填空题
某网络中DHCP服务器地址为10.0.0.1.MAC地址为00-12-34-56-78-90,可分配IP地址范围为10.0.0.50-10.0.0.100,其中10.0.0.50保留给MAC地址是00-11-22-33-44-55的主机。网络中某客户机从该服务器续约IP地址的过程中,在客户机捕获的2条报文及对第1条报文的分析如下图所示。请补充图中空白处的信息。
编号 |
报文摘要 |
1 |
DHCP:Request,Type:DHCP______ |
2 |
DHCP:Reply,Type:DHCP______ |
DLC:-----DLC Header-----
DLC:Destination
=001234567890
DLC:Source
=001 122334455
DLC:Ethertype
=0800(IP)
IP:Destination Address=______,Source Address=______
UDP:Destination Port =67,Source Port =68
DHCP:-----DHCP Header-----
DHCP:Boot record
type =1(Request)
DHCP:Hardware address type =1(10M
Ethemet)
DHCP:Hardware address length
=6 bytes
DHCP:Hops
=0
DHCP:Transaction id
=604D121 F
DHCP:Elapsed boot time
=0 seconds
DHCP:Flags
=0000
DHCP:0
=no broadcast
DHCP:Client self-assigned address =______
DHCP:Client
address =[0.0.0.0]
DHCP:Next Server to use in bootstrap=[0.0.0.0]
DHCP:Relay Agent =[0.0.0.0]
DHCP:Client
hardware address =001 122334455
DHCP:Host
name =" "
DHCP:Boot file name =" "
DHCP:Vendor Information tag =53825276
DHCP:Message Type =3
... ...