当付録は TCPオプション の簡潔な記述で、正式に認められているオプションの全てを網羅している。これらの参照先とナンバー規定は Internet Assigned Numbers Authority の WEB サイトからダウンロードできる。マスターファイルは ここ で見ることができる。無用なアクセスや連絡で迷惑を掛けないようにとの配慮から、リスト内の個人情報は削除した。
Table D-1. TCPオプション
| Copy | Class | Number | 値 | 名称 | 参照先 |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | EOOL - End of Options List | [RFC791, JBP] |
| 0 | 0 | 1 | 1 | NOP - No Operation | [RFC791, JBP] |
| 1 | 0 | 2 | 130 | SEC - Security | [RFC1108] |
| 1 | 0 | 3 | 131 | LSR - Loose Source Route | [RFC791, JBP] |
| 0 | 2 | 4 | 68 | TS - Time Stamp | [RFC791, JBP] |
| 1 | 0 | 5 | 133 | E-SEC - Extended Security | [RFC1108] |
| 1 | 0 | 6 | 134 | CIPSO - Commercial Security | [???] |
| 0 | 0 | 7 | 7 | RR - Record Route | [RFC791, JBP] |
| 1 | 0 | 8 | 136 | SID - Stream ID | [RFC791, JBP] |
| 1 | 0 | 9 | 137 | SSR - Strict Source Route | [RFC791, JBP] |
| 0 | 0 | 10 | 10 | ZSU - Experimental Measurement | [ZSu] |
| 0 | 0 | 11 | 11 | MTUP - MTU Probe | [RFC1191]* |
| 0 | 0 | 12 | 12 | MTUR - MTU Reply | [RFC1191]* |
| 1 | 2 | 13 | 205 | FINN - Experimental Flow Control | [Finn] |
| 1 | 0 | 14 | 142 | VISA - Experimental Access Control | [Estrin] |
| 0 | 0 | 15 | 15 | ENCODE - ??? | [VerSteeg] |
| 1 | 0 | 16 | 144 | IMITD - IMI Traffic Descriptor | [Lee] |
| 1 | 0 | 17 | 145 | EIP - Extended Internet Protocol | [RFC1385] |
| 0 | 2 | 18 | 82 | TR - Traceroute | [RFC1393] |
| 1 | 0 | 19 | 147 | ADDEXT - Address Extension | [Ullmann IPv7] |
| 1 | 0 | 20 | 148 | RTRALT - Router Alert | [RFC2113] |
| 1 | 0 | 21 | 149 | SDB - Selective Directed Broadcast | [Graff] |
| 1 | 0 | 22 | 150 | NSAPA - NSAP Addresses | [Carpenter] |
| 1 | 0 | 23 | 151 | DPS - Dynamic Packet State | [Malis] |
| 1 | 0 | 24 | 152 | UMP - Upstream Multicast Pkt. | [Farinacci] |