This morning, there were big problems at work because an SNMP trap didn\'t \"go through\" because SNMP is run over UDP. I remember from the networking class in college that
Check out O'Reilly's writings on SNMP: https://library.oreilly.com/book/9780596008406/essential-snmp/18.xhtml
One advantage of using UDP for SNMP traps is that you can direct UDP to a broadcast address, and then field them with multiple management stations on that subnet.