Reference record for OID 2.1.1

Description

Basic Encoding Rules (BER)

Full description and source information

Parent

2.1 (asn1)

Node code

Node names

basic-encoding
ber
ccr-basic-encoding

Numeric OID

2.1.1

URN notation

urn:oid:2.1.1

ASN.1 notation

{2 1 1}

{joint-iso-itu-t(2) asn1(1) basic-encoding(1)}
{joint-iso-itu-t(2) asn1(1) ber(1)}
{joint-iso-itu-t(2) asn1(1) ccr-basic-encoding(1)}
{joint-iso-ccitt(2) asn1(1) basic-encoding(1)}
{joint-iso-ccitt(2) asn1(1) ber(1)}
{joint-iso-ccitt(2) asn1(1) ccr-basic-encoding(1)}

OID-IRI notation

/2/1/1
/Joint-ISO-ITU-T/ASN.1/1
/Joint-ISO-ITU-T/1/1

Named path variants

/joint-iso-itu-t/asn1/basic-encoding
/joint-iso-itu-t/asn1/ber
/joint-iso-itu-t/asn1/ccr-basic-encoding
/joint-iso-ccitt/asn1/basic-encoding
/joint-iso-ccitt/asn1/ber
/joint-iso-ccitt/asn1/ccr-basic-encoding

Descriptions

Descriptions may differ between sources. The primary description is shown first.

Primary description: OID Repository

Basic Encoding Rules (BER)
View at oid-base.com

See Rec. ITU-T X.690 | ISO/IEC 8825-1.

Source records

ber

Status in source: unspecified.

Names: ber

Technical details

{
  "smi_kind": "OBJECT IDENTIFIER",
  "definition": [
    "ber",
    "OBJECT",
    "IDENTIFIER",
    "::=",
    "{",
    "joint-iso-itu-t",
    "asn1",
    "(",
    "1",
    ")",
    "basic-encoding",
    "(",
    "1",
    ")",
    "}"
  ]
}

ITU official formal descriptions · Publisher's source file: ASN1-Object-Identifier-Module.asn
Module: ASN1-Object-Identifier-Module
Published definition
```
ber OBJECT IDENTIFIER ::=
  {joint-iso-itu-t asn1(1) basic-encoding(1)}
```
· Download ASN1-Object-Identifier-Module.asn
Source location: ASN1-Object-Identifier-Module::ber.
Source version and references

Published package: ITU-T X.680 2002; file: ASN1-Object-Identifier-Module.asn.

Downloaded: 2026-10-19T21:40:48.078669+00:00.
ITU official formal descriptions · Publisher's source file: ASN1-Object-Identifier-Module.asn
Module: ASN1-Object-Identifier-Module
Published definition
```
ber OBJECT IDENTIFIER ::= 
	{ joint-iso-itu-t asn1(1) basic-encoding(1) }
```
· Download ASN1-Object-Identifier-Module.asn
Source location: ASN1-Object-Identifier-Module::ber.
Source version and references

Published package: ITU-T X.680 2008; file: ASN1-Object-Identifier-Module.asn.

Downloaded: 2026-10-19T21:40:48.129716+00:00.

ccr-basic-encoding

Status in source: unspecified.

Names: ccr-basic-encoding

Technical details

{
  "smi_kind": "OBJECT IDENTIFIER",
  "definition": [
    "ccr-basic-encoding",
    "OBJECT",
    "IDENTIFIER",
    "::=",
    "{",
    "joint-iso-itu-t",
    "asn1",
    "(",
    "1",
    ")",
    "basic-encoding",
    "(",
    "1",
    ")",
    "}"
  ]
}

ITU official formal descriptions · Publisher's source file: CCR.asn
Module: CCR
Published definition
```
ccr-basic-encoding OBJECT IDENTIFIER ::=
  {joint-iso-itu-t asn1(1) basic-encoding(1)}
```
Module imports
```
{'ACSE-1': ['AE-title']}
```
· Download CCR.asn
Source location: CCR::ccr-basic-encoding.
Source version and references

Published package: ITU-T X.852 1997; file: CCR.asn.

Downloaded: 2026-10-19T21:40:59.398647+00:00.

First Registration Authority (inferred from ancestor 2.1)

G. Taylor & K. Rayner

Current Registration Authority

The ASN.1 Working Group at ITU-T | ISO/IEC

Siblings (10)

OID	Name	Direct children	Descendants	Description
2.1.0	specification	2	10	Modules, types and other objects defined within the ASN.1 standard
2.1.2	ber-derived	2	2	Ccanonical (CER) and distinguished (DER) variants of the Basic Encoding Rules (BER)
2.1.3	packed-encoding	2	6	Variants of PER (Packed Encoding Rules)
2.1.4	ecn	1	20	Rec. ITU-T X.692 \| ISO/IEC 8825-3: Information technology - ASN.1 encoding rules - Specification of Encoding Control Notation (…
2.1.5	xml-encoding	3	5	XER (XML Encoding Rules for ASN.1)
2.1.6	oer-encoding	2	2	Variants of the Octet Encoding Rules (OER)
2.1.10	generic-applications	2	11	Rec. ITU-T X.890 \| ISO/IEC 24824 series of standards: Information technology - Generic Applications of ASN.1
2.1.123	examples	0	0	Examples
2.1.840	840	1	11
2.1.999	999	1	1