在R2上配置DHCP服务器,要求地址池网段为192.168.100.0,网关为192.168.100.254,DNS为3.3.3.3,下面正确的为( )
A. [R2] dhcp enable[R2] dhcp server ip-pool sxvtc[H3C-dhcp-pool-sxvtc]network 192.168.100.0[H3C-dhcp-pool-sxvtc]gateway-list 192.168.100.254[H3C-dhcp-pool-sxvtc]dns-list 3.3.3.3[H3C-dhcp-pool-sxvtc]quit
B. [R2] dhcp enable[R2] dhcp server ip-pool sxvtc[H3C-dhcp-pool-sxvtc]network 192.168.100.0 24[H3C-dhcp-pool-sxvtc]gateway-list 192.168.100.254[H3C-dhcp-pool-sxvtc]dns-list 3.3.3.3[H3C-dhcp-pool-sxvtc]quit
C. [R2] dhcp enable[R2] dhcp server ip-pool sxvtc[H3C-dhcp-pool-sxvtc]network 192.168.100.0 24[H3C-dhcp-pool-sxvtc]gateway-list 3.3.3.3[H3C-dhcp-pool-sxvtc]dns-list 192.168.100.254[H3C-dhcp-pool-sxvtc]quit
D. [R2] dhcp server ip-pool sxvtc[H3C-dhcp-pool-sxvtc]network 192.168.100.0[H3C-dhcp-pool-sxvtc]gateway-list 192.168.100.254[H3C-dhcp-pool-sxvtc]dns-list 3.3.3.3[H3C-dhcp-pool-sxvtc]quit
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当防火墙堵塞67.68端口时,PC机仍然可以获得IP地址( )
A. 正确
B. 错误
DHCP服务器分配的IP都是固定的,不论关机多少次,IP地址不变( )
A. 正确
B. 错误
动态主机配置协议(Dynamic Host Configuration Protocol,简称DHCP)是一个局域网的网络协议,该协议允许服务器向客户端动态分配 IP 地址和配置信息。每次开机,它自动分配。当机子关闭,或者IP释放候时会自动收回IP
A. 正确
B. 错误
使用DHCP排除地址的用处是( )(多选)
A. 保证一些固定设备的IP不会被覆盖
B. 防止IP冲突
C. 方便跨网传输数据包
D. 可以更好的避免出现问题