Arctic Wolf Appliances

Juniper EX Switch Port Mirroring Configuration

Updated Jul 31, 2023

Configure Juniper EX Switch Port Mirroring
- Before you begin
- Steps
See also

Configure Juniper EX Switch Port Mirroring

Juniper EX switches can be configured for port mirroring, allowing you to copy network traffic to an Arctic Wolf® device.

Before you begin

The ingress interface should be the uplink interface to your firewall.
The egress interface should be the uplink interface to your firewall.
The output interface should be the interface to the Arctic Wolf device.

Steps

Sign in to your Juniper switch.
To access the command-line, enter the following command:
```
cli
```
To verify the current analyzer configuration, run the following command:
```
show analyzer
```
To enter configuration mode, run the following command:
```
configure
```
To edit the forwarding-options configuration, run the following command:
```
edit forwarding-options
```

To add port mirroring, run the following commands:

set analyzer AWN-monitor input ingress interface ge-0/0/0.0
set analyzer AWN-monitor input egress interface ge-0/0/0.0
set analyzer AWN-monitor loss-priority high
set analyzer AWN-monitor output interface ge-0/0/1.0

To save the configuration, run the following command:
```
commit
```
To verify the analyzer changes, run the following command:
```
show analyzer
```

See also