cisco 3550 VLAN再接7204 上公网（急等）

[weixin_38051479]

求教各位高手：
     需求：CISCO3550-48 每个百兆端口各划一个VLAN，VLAN之间不能通讯，千兆光纤口上联CISCO7204光纤口，上公网。
请问如何配制，请详细说明。

   CISCO3550

ip subnet-zero
ip routing
!
!
spanning-tree extend system-id
!
!
interface FastEthernet0/1
switchport mode access
no ip address
!
interface FastEthernet0/2
switchport access vlan 2
switchport mode access
no ip address
!
ip subnet-zero
ip routing
!
!
spanning-tree extend system-id
!
!
interface FastEthernet0/1
switchport mode access
no ip address
!
interface FastEthernet0/2
switchport access vlan 2
switchport mode access
no ip address
!

interface GigabitEthernet0/1
switchport mode access
no ip address
!
interface Vlan1
ip address 10.12.0.2 255.255.255.0
ip access-group 100 out
!
interface Vlan2
ip address 10.12.1.1 255.255.255.0
ip access-group 120 out
!

ip default-gateway 10.12.0.1
ip classless
ip route 0.0.0.0 0.0.0.0 10.12.0.1
==============================================================

目前问题：PC1 10.12.1.2 可以通3550VLAN端口 10.12.1.1 可以通千兆光纤 10.12.0.2，但是不能通7204千兆口 10.12.0.1


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