rip手动汇总
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface Loopback1
ip address 1.1.2.1 255.255.255.0
!
interface Loopback2
ip address 1.1.3.1 255.255.255.0
!
interface Loopback4
no ip address
!
interface FastEthernet0/0
ip address 192.168.12.1 255.255.255.0
ip summary-address rip 1.1.0.0 255.255.252.0
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router rip
version 2
network 1.0.0.0
network 192.168.12.0
no auto-summary
创建汇总路由之前 我R2能ping通R1的回环口，汇总一加上，R2上面没有回环口的路由，请问是哪里错了吗

汇总的子网掩码改为：255.255.0.0试下