dhcp Request抓包

No. Time Source Destination Protocol Info
709 9.872742 192.168.137.199 192.168.137.1 DHCP DHCP Request - Transaction ID 0x5f2d512a

Frame 709: 358 bytes on wire (2864 bits), 358 bytes captured (2864 bits)
Ethernet II, Src: 34:6f:24:6a:95:b3 (34:6f:24:6a:95:b3), Dst: 9e:c8:4b:80:4c:25 (9e:c8:4b:80:4c:25)
Destination: 9e:c8:4b:80:4c:25 (9e:c8:4b:80:4c:25)
Address: 9e:c8:4b:80:4c:25 (9e:c8:4b:80:4c:25)
.... ...0 .... .... .... .... = IG bit: Individual address (unicast)
.... ..1. .... .... .... .... = LG bit: Locally administered address (this is NOT the factory default)
Source: 34:6f:24:6a:95:b3 (34:6f:24:6a:95:b3)
Address: 34:6f:24:6a:95:b3 (34:6f:24:6a:95:b3)
.... ...0 .... .... .... .... = IG bit: Individual address (unicast)
.... ..0. .... .... .... .... = LG bit: Globally unique address (factory default)
Type: IP (0x0800)
Internet Protocol, Src: 192.168.137.199 (192.168.137.199), Dst: 192.168.137.1 (192.168.137.1)
Version: 4
Header length: 20 bytes
Differentiated Services Field: 0x00 (DSCP 0x00: Default; ECN: 0x00)
0000 00.. = Differentiated Services Codepoint: Default (0x00)
.... ..0. = ECN-Capable Transport (ECT): 0
.... ...0 = ECN-CE: 0
Total Length: 344
Identification: 0x5c9f (23711)
Flags: 0x00
0... .... = Reserved bit: Not set
.0.. .... = Don't fragment: Not set
..0. .... = More fragments: Not set
Fragment offset: 0
Time to live: 64
Protocol: UDP (17)
Header checksum: 0x88dc [correct]
[Good: True]
[Bad: False]
Source: 192.168.137.199 (192.168.137.199)
Destination: 192.168.137.1 (192.168.137.1)
User Datagram Protocol, Src Port: bootpc (68), Dst Port: bootps (67)
Source port: bootpc (68)
Destination port: bootps (67)
Length: 324
Checksum: 0x64b6 [validation disabled]
[Good Checksum: False]
[Bad Checksum: False]
Bootstrap Protocol
Message type: Boot Request (1)
Hardware type: Ethernet
Hardware address length: 6
Hops: 0
Transaction ID: 0x5f2d512a
Seconds elapsed: 0
Bootp flags: 0x0000 (Unicast)
0... .... .... .... = Broadcast flag: Unicast
.000 0000 0000 0000 = Reserved flags: 0x0000
Client IP address: 192.168.137.199 (192.168.137.199)
Your (client) IP address: 0.0.0.0 (0.0.0.0)
Next server IP address: 0.0.0.0 (0.0.0.0)
Relay agent IP address: 0.0.0.0 (0.0.0.0)
Client MAC address: 34:6f:24:6a:95:b3 (34:6f:24:6a:95:b3)
Client hardware address padding: 00000000000000000000
Server host name not given
Boot file name not given
Magic cookie: DHCP
Option: (t=53,l=1) DHCP Message Type = DHCP Request
Option: (53) DHCP Message Type
Length: 1
Value: 03
Option: (t=61,l=7) Client identifier
Option: (61) Client identifier
Length: 7
Value: 01346f246a95b3
Hardware type: Ethernet
Client MAC address: 34:6f:24:6a:95:b3 (34:6f:24:6a:95:b3)
Option: (t=12,l=15) Host Name = "XTZJ-20220629KB"
Option: (12) Host Name
Length: 15
Value: 58545a4a2d32303232303632394b42
Option: (t=81,l=18) Client Fully Qualified Domain Name
Option: (81) Client Fully Qualified Domain Name
Length: 18
Value: 00000058545a4a2d32303232303632394b42
Flags: 0x00
0000 .... = Reserved flags: 0x00
.... 0... = Server DDNS: Some server updates
.... .0.. = Encoding: ASCII encoding
.... ..0. = Server overrides: No override
.... ...0 = Server: Client
A-RR result: 0
PTR-RR result: 0
Client name: XTZJ-20220629KB
Option: (t=60,l=8) Vendor class identifier = "MSFT 5.0"
Option: (60) Vendor class identifier
Length: 8
Value: 4d53465420352e30
Option: (t=55,l=14) Parameter Request List
Option: (55) Parameter Request List
Length: 14
Value: 0103060f1f212b2c2e2f7779f9fc
1 = Subnet Mask
3 = Router
6 = Domain Name Server
15 = Domain Name
31 = Perform Router Discover
33 = Static Route
43 = Vendor-Specific Information
44 = NetBIOS over TCP/IP Name Server
46 = NetBIOS over TCP/IP Node Type
47 = NetBIOS over TCP/IP Scope
119 = Domain Search [TODO:RFC3397]
121 = Classless Static Route
249 = Private/Classless Static Route (Microsoft)
252 = Private/Proxy autodiscovery
End Option