（ensp）实验路由问题，以及ACL相关内容

Question

做如图的实验，到接口路由都搞完了，pc1只能ping到r1，后面都出不去了。

pc2ping不通r1的ge0/0/0接口以及交换机和pc1，pc4是我用来测试的，但却能ping通pc1和pc2

附配置

LSW1

interface Vlanif1
#
interface Vlanif10
 ip address 11.1.1.2 255.255.255.0
#
interface Vlanif20
 ip address 21.1.12.13 255.255.255.252
#
interface MEth0/0/1
#
interface GigabitEthernet0/0/1
 port link-type access
 port default vlan 10
#
interface GigabitEthernet0/0/2
 port link-type access
 port default vlan 20
 

R1

interface GigabitEthernet0/0/0
 ip address 21.1.12.14 255.255.255.252
#
interface GigabitEthernet0/0/1
 ip address 21.1.12.1 255.255.255.252
#
interface GigabitEthernet0/0/2
 ip address 21.1.12.9 255.255.255.252
#
interface GigabitEthernet0/0/3
 ip address 23.1.1.2 255.255.255.0
#
wlan
#
interface NULL0
#
interface LoopBack0
 ip address 1.1.1.1 255.255.255.255
#
ospf 1 router-id 1.1.1.1
 area 0.0.0.0
  network 21.1.12.0 0.0.0.3
  network 1.1.1.1 0.0.0.0
  network 23.1.1.0 0.0.0.255
#
ip route-static 11.1.1.0 255.255.255.0 21.1.12.13
#
 

R2

#
interface GigabitEthernet0/0/0
 ip address 21.1.12.2 255.255.255.252
#
interface GigabitEthernet0/0/1
 ip address 21.1.12.5 255.255.255.252
#
interface LoopBack0
 ip address 2.2.2.2 255.255.255.255
#
ospf 1 router-id 2.2.2.2
 area 0.0.0.0
  network 21.1.12.4 0.0.0.3
  network 21.1.12.0 0.0.0.3
  network 2.2.2.2 0.0.0.0
#
 

R3

#
interface GigabitEthernet0/0/0
 ip address 21.1.12.6 255.255.255.252
#
interface GigabitEthernet0/0/1
 ip address 22.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/2
 ip address 21.1.12.10 255.255.255.252
#
interface GigabitEthernet0/0/3
#
wlan
#
interface NULL0
#
interface LoopBack0
 ip address 3.3.3.3 255.255.255.255
#
ospf 1 router-id 3.3.3.3
 area 0.0.0.0
  network 3.3.3.3 0.0.0.0
  network 21.1.12.4 0.0.0.3
  network 21.1.12.8 0.0.0.3
  network 22.1.1.0 0.0.0.255
#
如果可以的话，哪位大佬解决这个问题后能帮忙指导下后续的ACL和路由路径怎么设置吗，感谢！！！