Provided by: dhcp3-common_3.1.3-2ubuntu6_i386 bug

dhcp-options -

 (DHCP: Dynamic Host Configuration Protocol)
        DHCP

       dhcpd(8)

       dhclient(8)

:

       DHCP option  option

        DHCP

       :

       ip-address
        IP  ( 239.254.197.10)
        ( haagen.isc.org)

        IP

       int32
        32 uint32
        32 int16

       uint16
        16 int8

       uint8
        8
        8

       text
        NVT ASCII

        root-path

       option root-path "10.0.1.4:/var/tmp/rootfs";

       domain-name

        DHCP text

       flag

        true  false (on  off )

       string
        NVT ASCII
        16 :

         option dhcp-client-identifier "CLIENT-FOO";

         option dhcp-client-identifier 43:4c:49:45:54:2d:46:4f:4f;

DHCP

       dhcp-eval(5)

       :

         option my-option = expression ;

       :

         option hostname = binary-to-ascii (16, 8, "-",
                                            substring (hardware, 1, 6));

DHCP

       DHCP  IETF

       DHCP

        DHCP ()

       :

       option all-subnets-local flag;

           IP
           MTU  MTU

           true  MTU
           false  MTU

       option arp-cache-timeout uint32;

          ARP

       option bootfile-name text;

           filename BOOTP DHCP

       option boot-size uint16;

          512

       option broadcast-address ip-address;

          STD 3 (RFC1122)  3.2.1.3

       option cookie-servers ip-address [, ip-address...  ];

          RFC 865

       option default-ip-ttl uint8;

           (TTL)

       option default-tcp-ttl uint8;

           TCP
           TTL
           1

       option dhcp-client-identifier string;

           DHCP

          dhcpd

          DHCP ASCII
           ASCII  0

               option dhcp-client-identifier "foo";

               option dhcp-client-identifier "\0foo";

       option dhcp-lease-time uint32;

           (DHCPDISCOVER  DHCPREQUEST)
           IP
           (DHCPOFFER) DHCP

          dhcpd.conf(5)
           max-lease-time  default-lease-time

       option dhcp-max-message-size uint16;

           dhcp-max-message-size

          BOOTP  DHCP

       option dhcp-message text;

          DHCP  DHCPNAK DHCP

          DHCPDECLINE

       option dhcp-message-type uint8;

          DHCP  DHCP
           (RFC2132 )

                       1     DHCPDISCOVER
                       2     DHCPOFFER
                       3     DHCPREQUEST
                       4     DHCPDECLINE
                       5     DHCPACK
                       6     DHCPNAK
                       7     DHCPRELEASE
                       8     DHCPINFORM

       option dhcp-option-overload uint8;

          DHCP 'sname'  'file' DHCP

          DHCP

          :

                       1   'file'
                       2   'sname'
                       3

       option dhcp-parameter-request-list uint16;

           ISC DHCP request
           DHCP

          DHCP

       option dhcp-rebinding-time uint32;

           REBINDING

       option dhcp-renewal-time uint32;

           RENEWING

       option dhcp-requested-address ip-address;

          DHCPDISCOVER  IP

       option dhcp-server-identifier ip-address;

          DHCPOFFER  DHCPREQUEST
           DHCPACK  DHCPNAK DHCP  (: ) DHCPOFFER DHCP DHCP  DHCP
           'server identifier'
           DHCP DHCPREQUEST

           IP

          dhcpd.conf(5)
           server-identifier

       option domain-name text;

       option domain-name-servers ip-address [, ip-address...  ];

          domain-name-servers
           (STD 13, RFC 1035)

       option extensions-path text;

          RFC2132  DHCP

       option finger-server ip-address [, ip-address... ];

          Finger  Finger

       option font-servers ip-address [, ip-address...  ];

           X Window System

       option host-name string;

          (domain-name )
           RFC 1035
           ( rc.conf(5) ) dhclient-script(8)

       option ieee802-3-encapsulation flag;

