# Cisco L3 Switch Log Integration

**Log Integration Guide**

**Log Integration procedure:**

To forward logs, make the following configuration.

1. **Login to the CLI Terminal**
2. **Switch to Global Configuration mode.**

Enter the following command:

**config t**

`device# config t`

1. **Enable logging if it Is not enabled.**

Enter the following command:

**logging on**

`device(config)# logging on`

1. **Configure Syslog Forwarding**

Enter the following command:

**logging host X.X.X.X transport udp port 12515**

`device(config)# logging host 10.20.100.161 transport udp port 12515`

Replace X.X.X.X with Log Collector IP of specific branch with the Port Number same as above.

1. **Configure Severity level.**

Enter the following command:

**Logging trap debugging**

`device(config)# logging trap debugging`

1. **Select the Source Interface**

Enter the following command:

**Logging source-interface xxx**

`device(config)# logging source-interface vlan10`

Replace xxx with the source interface switch uses to send syslog packets.

This sets the source IP address for syslog packets that originate from the Switch. By default, packets originate from the interface closest to the destination.

1. **Exit the Configuration mode.**

Type **end**

`device(config)# end`

1. **Save the configuration.**

Type **write memory**

`device# write memory`