rfc9171v6.txt | rfc9171.txt | |||
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skipping to change at line 1041 ¶ | skipping to change at line 1041 ¶ | |||
4.2.5.2. Node ID | 4.2.5.2. Node ID | |||
For many purposes of the Bundle Protocol, it is important to identify | For many purposes of the Bundle Protocol, it is important to identify | |||
the node that is operative in some context. | the node that is operative in some context. | |||
As discussed in Section 3.1, nodes are distinct from endpoints; | As discussed in Section 3.1, nodes are distinct from endpoints; | |||
specifically, an endpoint is a set of zero or more nodes. But rather | specifically, an endpoint is a set of zero or more nodes. But rather | |||
than define a separate namespace for node identifiers, we instead use | than define a separate namespace for node identifiers, we instead use | |||
endpoint identifiers to identify nodes as discussed in Section 3.2. | endpoint identifiers to identify nodes as discussed in Section 3.2. | |||
The EID of any singleton endpoint may serve as a "node ID" | Formally: | |||
identifying the node that is the sole member of that endpoint. | ||||
* Every node is, by definition, permanently registered in the | ||||
singleton endpoint at which administrative records are delivered | ||||
to its application agent's administrative element, termed the | ||||
node's "administrative endpoint". | ||||
* As such, the EID of a node's administrative endpoint SHALL | ||||
uniquely identify that node. | ||||
* The EID of any singleton endpoint is allowed to serve as a "node | ||||
ID" identifying the node that is the sole member of that endpoint. | ||||
4.2.6. DTN Time | 4.2.6. DTN Time | |||
A DTN time is an unsigned integer indicating the number of | A DTN time is an unsigned integer indicating the number of | |||
milliseconds that have elapsed since the DTN Epoch, 2000-01-01 | milliseconds that have elapsed since the DTN Epoch, 2000-01-01 | |||
00:00:00 +0000 (UTC). DTN time is not affected by leap seconds. | 00:00:00 +0000 (UTC). DTN time is not affected by leap seconds. | |||
Each DTN time SHALL be represented as a CBOR unsigned integer item. | Each DTN time SHALL be represented as a CBOR unsigned integer item. | |||
Implementers need to be aware that DTN time values conveyed in CBOR | Implementers need to be aware that DTN time values conveyed in CBOR | |||
encoding in bundles will nearly always exceed (2^32 - 1); the manner | encoding in bundles will nearly always exceed (2^32 - 1); the manner | |||
skipping to change at line 2444 ¶ | skipping to change at line 2454 ¶ | |||
Change controller: IETF (iesg@ietf.org) | Change controller: IETF (iesg@ietf.org) | |||
Reference: [RFC9171] | Reference: [RFC9171] | |||
10. References | 10. References | |||
10.1. Normative References | 10.1. Normative References | |||
[BPSEC] Birrane, III, E. and K. McKeever, "Bundle Protocol | [BPSEC] Birrane, III, E. and K. McKeever, "Bundle Protocol | |||
Security Specification", RFC 9172, DOI 10.17487/RFC9172, | Security (BPSec)", RFC 9172, DOI 10.17487/RFC9172, January | |||
January 2022, <https://www.rfc-editor.org/info/rfc9172>. | 2022, <https://www.rfc-editor.org/info/rfc9172>. | |||
[CRC16] ITU-T, "X.25: Interface between Data Terminal Equipment | [CRC16] ITU-T, "X.25: Interface between Data Terminal Equipment | |||
(DTE) and Data Circuit-terminating Equipment (DCE) for | (DTE) and Data Circuit-terminating Equipment (DCE) for | |||
terminals operating in the packet mode and connected to | terminals operating in the packet mode and connected to | |||
public data networks by dedicated circuit", p. 9, | public data networks by dedicated circuit", p. 9, | |||
Section 2.2.7.4, ITU-T Recommendation X.25, October 1996, | Section 2.2.7.4, ITU-T Recommendation X.25, October 1996, | |||
<https://www.itu.int/rec/T-REC-X.25-199610-I/>. | <https://www.itu.int/rec/T-REC-X.25-199610-I/>. | |||
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate | [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate | |||
Requirement Levels", BCP 14, RFC 2119, | Requirement Levels", BCP 14, RFC 2119, | |||
End of changes. 2 change blocks. | ||||
4 lines changed or deleted | 14 lines changed or added | |||
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