configure

2. Define the Source Port:

   switch(config)# mirror <SOURCE_INTERFACE>

3. Define the Destination Port:

   switch(config)# ethernet <DESTINATION_INTERFACE>
   switch(config-if)# port monitor <SOURCE_INTERFACE>

4. Save the Configuration:

   switch(config)# exit
   switch# write memory

Dell EMC OS10

1. Enter Configuration Mode:

   switch# configure terminal

2. Create the SPAN Session:

   switch(config)# monitor session <SESSION_NUMBER> type local
   switch(config-monitor)# source [interface <INTERFACE_NAME> | vlan <VLAN_ID>] both

3. Specify the Destination Port:

   switch(config-monitor)# destination interface <INTERFACE_NAME>

4. Activate the Session (if necessary):

   switch(config-monitor)# no shutdown

5. Exit and Save Configuration:

   switch(config-monitor)# end
   switch# write memory

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HP

HP ProVision (ArubaOS-Switch)

1. Enter Configuration Mode:

   switch# configure terminal

2. Define the Source Port:

   switch(config)# mirror-port <SOURCE_INTERFACE>

3. Define the Destination Port:

   switch(config)# interface <DESTINATION_INTERFACE>
   switch(eth-<DESTINATION_INTERFACE>)# monitor

4. Save the Configuration:

   switch(config)# write memory

HP Comware

1. Enter System View:

   <HP> system-view

2. Create a Local Mirroring Group:

   [HP] mirroring-group <GROUP_NUMBER> local

3. Add Sources to the Mirroring Group:

   • Interfaces:

     [HP] interface <SOURCE_INTERFACE>
     [HP-if] port-mirroring to interface <DESTINATION_INTERFACE> both

   • VLANs:

     [HP] mirroring-group <GROUP_NUMBER> vlan <VLAN_ID> both

4. Specify the Mirroring Group's Destination Port:

   [HP] mirroring-group <GROUP_NUMBER> mirroring-port <DESTINATION_INTERFACE>

5. Save the Configuration:

   [HP] save

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