это стенд, пробывали не одно систему
вот tcpdump на сервере
#tcpdump -nn -s 0 -v port 67 or port 68
Код:
11:04:42.764961 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 328)
10.9.17.250.67 > 10.9.17.200.67: BOOTP/DHCP, Reply, length 300, hops 1, xid 0xed964037, Flags [none]
<------> Your-IP 10.9.8.1
<------> Gateway-IP 10.9.17.200
<------> Client-Ethernet-Address 00:69:00:12:12:0c
<------> Vendor-rfc1048 Extensions
<------> Magic Cookie 0x63825363
<------> DHCP-Message Option 53, length 1: ACK
<------> Server-ID Option 54, length 4: 10.9.8.250
<------> Lease-Time Option 51, length 4: 120
<------> Subnet-Mask Option 1, length 4: 255.255.255.0
<------> Default-Gateway Option 3, length 4: 10.9.8.254
<------> Domain-Name-Server Option 6, length 4: 10.9.0.254
<------> Agent-Information Option 82, length 18:.
<------> Circuit-ID SubOption 1, length 6: ^@^D^@^K^@^A
<------> Remote-ID SubOption 2, length 8: ^A^FM-p}hM-3M-T'
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11:05:17.097022 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 328)
10.9.17.250.67 > 10.9.17.200.67: BOOTP/DHCP, Reply, length 300, hops 1, xid 0x8f85e6c9, Flags [none]
<------> Your-IP 10.9.8.1
<------> Gateway-IP 10.9.17.200
<------> Client-Ethernet-Address 00:69:00:12:12:0c
<------> Vendor-rfc1048 Extensions
<------> Magic Cookie 0x63825363
<------> DHCP-Message Option 53, length 1: Offer
<------> Server-ID Option 54, length 4: 10.9.8.250
<------> Lease-Time Option 51, length 4: 120
<------> Subnet-Mask Option 1, length 4: 255.255.255.0
<------> Default-Gateway Option 3, length 4: 10.9.8.254
<------> Domain-Name-Server Option 6, length 4: 10.9.0.254
<------> Agent-Information Option 82, length 18:.
<------> Circuit-ID SubOption 1, length 6: ^@^D^@^K^@^A
<------> Remote-ID SubOption 2, length 8: ^A^FM-p}hM-3M-T'
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11:06:20.953316 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 328)
10.9.17.250.67 > 10.9.17.200.67: BOOTP/DHCP, Reply, length 300, hops 1, xid 0x3ec154e7, Flags [Broadcast]
<------> Your-IP 10.9.8.1
<------> Gateway-IP 10.9.17.200
<------> Client-Ethernet-Address 00:69:00:12:12:0c
<------> Vendor-rfc1048 Extensions
<------> Magic Cookie 0x63825363
<------> DHCP-Message Option 53, length 1: ACK
<------> Server-ID Option 54, length 4: 10.9.8.250
<------> Lease-Time Option 51, length 4: 120
<------> Subnet-Mask Option 1, length 4: 255.255.255.0
<------> Default-Gateway Option 3, length 4: 10.9.8.254
<------> Domain-Name-Server Option 6, length 4: 10.9.0.254
<------> Agent-Information Option 82, length 18:.
<------> Circuit-ID SubOption 1, length 6: ^@^D^@^K^@^A
<------> Remote-ID SubOption 2, length 8: ^A^FM-p}hM-3M-T'
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и так далее
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