Private Enterprise Numbers (PENs) are created and maintained by the
Internet Assigned Numbers Authority
The Internet Assigned Numbers Authority (IANA) is a standards organization that oversees global IP address allocation, autonomous system number allocation, root zone management in the Domain Name System (DNS), media types, and other Interne ...
(
IANA
The Internet Assigned Numbers Authority (IANA) is a standards organization that oversees global IP address allocation, autonomous system number allocation, root zone management in the Domain Name System (DNS), media types, and other Interne ...
) in a public registry, including a publicly revealed email address and "contact name". Any private enterprise (organization) may request, at no cost, a Private Enterprise Number (PEN) to be assigned. All applications are reviewed manually, and the requirements are not explicitly documented. Although the list of PENs includes contact names like "Engineering MIB Administrator", IANA may reject applications if the contact name doesn't 'look like' it corresponds to a real person.
Enterprise numbers are commonly used in the
Management Information Base
A management information base (MIB) is a database used for managing the entities in a communication network. Most often associated with the Simple Network Management Protocol (SNMP), the term is also used more generically in contexts such as in ...
(MIB) associated with the
Simple Network Management Protocol
Simple Network Management Protocol (SNMP) is an Internet Standard protocol for collecting and organizing information about managed devices on IP networks and for modifying that information to change device behaviour. Devices that typically ...
(SNMP), in vendor suboptions of the
Dynamic Host Configuration Protocol
The Dynamic Host Configuration Protocol (DHCP) is a network management protocol used on Internet Protocol (IP) networks for automatically assigning IP addresses and other communication parameters to devices connected to the network using a cli ...
(DHCP), in
Lightweight Directory Access Protocol
The Lightweight Directory Access Protocol (LDAP ) is an open, vendor-neutral, industry standard application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network. Directory servi ...
(LDAP), RADIUS
Vendor-specific attributes
In classical geometry, a radius (plural, : radii) of a circle or sphere is any of the line segments from its Centre (geometry), center to its perimeter, and in more modern usage, it is also their length. The name comes from the latin ''radius'', ...
, PFCP
Vendor Specific IEs and in syslog structured data (RFC 5424).
See also
*
Object identifier
In computing, object identifiers or OIDs are an identifier mechanism standardized by the International Telecommunication Union (ITU) and ISO/IEC for naming any object, concept, or "thing" with a globally unambiguous persistent name.
Syntax and lex ...
External links
IANA Private Enterprise Numbers
Identifiers
Network management