DHCP中继代理实际上是一种软件技术,安装了DHCP中继代理的计算机称为DHCP中继代理服务器,它承担不同子网间的DHCP客户机和服务器的通信任务。( )
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当PC与DHCP服务器不在同一个域时,即使没有DHCP中继代理,PC仍然可以获取到IP地址。( )
A. 正确
B. 错误
在R2上配置g0/3为中继的端口,命令为( )
A. [R2-GigabitEthernet0/3]dhcp relay server-addres[R2-GigabitEthernet0/1] dhcp select relay
B. [R2]dhcp relay server-addres[R2]dhcp select relay
C. [R2-GigabitEthernet0/3] dhcp enable[R2-GigabitEthernet0/3]dhcp relay server-addres[R2-GigabitEthernet0/1] dhcp select relay
D. [R2] dhcp enable[R2] int g0/3[R2-GigabitEthernet0/3]dhcp relay server-addres[R2-GigabitEthernet0/1] dhcp select relay
在sw1上配置svl 10为中继的端口,命令为( )
A. [sw1-vlan10]dhcp relay server-addres[sw1-vlan10] dhcp select relay
B. [sw1]dhcp relay server-addres[sw1]dhcp select relay
C. [sw1] dhcp enable[sw1] int vlan 10[sw1-vlan10]dhcp relay server-addres[sw1-vlan10] dhcp select relay
D. [sw1-vlan10] dhcp enable[sw1-vlan10]dhcp relay server-addres[sw1-vlan10] dhcp select relay
DHCP中继的作用( )
A. 一个DHCP服务器可以同时服务多个子网
B. 节约资源
C. 方便管理
D. 可以不用配置DHCP服务器
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