-- copied from iana.org. with OPTION_ removed. 0 Reserved| 1 | CLIENTID | No | Yes | | 2 | SERVERID | No | Yes | | 3 | IA_NA | No | No | | 4 | IA_TA | No | No | | 5 | IAADDR | No | No | | 6 | ORO | No | Yes | | 7 | PREFERENCE | No | Yes | | 8 | ELAPSED_TIME | No | Yes | | 9 | RELAY_MSG | No | Yes10 Unassigned No Yes| | 11 | AUTH | No | Yes | | 12 | UNICAST | No | Yes | | 13 | STATUS_CODE | No | Yes | | 14 | RAPID_COMMIT | No | Yes | | 15 | USER_CLASS | No | Yes | | 16 | VENDOR_CLASS | NoNo[1]| No (2) | | 17 | VENDOR_OPTS | OptionalNo[1]| No (2) | | 18 | INTERFACE_ID | No | Yes | | 19 | RECONF_MSG | No | Yes | | 20 | RECONF_ACCEPT | No | Yes | | 21 | SIP_SERVER_D | Yes | Yes | | 22 | SIP_SERVER_A | Yes | Yes | | 23 | DNS_SERVERS | Yes | Yes | | 24 | DOMAIN_LIST | Yes | Yes | | 25 | IA_PD | No | No | | 26 | IAPREFIX | No | No | | 27 | NIS_SERVERS | Yes | Yes | | 28 | NISP_SERVERS | Yes | Yes | | 29 | NIS_DOMAIN_NAME | Yes | Yes | | 30 | NISP_DOMAIN_NAME | Yes | Yes | | 31 | SNTP_SERVERS | Yes | Yes | | 32 | INFORMATION_REFRESH_TIME | Required for | YesInformation-request| | | | Information- | | | | | request | | | 33 | BCMCS_SERVER_D | Yes | Yes | | 34 | BCMCS_SERVER_A | Yes | Yes35 Unassigned Yes Yes| | 36 | GEOCONF_CIVIC | Yes | Yes | | 37 | REMOTE_ID | No | Yes | | 38 | SUBSCRIBER_ID | No | Yes | | 39 | CLIENT_FQDN | Yes | Yes | | 40 | PANA_AGENT | Yes | Yes | | 41 | NEW_POSIX_TIMEZONE | Yes | Yes | | 42 | NEW_TZDB_TIMEZONE | Yes | Yes | | 43 | ERO | No | Yes | | 44 | LQ_QUERY | No | Yes | | 45 | CLIENT_DATA | No | Yes | | 46 | CLT_TIME | No | Yes | | 47 | LQ_RELAY_DATA | No | Yes | | 48 | LQ_CLIENT_LINK | No | Yes | | 49 | MIP6_HNIDF | Yes | Yes | | 50 | MIP6_VDINF | Yes | Yes | | 51 | V6_LOST | Yes | Yes | | 52 | CAPWAP_AC_V6 | Yes | Yes | | 53 | RELAY_ID | No | Yes | | 54OPTION-IPv6_Address-MoS| IPv6_Address-MoS | Yes | Yes | | 55OPTION-IPv6_FQDN-MoS| IPv6_FQDN-MoS | Yes | Yes | | 56 | NTP_SERVER | Yes | Yes | | 57 | V6_ACCESS_DOMAIN | Yes | Yes | | 58 | SIP_UA_CS_LIST | Yes | Yes | | 59 | OPT_BOOTFILE_URL | Yes | Yes | | 60 | OPT_BOOTFILE_PARAM | Yes | Yes | | 61 | CLIENT_ARCH_TYPE | No | Yes | | 62 | NII | Yes | Yes | | 63 | GEOLOCATION | Yes | Yes | | 64 | AFTR_NAME | Yes | Yes | | 65 | ERP_LOCAL_DOMAIN_NAME | Yes | Yes | | 66 | RSOO | No | Yes | | 67 | PD_EXCLUDE | Yes | Yes | | 68 | VSS | No | Yes | | 69 | MIP6_IDINF | Yes | Yes | | 70 | MIP6_UDINF | Yes | Yes | | 71 | MIP6_HNP | Yes | Yes | | 72 | MIP6_HAA | Yes | Yes | | 73 | MIP6_HAF | Yes | Yes | | 74 | RDNSS_SELECTION | YesYes| No | | 75 | KRB_PRINCIPAL_NAME | Yes | Yes | | 76 | KRB_REALM_NAME | Yes | Yes | | 77 | KRB_DEFAULT_REALM_NAME | Yes | Yes | | 78 | KRB_KDC | Yes | Yes | | 79 | CLIENT_LINKLAYER_ADDR | No | Yes | | 80 | LINK_ADDRESS | No | Yes | | 81 | RADIUS | No | Yes | | 82 | SOL_MAX_RT | Required forSolicit| Yes | | | | Solicit | | | 83 | INF_MAX_RT | Required for | YesInformation-request| | | | Information- | | | | | request | | | 84 | ADDRSEL | Yes | Yes | | 85 | ADDRSEL_TABLE | Yes | Yes | | 86 | V6_PCP_SERVER | Yes | No | | 87 | DHCPV4_MSG | No | Yes | | 88 | DHCP4_O_DHCP6_SERVER | Yes | Yes | | 89 | S46_RULE | NoNo[2]| No (3) | | 90 | S46_BR | No | No | | 91 | S46_DMR | No | Yes | | 92 | S46_V4V6BIND | No | Yes | | 93 | S46_PORTPARAMS | No | Yes | | 94 | S46_CONT_MAPE | Yes | No | | 95 | S46_CONT_MAPT | Yes | Yes | | 96 | S46_CONT_LW | Yes | Yes | | 97 | 4RD | Yes | Yes | | 98 | 4RD_MAP_RULE | Yes | Yes | | 99 | 4RD_NON_MAP_RULE | Yes | Yes | | 100 | LQ_BASE_TIME | No | Yes | | 101 | LQ_START_TIME | No | Yes | | 102 | LQ_END_TIME | No | Yes | | 103 | DHCP Captive-Portal | Yes | Yes | | 104 | MPL_PARAMETERS | YesNo| Yes | | 105 | ANI_ATT | No | Yes | | 106 | ANI_NETWORK_NAME | No | Yes | | 107 | ANI_AP_NAME | No | Yes | | 108 | ANI_AP_BSSID | No | Yes | | 109 | ANI_OPERATOR_ID | No | Yes | | 110 | ANI_OPERATOR_REALM | No | Yes | | 111 | S46_PRIORITY | Yes | Yes | | 112 | MUD_URL_V6 (TEMPORARY) | No | Yes | | 113 | V6_PREFIX64 | Yes | No | | 114 | F_BINDING_STATUS | No | Yes | | 115 | F_CONNECT_FLAGS | No | Yes | | 116 | F_DNS_REMOVAL_INFO | No | Yes | | 117 | F_DNS_HOST_NAME | No | Yes | | 118 | F_DNS_ZONE_NAME | No | Yes | | 119 | F_DNS_FLAGS | No | Yes | | 120 | F_EXPIRATION_TIME | No | Yes | | 121 | F_MAX_UNACKED_BNDUPD | No | Yes | | 122 | F_MCLT | No | Yes | | 123 | F_PARTNER_LIFETIME | No | Yes | | 124 | F_PARTNER_LIFETIME_SENT | No | Yes | | 125 | F_PARTNER_DOWN_TIME | No | Yes | | 126 | F_PARTNER_RAW_CLT_TIME | No | Yes | | 127 | F_PROTOCOL_VERSION | No | Yes | | 128 | F_KEEPALIVE_TIME | No | Yes | | 129 | F_RECONFIGURE_DATA | No | Yes | | 130 | F_RELATIONSHIP_NAME | No | Yes | | 131 | F_SERVER_FLAGS | No | Yes | | 132 | F_SERVER_STATE | No | Yes | | 133 | F_START_TIME_OF_STATE | No | Yes | | 134 | F_STATE_EXPIRATION_TIME | No | Yes | | 135 | RELAY_PORT | No | Yes136 V6_ZEROTOUCH_REDIRECT (TEMPORARY - registered Yes Yes 137-142 Unassigned| | 143OPTION-IPv6_ADDRESS-ANDSF| IPv6_Address-ANDSF | Yes | Yes144-65535 Unassigned| +---------+--------------------------+------------------+-----------+