MSR3600路由多wan场景下：指定vlan下的用户请求指定wan出口

目前使用的配置如下： 

#
version 7.1.064, Release 6728P25
#
ip pool 2 172.16.2.50 172.16.2.250
ip pool 3 172.16.3.50 172.16.3.250
#
vlan 1
#
vlan 2 to 3
#
vlan 13 to 15
#
dhcp server ip-pool ap_and_router_pool
gateway-list 10.3.0.11
network 10.3.0.0 mask 255.255.0.0
#
dhcp server ip-pool china_mobile_user_pool
gateway-list 10.15.0.11
network 10.15.0.0 mask 255.255.0.0
dns-list 10.15.0.11
#
dhcp server ip-pool china_unicom_user_pool
gateway-list 10.14.0.11
network 10.14.0.0 mask 255.255.0.0
dns-list 10.14.0.11
#
dhcp server ip-pool lan_pool
gateway-list 192.168.11.11
network 192.168.0.0 mask 255.255.0.0
dns-list 192.168.11.11
#
dhcp server ip-pool wifi_user_pool
gateway-list 10.13.0.11
network 10.13.0.0 mask 255.255.0.0
dns-list 10.13.0.11
#
policy-based-route rt_china_mobile permit node 15
if-match acl 2015
apply output-interface Dialer15
#
policy-based-route rt_china_telecom permit node 13
if-match acl 2013
apply output-interface Dialer13
#
policy-based-route rt_china_unicom permit node 14
if-match acl 2014
apply output-interface Dialer14 track 1
#
interface Dialer13
mtu 1492
ppp chap password cipher $c$3$kYT/vziyH1U0YQ6Of
ppp chap user 60307
ppp ipcp dns admit-any
ppp ipcp dns request
ppp pap local-user 6043 password cipher $c$3$kKrChAaZqyIedKqbXFE81
dialer bundle enable
dialer timer idle 0
dialer timer autodial 20
ip address ppp-negotiate
tcp mss 1400
nat outbound 2010
#
interface Dialer14
mtu 1492
ppp chap password cipher $c$3$OvuGLhL
ppp chap user 90343
ppp ipcp dns admit-any
ppp ipcp dns request
ppp pap local-user 9034 password cipher $c$3$bc1t3mITnj1AG
dialer bundle enable
dialer timer idle 0
dialer timer autodial 20
ip address ppp-negotiate
tcp mss 1400
nat outbound 2010
#
interface Dialer15
mtu 1492
ppp chap password cipher $c$3$BooQRFUDlwy/gNHBpK
ppp chap user 1382606
ppp ipcp dns admit-any
ppp ipcp dns request
ppp pap local-user 1382606 password cipher $c$3$uksBRWgUYPzZy
dialer bundle enable
dialer timer idle 0
dialer timer autodial 20
ip address ppp-negotiate
tcp mss 1400
nat outbound 2010
#
interface Virtual-Template2
ppp authentication-mode pap domain chap_auth_domain
ppp ipcp dns 172.16.2.11
remote address pool 2
ppp account-statistics enable
ip address 172.16.2.11 255.255.255.0
#
interface Virtual-Template3
ppp authentication-mode chap domain chap_auth_domain
ppp ipcp dns 172.16.3.11
remote address pool 3
ppp account-statistics enable
ip address 172.16.3.11 255.255.255.0
#
interface Vlan-interface1
ip address 192.168.11.11 255.255.0.0
#
interface Vlan-interface2
description interface ip as PAP gateway to dhcp for user
ip address 10.2.0.11 255.255.0.0
pppoe-server bind virtual-template 2
#
interface Vlan-interface3
description interface ip as CHAP gateway to dhcp for user
ip address 10.3.0.11 255.255.0.0
pppoe-server bind virtual-template 3
#
interface Vlan-interface13
ip address 10.13.0.11 255.255.0.0
#
interface Vlan-interface14
ip address 10.14.0.11 255.255.0.0
ip policy-based-route rt_china_unicom
#
interface Vlan-interface15
ip address 10.15.0.11 255.255.0.0
ip policy-based-route rt_china_mobile
#
interface GigabitEthernet0/0
port link-mode route
description China-Telecom wan
pppoe-client dial-bundle-number 13
#
interface GigabitEthernet0/1
port link-mode route
description China-Unicom wan
pppoe-client dial-bundle-number 14
#
interface GigabitEthernet0/2
port link-mode route
description China-Mobile wan
pppoe-client dial-bundle-number 15
#
ip route-static 0.0.0.0 0 Dialer13 preference 30
ip route-static 0.0.0.0 0 Dialer14 preference 40
ip route-static 0.0.0.0 0 Dialer15 preference 50
#
acl number 2010
description Allow WAN NAT
rule 0 permit source 192.168.0.0 0.0.255.255
rule 13 permit source 10.13.0.0 0.0.255.255
rule 14 permit source 10.14.0.0 0.0.255.255
rule 15 permit source 10.15.0.0 0.0.255.255
rule 20 permit source 172.16.2.0 0.0.0.255
rule 30 permit source 172.16.3.0 0.0.0.255
rule 100 deny
#
acl number 2013
description allow any SSID source ip packet
rule 13 permit source 10.13.0.0 0.0.255.255
#
acl number 2014
description allow any SSID source ip packet
rule 14 permit source 10.14.0.0 0.0.255.255
#
acl number 2015
description allow any SSID source ip packet
rule 15 permit source 10.15.0.0 0.0.255.255

接口down了，路由是肯定会失效的