思科交换机 12个生产口，1个外网口，但是依旧无法访问外网，如何解决？

Question

在交换机ping内网 没问题，ping外网ping不通
配置如下，求解！
spanning-tree mode pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
vlan 10
name ShengChan
!
vlan 25
name gongsi9bu
!
vlan 30
name ZiZhu
!
vlan 50
name WangYinTiYan
!
vlan 51
name zizhushebei-vlan
!
vlan 52
name netbank
!
vlan 61
name jiaohaoji
!
vlan 62
!
vlan 102
name HA-rebei
!
vlan 200
name 3G-Backup
!
vlan 500
name HuLian
!
vlan 3602-3603
!
!
!
!

g0/1 to 12是3602vlan 为内网

interface GigabitEthernet0/1
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/2
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/3
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/4
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/5
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/6
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/7
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/8
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/9
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/10
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/11
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/12
switchport access vlan 3602
switchport mode access
!
interface GigabitEthernet0/13
!
interface GigabitEthernet0/14
!
interface GigabitEthernet0/15
!
interface GigabitEthernet0/16
!
interface GigabitEthernet0/17
!
interface GigabitEthernet0/18
!
interface GigabitEthernet0/19
!
interface GigabitEthernet0/20
!
interface GigabitEthernet0/21
switchport access vlan 3603
switchport mode access
!
interface GigabitEthernet0/22
!
#外网口
interface GigabitEthernet0/23
switchport access vlan 3603
switchport mode access
!
interface GigabitEthernet0/24
!
interface GigabitEthernet0/25
!
interface GigabitEthernet0/26
!
interface GigabitEthernet0/27
!
interface GigabitEthernet0/28
!
interface Vlan1
no ip address
shutdown
!
#内网
interface Vlan3602
ip address 192.168.211.254 255.255.255.0
!
#外网 上层链接防火墙 此防火墙接口设置为路由模式（192.168.52.1/24）
interface Vlan3603
ip address 192.168.52.2 255.255.255.0
!
ip classless
#配置了路由 下一跳到网关
ip route 0.0.0.0 0.0.0.0 192.168.52.1
ip http server
ip http secure-server