DHCP 中继Relay学习记录问题复现1期A


AR1(Relay中继)配置:
#使能DHCP
dhcp enable
#
#进入接口配置地址;配置dhcp连接模式为relay;指明dhcp server-IP;
interface GigabitEthernet0/0/0
ip address 172.16.1.254 255.255.255.0
dhcp select relay
dhcp relay server-ip 10.1.23.3
#配置网关接口
interface GigabitEthernet0/0/1
ip address 10.1.12.1 255.255.255.0
AR3服务器侧配置(DHCP server):
#使能dhcp服务
dhcp enable
#建立名为hcip的IP地址池配置网关,租期,dns等信息
ip pool hcip
gateway-list 172.16.1.254
network 172.16.1.0 mask 255.255.255.0
lease day 0 hour 8 minute 0
dns-list 8.8.8.8
#
#接口配置IP;接口下做全局global(重点)
interface GigabitEthernet0/0/0
ip address 10.1.23.3 255.255.255.0
dhcp select global
#
#
interface LoopBack0
ip address 3.3.3.3 255.255.255.255
#
做中继的条件是relay(中继)和server(服务器)互通,所以AR1,AR2,AR3做OSPF。
OSPF配置:
#AR3 OSPF配置
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 1.1.1.1 0.0.0.0
network 2.2.2.2 0.0.0.0
network 3.3.3.3 0.0.0.0
network 10.1.12.0 0.0.0.255
network 10.1.23.0 0.0.0.255
network 172.16.1.0 0.0.0.255
#
#AR1 OSPF配置
ospf 1 router-id 1.1.1.1
area 0.0.0.0
network 1.1.1.1 0.0.0.0
network 2.2.2.2 0.0.0.0
network 3.3.3.3 0.0.0.0
network 10.1.12.0 0.0.0.255
network 10.1.23.0 0.0.0.255
network 172.16.1.0 0.0.0.255
#
#AR2 OSPF配置
ospf 1 router-id 2.2.2.2
area 0.0.0.0
network 1.1.1.1 0.0.0.0
network 2.2.2.2 0.0.0.0
network 3.3.3.3 0.0.0.0
network 10.1.12.0 0.0.0.255
network 10.1.23.0 0.0.0.255
network 172.16.1.0 0.0.0.255
#