21_syslog.png shows the Syslog setting in the system Monitoring and Alerts are.
Reading from top to bottom are the following components:
The label Syslog and to its right, the Save button
The TCP option
The UDP option
The Syslog Destinations label and to its right, a field for entering IP addresses and ports. Separate each IP address and port with a space. Following the IP address, include a colon before the port.