           2 (RFC 894) IEEE 802.3 (RFC 1042)
           false  RFC 894

           true  RFC 1042

       option ien116-name-servers ip-address [, ip-address...  ];

          ien116-name-servers
           IEN 116

       option impress-servers ip-address [, ip-address...  ];

          impress-server
           Imagen Impress

       option interface-mtu uint16;

           MTU MTU  68

       option ip-forwarding flag;

           IP
           false  IP
           true  IP

       option irc-server ip-address [, ip-address... ];

          IRC  IRC

       option log-servers ip-address [, ip-address...  ];

          log-server  MIT-LCS UDP

       option lpr-servers ip-address  [, ip-address...  ];

          LPR
           RFC 1179

       option mask-supplier flag;

          ICMP

           false
           true

       option max-dgram-reassembly uint16;

           576

       option merit-dump text;

          NVT ASCII

       option mobile-ip-home-agent ip-address [, ip-address... ];

           IP IP

           1

       option nds-context string;

          nds-context NDS NetWare

       option nds-servers ip-address [, ip-address... ];

          nds-servers NDS  IP

       option nds-tree-name string;

          nds-tree-name NDS  NDS

       option netbios-dd-server ip-address [, ip-address...  ];

          NetBIOS  (NBDD) RFC 1001/1002  NBDD

       option netbios-name-servers ip-address [, ip-address...];

          NetBIOS   (NBNS)   RFC  1001/1002  NBNS  NetBIOS  WINS netbios-name-
          servers WINS

       option netbios-node-type uint8;

          NetBIOS
           NetBIOS over TCP/IP RFC 1001/1002

          :

          1    B :  - WINS

          2    P :  - WINS

          4    M :  -  WINS

          8    H :  - WINS

       option netbios-scope string;

          NetBIOS RFC 1001/1002
           NetBIOS over TCP/IP
           RFC1001, RFC1002, RFC1035

       option nis-domain text;

           NIS (Sun Network Information Services)

          NVT ASCII

       option nis-servers ip-address [, ip-address...  ];

           NIS  IP

       option nisplus-domain text;

           NIS+ NVT ASCII

       option nisplus-servers ip-address [, ip-address...  ];

           NIS+  IP

       option nntp-server ip-address [, ip-address... ];

          NNTP  NNTP

       option non-local-source-routing flag;

           (non-local source route)
           IP
           ( [4]  3.3.5 )
           false
           true

       option ntp-servers ip-address [, ip-address...  ];

           NTP (RFC 1035) IP

       option nwip-domain string;

          NetWare/IP  NetWare/IP

       option nwip-suboptions string;

          NetWare/IP
           RFC2242
           NetWare/IP

          NetWare/IP

       option path-mtu-aging-timeout uint32;

          RFC 1191  MTU
           ()

       option path-mtu-plateau-table uint16 [, uint16...  ];

          RFC 1191  MTU  (Path MTU Discovery)
           MTU 16
           MTU  68

       option perform-mask-discovery flag;

           ICMP

           false
           true

       option policy-filter ip-address ip-address
                         [, ip-address ip-address...];

          IP

          /

           STD 3 (RFC1122)

       option pop-server ip-address [, ip-address... ];

          POP3  POP3

       option resource-location-servers ip-address
                                     [, ip-address...];

          RFC 887

       option root-path text;

          NVT ASCII

       option router-discovery flag;

          RFC 1256  (Router Discovery)

           false
           true

       option router-solicitation-address ip-address;

       option routers ip-address [, ip-address...  ];

          routers IP

       option slp-directory-agent boolean ip-address [, ip-address... ];

          2 : 1 (Service Location Protocol Directory Agent)  IP

           true SLP IP
           false SLP SLP

          ( RFC2165 )

           slp-service-scope SLP DHCP

           SLP  NDS
           NDS
           slp-directory-agent

       option slp-service-scope boolean text;

