OID value: 1.3.6.1.2.1.1.1
OID description:
sysDescr OBJECT-TYPE SYNTAX DisplayString (SIZE (0..255)) ACCESS read-only STATUS mandatory DESCRIPTION "A textual description of the entity. This value should include the full name and version identification of the system's hardware type, software operating-system, and networking software. It is mandatory that this only contain printable ASCII characters." ::= { system 1 }
See also the OID Repository website reference for 1.3.6.1.2.1.1.1