What does X.400 stand for?
X.400 stands for "CCITT Message Handling Protocol"
How to abbreviate "CCITT Message Handling Protocol"?
"CCITT Message Handling Protocol" can be abbreviated as X.400
What is the meaning of X.400 abbreviation?
The meaning of X.400 abbreviation is "CCITT Message Handling Protocol"
What does X.400 mean?
X.400 as abbreviation means "CCITT Message Handling Protocol"