如何实现三层交换机用vlan4互通，并使其它vlan也能通信？需详细配置

hostname Switch0
!
boot-start-marker
boot-end-marker
!
!
!
no aaa new-model
!
!
!
!
!         
!
ip dhcp excluded-address 192.168.3.1
ip dhcp excluded-address 192.168.4.1
!
ip dhcp pool vlan3
network 192.168.3.0 255.255.255.0
default-router 192.168.3.1
!
ip dhcp pool vlan4
network 192.168.4.0 255.255.255.0
default-router 192.168.4.1
!
!
no ip domain-lookup
ip cef
no ipv6 cef
!
!
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface GigabitEthernet0/0
switchport access vlan 3
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/1
switchport access vlan 4
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/2
switchport access vlan 7
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/3
media-type rj45
negotiation auto
!
interface Vlan1
no ip address
!
interface Vlan3
ip address 192.168.3.1 255.255.255.0
!
interface Vlan4
ip address 192.168.4.1 255.255.255.0
!
interface Vlan7
ip address 192.168.7.1 255.255.255.0
!
ip forward-protocol nd
!
no ip http server
no ip http secure-server
!
ip route 192.168.5.0 255.255.255.0 192.168.7.2
ip route 192.168.6.0 255.255.255.0 192.168.7.2


hostname Switch1
!
boot-start-marker
boot-end-marker
!
!
!
no aaa new-model
!
!
!
!
!         
!
ip dhcp excluded-address 192.168.5.1
ip dhcp excluded-address 192.168.6.1
!
ip dhcp pool vlan5
network 192.168.5.0 255.255.255.0
default-router 192.168.5.1
!
ip dhcp pool vlan6
network 192.168.6.0 255.255.255.0
default-router 192.168.6.1
!
!
ip cef
no ipv6 cef
!
!
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!         
!         
!         
!         
!
!
!
!
!
!
!
!
!
!
interface GigabitEthernet0/0
switchport access vlan 5
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/1
switchport access vlan 6
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/2
switchport access vlan 7
switchport mode access
media-type rj45
negotiation auto
!
interface GigabitEthernet0/3
media-type rj45
negotiation auto
!
interface Vlan1
no ip address
!
interface Vlan5
ip address 192.168.5.1 255.255.255.0
!
interface Vlan6
ip address 192.168.6.1 255.255.255.0
!
interface Vlan7
ip address 192.168.7.2 255.255.255.0
!
ip forward-protocol nd
!         
no ip http server
no ip http secure-server
!
ip route 192.168.3.0 255.255.255.0 192.168.7.1
ip route 192.168.4.0 255.255.255.0 192.168.7.1

谢谢啦，老兄

为什么我用思科模拟器模拟就是通不了呢

啥也不说了，楼主就是给力！