msr3610双网线接入问题

原来g0/0口是1条20M的专线，现在想在g0/1口加入一条100M的专线，怎么操作。g0/2是出口。。

原来的配置如下：

15.vlan 1
16.#
17.vlan 1000
18.#
19.dhcp server ip-pool lan1
20. gateway-list 192.168.0.1
21. network 192.168.0.0 mask 255.255.254.0
22. address range 192.168.1.2 192.168.1.254
23. dns-list 192.168.0.1
24.#
25.controller Cellular0/0
26.#
27.controller Cellular0/1
28.#
29.interface Aux0
30.#
31.interface Virtual-Template0
32.#
33.interface NULL0
34.#
35.interface Vlan-interface1000
36. ip address 16.16.16.10 255.255.255.0
37.#
38.interface GigabitEthernet0/0
39. port link-mode route
40. combo enable fiber
41. duplex full
42. speed 1000 
43. ip address 10.0.1.54 255.255.255.252
44. tcp mss 1280
45.#
46.interface GigabitEthernet0/1
47. port link-mode route
48. ip address 192.168.200.10 255.255.255.0
49.#
50.interface GigabitEthernet0/2
51. port link-mode route
52. ip address 192.168.100.10 255.255.255.0
53.#
54. scheduler logfile size 16
55.#
56.line class aux
57. user-role network-admin
58.#
59.line class tty
60. user-role network-operator
61.#
62.line class vty
63. user-role network-operator
64.#
65.line aux 0
66. user-role network-admin
67.#
68.line vty 0 63
69. authentication-mode scheme
70. user-role network-operator
71.#
72. ip route-static 0.0.0.0 0 192.168.200.9
73. ip route-static 0.0.0.0 0 10.0.1.53
74. ip route-static 10.1.42.0 27 192.168.100.9
75. ip route-static 10.1.42.32 27 192.168.100.9
76. ip route-static 10.1.42.64 27 192.168.100.9
77. ip route-static 10.1.42.96 27 192.168.100.9
78. ip route-static 10.1.42.128 27 192.168.100.9
79. ip route-static 10.1.42.160 27 192.168.100.9
80. ip route-static 10.1.42.192 27 192.168.100.9
81. ip route-static 10.1.42.224 27 192.168.100.9
82. ip route-static 10.3.160.0 24 192.168.100.9
83. ip route-static 10.3.161.0 24 192.168.100.9
84. ip route-static 10.3.162.0 24 192.168.100.9
85. ip route-static 10.3.163.0 24 192.168.100.9
86. ip route-static 16.16.16.0 24 192.168.100.9
87. ip route-static 16.16.16.0 24 16.16.16.1
88.#
89.domain system

外线20m专线--》msr3610--》s7003，求助，谢谢