2.6.1.5.1 - Languages Heading Extension

OID value: 2.6.1.5.1

OID description:
The Languages heading extension identifies the languages used in the composition of the IPM's Subject heading field and Body. The extension comprises a Set of zero or more Printable Strings, each one of the two-character language codes identified by ISO 639[.2|]. If the extension is absent from the Extensions heading field or no languages are indicated, the languages shall be considered unspecified.

See also the OID Repository website reference for 2.6.1.5.1

Superior references

• 2.6.1.5 - X.400/ISO-10021 IPMS Extended Heading fields
• 2.6.1 - X.400 Interpersonal Messaging
• 2.6 - X.400 Messaging services
• 2 - ISO/ITU-T jointly assigned OIDs
• Top of OID tree