validity
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... URN Resolution Application ([6]): "S" and "A". No other Flags are
valid.
Both are for terminal ...
... DDDS application to define the syntax of allowable service strings.
The syntax here is expanded to allow the characters that are valid in
any URI scheme name (see [8 ...
...
The protocol identifiers valid for the "app-protocol" production are
standard, registered protocols; see section 7 for instructions on
...
... Valid Rules ...
... Valid Databases ...
...
o use an S-NAPTR resolution routine that finds *all* valid servers
for the required application service and protocol from the
...
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The IETF takes no position regarding the validity or scope of any
Intellectual Property Rights or other rights that might be claimed to
...