| RFC | Status | Reference | Notes |
|---|---|---|---|
| 2923 | Informational | K. Lahey (September 2000). TCP Problems with Path MTU Discovery. Network Working Group. doi:10.17487/RFC2923. RFC 2923. | |
| 2928 | Informational | R. Hinden; S. Deering; R. Fink; T. Hain (September 2000). Initial IPv6 Sub-TLA ID Assignments. Network Working Group. doi:10.17487/RFC2928. RFC 2928. |
