单选题：在Cisc0路由器上建立-个名为zw246的DHCP地址池，地址池的IP地址是176．115．246．0/24，其中不用

在Cisc0路由器上建立-个名为zw246的DHCP地址池，地址池的IP地址是176．115．246．0/24，其中不用于动态分配的地址有176．115．246．2-176．115．246．10，缺省网关为l76．115．246．1，域名为tj．edu．en，域名服务器地址为l76．115．129．26，地址租用时间设定为6小时30分钟。下列DHCP地址池的配置，正确的是（　　）。 A．Router(config)#ip dhcp pool zw246
Router(dhcp-eonfig)#ip dhep excluded-address l76．1 15．246．2 176．1 15．246．10
Router(dhcp-eonfig)#network l76．115．246．0 255．255．255．0
Router(dhcp-config)#default-router l76．115．246．1
Router(dhcp-config)#domain-name tj．edu．en
Router(dhcp-config)#dns-server address 176．1 15．129．26
Router(dhcp-config)#lease 0 6 30
B．Router(config)#ip dhcp excluded-address 176．115．246．2-10
Router(config)#ip dhcp pool zw246
Router(dhcp-config)#network l76．1 15．246．0 255．255．255．0
Router(dhcp-config)#default-router l76．115．246．1
Router(dhcp-config)#domain-name tj．edu．ca
Router(dhcp-config)#dns-server address l76．115．129．26
Router(dhcp-config)#lease 0 6 30
C．Router(config)#ip dhcp excluded-address l76．115．246．2 176．115．246．10
Router(config)#ip dhcp pool zw246
Router(dhcp-config)#network 176．115．246．0 255．255．255．0
Router(dhcp-config)#default-muter l76．115．246．1
Router(dhcp-config)#domain -name tj．edu．an
Router(dhcp-config)#dns-server address 176．115．129．26
Router(dhcp-config)#lease 0 6 30
D．Router(config)#ip dhcp excluded-address 176．1 15．246．2 176．1 15．246．10
Router(config)#ip dhcp pool zw246
Router(dhcp-config)#network 176．1 15．246．0 255．255．255．0
Router(dhcp-config)#default-router 176．1 15．246．1
Router(dhcp-config)#domain-name tj．edu．cn
Router(dhcp-config)#dns-server address 176．115．129．26
Router(dhcp-config)#lease 30 6 0