About: mail transfer protocol smtp

Premodifier: mail transfer protocol
Head noun: smtp

Same concepts

Broader concepts

label	provenance	confidence
application layer protocol	isap:458819637	0.751649
mail server	isap:306574636	0.648629
external messaging system	isap:303083178	0.555423
protocol	isap:458819626	0.529109
service	isap:12122038	0.520045
standard	isap:456101563	0.508824

Narrower concepts

label	provenance	confidence