          2 : SLP
           true SLP

          text SLP

           SLP

       option smtp-server ip-address [, ip-address... ];

          SMTP  SMTP

       option static-routes ip-address ip-address
                         [, ip-address ip-address...];

           IP

          2

           (0.0.0.0)

          routers

           IP

           IP

           DHCP DHCP

       option streettalk-directory-assistance-server ip-address
                                                  [, ip-address...];

          StreetTalk Directory Assistance (STDA)
           STDA

       option streettalk-server ip-address [, ip-address... ];

          StreetTalk
           StreetTalk

       option subnet-mask ip-address;

          RFC 950

          dhcpd

       option subnet-selection string;

          ()

          RFC3011
           118

          !

       option swap-server ip-address;

           IP

       option tcp-keepalive-garbage flag;

          TCP
           false
           true

       option tcp-keepalive-interval uint32;

           TCP  (keepalive)
           TCP  ()
           32
           0

       option tftp-server-name text;

           TFTP
           server-name BOOTP DHCP

       option time-offset int32;

          time-offset  (UTC)

       option time-servers ip-address [, ip-address...  ];

          time-server  RFC 868

       option trailer-encapsulation flag;

          ARP
           (RFC 893 [14])
           false
           true

       option uap-servers text;

           (UAP)

          URL UAP  HTTP 1.1  SSLv3
           URL

          ( http  80 https  443 )
           URL
           /uap 2  URL URL

       option user-class string;

           DHCP
           vendor-class-identifier

           DHCP

       option vendor-class-identifier string;

           DHCP
           DHCP

           DHCP :

          set vendor-class option vendor-class-identifier;

          DHCP
           set  vendor-class-identifier

          set vendor-class "SUNW.Ultra-5_10";

          vendor-class-identifier  DHCP Server vendor-encapsulated-options

          dhcpd.conf  VENDOR ENCAPSULATED OPTIONS

       option vendor-encapsulated-options string;

          vendor-encapsulated-options 1
           1
           DHCP

          DHCP

           DHCP  ( Microsoft Windows 2000 DHCP )

           dhcpd.conf  VENDOR ENCAPSULATED OPTIONS

       option www-server ip-address [, ip-address... ];

          WWW  WWW

       option x-display-manager ip-address [, ip-address...  ];

           X Window System

IETF draft-ietf-dhc-agent-options-11.txt

       DHCP  DHCP  DHCP DHCP

       ()

        2 DHCP "agent"

       option agent.circuit-id string;

          circuit-id  DHCP

          DHCP

       option agent.remote-id string;

          remote-id

           ID  ATM  ID

FQDN

        draft-ietf-dhc-fqdn-option-00.txt
        FQDN

        DNS

       option fqdn.no-client-update flag;

           true
           A

           A

       option fqdn.server-update flag;

           A
           A
           ()

       option fqdn.encoded flag;

          true
           ASCII DNS

           FQDN  DNS
           false

          fqdn.fqdn

       option fqdn.rcode1 flag;

       option fqdn.rcode2 flag;

          A  PTR DHCP  DHCP DNS

       option fqdn.fqdn text;

           '.'

        FQDN  ()

        FQDN

NetWare/IP

       RFC2242 Novell  NetWare/IP

       DHCP "nwip" :

       option nwip.nsq-broadcast flag;

          true NetWare/IP
           NetWare Nearest Server Query
           false Novell

       option nwip.preferred-dss ip-address [, ip-address... ];

          5  IP NetWare  SAP/RIP  (DSS) IP

       option nwip.nearest-nwip-server ip-address
                                    [, ip-address...];

          5  IP
           NetWare IP (Nearest NetWare IP Server)  IP

       option nwip.autoretries uint8;

          NetWare/IP  DSS

       option nwip.autoretry-secs uint8;

          NetWare/IP  DSS

       option nwip.nwip-1-1 uint8;

          true NetWare/IP  NetWare/IP
           1.1
           NetWare/IP  1.1

       option nwip.primary-dss ip-address;

