Hello,
I have DHCP server 10.10.1.1, network 10.10.1.2-254, dns 10.10.1.1. I add option 249 with value 080a0a0a0101. With this value dhcp client (win xp) not receive gateway and dns settings. Please help me.
Windump result
04:08:50.506891 IP (tos 0x0, ttl 128, id 39099, offset 0, flags [none], proto: U
DP (17), length: 328) 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from
00:02:b3:b6:9a:7c, length 300, xid 0x93cc2d65, Flags [ none ]
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: Discover
NOAUTO Option 116, length 1: Y
Client-ID Option 61, length 7: ether 00:02:b3:b6:9a:7c
Requested-IP Option 50, length 4: 10.5.0.222
Hostname Option 12, length 4: "LZIX"
Vendor-Class Option 60, length 8: "MSFT 5.0"
Parameter-Request Option 55, length 11:
Subnet-Mask, Domain-Name, Default-Gateway, Domain-Name-Server
Netbios-Name-Server, Netbios-Node, Netbios-Scope, Router-Discovery
Static-Route, Option 249, Vendor-Option
04:08:51.022336 IP (tos 0x0, ttl 16, id 0, offset 0, flags [none], proto: UDP (
17), length: 328) 10.0.0.1.67 > 10.10.1.11.68: BOOTP/DHCP, Reply, length 300, xi
d 0x93cc2d65, Flags [ none ]
Your-IP 10.10.1.11
Server-IP 10.0.0.1
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: Offer
Server-ID Option 54, length 4: 10.0.0.1
Lease-Time Option 51, length 4: 3600
Subnet-Mask Option 1, length 4: 255.255.255.0
Default-Gateway Option 3, length 4: 10.10.1.1
Domain-Name-Server Option 6, length 8: 10.10.1.1,10.10.1.1
T249 Option 249, length 12: 808988769,811675745,808529969
04:08:51.022503 IP (tos 0x0, ttl 128, id 39128, offset 0, flags [none], proto: U
DP (17), length: 332) 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from
00:02:b3:b6:9a:7c, length 304, xid 0x93cc2d65, Flags [ none ]
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: Request
Client-ID Option 61, length 7: ether 00:02:b3:b6:9a:7c
Requested-IP Option 50, length 4: 10.10.1.11
Server-ID Option 54, length 4: 10.0.0.1
Hostname Option 12, length 4: "LZIX"
FQDN Option 81, length 8: "LZIX."
Vendor-Class Option 60, length 8: "MSFT 5.0"
Parameter-Request Option 55, length 11:
Subnet-Mask, Domain-Name, Default-Gateway, Domain-Name-Server
Netbios-Name-Server, Netbios-Node, Netbios-Scope, Router-Discovery
Static-Route, Option 249, Vendor-Option
04:08:51.034328 IP (tos 0x0, ttl 16, id 0, offset 0, flags [none], proto: UDP (
17), length: 328) 10.0.0.1.67 > 10.10.1.11.68: BOOTP/DHCP, Reply, length 300, xi
d 0x93cc2d65, Flags [ none ]
Your-IP 10.10.1.11
Server-IP 10.0.0.1
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: ACK
Server-ID Option 54, length 4: 10.0.0.1
Lease-Time Option 51, length 4: 3600
Subnet-Mask Option 1, length 4: 255.255.255.0
Default-Gateway Option 3, length 4: 10.10.1.1
Domain-Name-Server Option 6, length 8: 10.10.1.1,10.10.1.1
T249 Option 249, length 12: 808988769,811675745,808529969
04:08:54.035240 IP (tos 0x0, ttl 128, id 39132, offset 0, flags [none], proto: U
DP (17), length: 328) 10.10.1.11.68 > 10.0.0.1.67: BOOTP/DHCP, Request from 00:0
2:b3:b6:9a:7c, length 300, xid 0xd389fe0c, Flags [ none ]
Client-IP 10.10.1.11
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: Request
Client-ID Option 61, length 7: ether 00:02:b3:b6:9a:7c
Hostname Option 12, length 4: "LZIX"
FQDN Option 81, length 8: "LZIX."
Vendor-Class Option 60, length 8: "MSFT 5.0"
Parameter-Request Option 55, length 11:
Subnet-Mask, Domain-Name, Default-Gateway, Domain-Name-Server
Netbios-Name-Server, Netbios-Node, Netbios-Scope, Router-Discovery
Static-Route, Option 249, Vendor-Option
04:08:54.046816 IP (tos 0x0, ttl 16, id 0, offset 0, flags [none], proto: UDP (
17), length: 328) 10.0.0.1.67 > 10.10.1.11.68: BOOTP/DHCP, Reply, length 300, xi
d 0xd389fe0c, Flags [ none ]
Client-IP 10.10.1.11
Your-IP 10.10.1.11
Server-IP 10.0.0.1
Client-Ethernet-Address 00:02:b3:b6:9a:7c
Vendor-rfc1048 Extensions
Magic Cookie 0x63825363
DHCP-Message Option 53, length 1: ACK
Server-ID Option 54, length 4: 10.0.0.1
Lease-Time Option 51, length 4: 3600
Subnet-Mask Option 1, length 4: 255.255.255.0
Default-Gateway Option 3, length 4: 10.10.1.1
Domain-Name-Server Option 6, length 8: 10.10.1.1,10.10.1.1
T249 Option 249, length 12: 808988769,811675745,808529969
route print
G:\Documents and Settings\Администратор>route PRINT
===========================================================================
Список интерфейсов
0x1 ........................... MS TCP Loopback interface
0x10003 ...00 1d 7d 96 c3 72 ...... Realtek RTL8169/8110 Family Gigabit Ethernet
NIC
0x10004 ...00 02 b3 b6 9a 7c ...... Intel® PRO/100 S рфряЄхЁ Ёрсюўхую ёЄюыр
===========================================================================
===========================================================================
Активные маршруты:
Сетевой адрес Маска сети Адрес шлюза Интерфейс Метрика
10.0.0.0 255.0.0.0 10.10.1.11 10.10.1.11 20
10.10.1.11 255.255.255.255 127.0.0.1 127.0.0.1 20
10.255.255.255 255.255.255.255 10.10.1.11 10.10.1.11 20
127.0.0.0 255.0.0.0 127.0.0.1 127.0.0.1 1
224.0.0.0 240.0.0.0 10.10.1.11 10.10.1.11 20
255.255.255.255 255.255.255.255 10.10.1.11 10003 1
255.255.255.255 255.255.255.255 10.10.1.11 10.10.1.11 1
===========================================================================
Постоянные маршруты:
Отсутствует
G:\Documents and Settings\Администратор>