          NetWare/IP  SAP/RIP (DSS)  IP
           DSS NetWare/IP
           DSS

Internet Systems Consortium DHCP

        DHCP

       DHCP

       "host-name"

       DHCP  host-name

        DHCP  "local" "local-host-name"

       DHCP  128  256

       128

        ISC DHCP  IP

       :

       option new-name code new-code = definition ;

       new-name

       new-code

       definition

       :

       option new-name code new-code = boolean ;

       on  off ( true  false)

       :

       option use-zephyr code 180 = boolean;
       option use-zephyr on;

       option new-name code new-code = sign integer width ;

       sign unsignedsigned width  8, 16, 32  bit
        2 sql-connection-max :

       option sql-connection-max code 192 = unsigned integer 16;
       option sql-connection-max 1536;

       IP

       option new-name code new-code = ip-address ;

       IP
        4 IP :

       option sql-server-address code 193 = ip-address;
       option sql-server-address sql.example.com;

       option new-name code new-code = text ;

       ASCII :

       option sql-default-connection-name code 194 = text;
       option sql-default-connection-name "PRODZA";

       option new-name code new-code = string ;

        16 0  FF :

       option sql-identification-token code 195 = string;
       option sql-identification-token 17:23:19:a6:42:ea:99:7c:22;

       option new-name code new-code = encapsulate identifier ;

       identifier

        DHCP   vendor-encapsulated-options   netware-suboptions   relay-agent-
       information

       option space local;
       option local.demo code 1 = text;
       option local-encapsulation code 197 = encapsulate local;
       option local.demo "demo";

       :

       option kerberos-servers code 200 = array of ip-address;
       option kerberos-servers 10.20.10.1, 10.20.11.1;

       :

       option contrived-001 code 201 = { boolean, integer 32, text };
       option contrived-001 on 1772 "contrivance";

       :

       option new-static-routes code 201 = array of {
            ip-address, ip-address, ip-address, integer 8 };
       option static-routes
            10.0.0.0 255.255.255.0 net-0-rtr.example.com 1,
            10.0.1.0 255.255.255.0 net-1-rtr.example.com 1,
            10.2.0.0 255.255.224.0 net-2-0-rtr.example.com 3;

DHCP vendor-encapsulated-options

        DHCP vendor-encapsulated-options

       1
        1

       ()

       2 1
        16 :

       option vendor-encapsulated-options
           2:4:AC:11:41:1:
           3:12:73:75:6e:64:68:63:70:2d:73:65:72:76:65:72:31:37:2d:31:
           4:12:2f:65:78:70:6f:72:74:2f:72:6f:6f:74:2f:69:38:36:70:63;

        2 DHCP

        4 :

       vendor-encapsulated-options

       option space :

       option space name ;

        name :

       option space SUNW;
       option SUNW.server-address code 2 = ip-address;
       option SUNW.server-name code 3 = text;
       option SUNW.root-path code 4 = text;

       2

        vendor-class-identifier

       class "vendor-classes" {
         match option vendor-class-identifier;
       }

       option SUNW.server-address 172.17.65.1;
       option SUNW.server-name "sundhcp-server17-1";

       subclass "vendor-classes" "SUNW.Ultra-5_10" {
         vendor-option-space SUNW;
         option SUNW.root-path "/export/root/sparc";
       }

       subclass "vendor-classes" "SUNW.i86pc" {
         vendor-option-space SUNW;
         option SUNW.root-path "/export/root/i86pc";
       }

       vendor-option-space vendor-encapsulated-options SUNW DHCP

dhclient.conf(5), dhcp-eval(5),

       dhclient(8), RFC2132, RFC2131

Internet Systems Consortium DHCP Distribution

       Vixie  Labs  Ted  Lemon  Internet  Systems  Consortium Internet Systems
       Consortium https://www.isc.org

                                                              dhcpd-options(5)