Em đang thực tập quản trị mạng cho 1 công ty .Công ty có 1 đường leasedline giga0/1.7 nối thẳng đến chi nhánh .Từ đầu công ty ping được địa chỉ IP chi nhánh ,nhưng khi quảng bá ospf không nhận được neighbor ?? .Đây là bảng show run và show int ,mong các cao thủ giúp đỡ
+SHOW IP INT BRI :
ctnbi_rt01#show ip int brief
Interface IP-Address OK? Method Status Protocol
GigabitEthernet0/0 10.27.65.241 YES NVRAM up up
GigabitEthernet0/1 unassigned YES NVRAM up up
GigabitEthernet0/1.4 172.19.48.74 YES NVRAM up up
GigabitEthernet0/1.5 172.19.48.66 YES NVRAM up up
GigabitEthernet0/1.7 172.16.24.18 YES NVRAM up up
Loopback0 172.16.25.247 YES NVRAM up up
Tunnel0 172.16.24.161 YES NVRAM up up
Tunnel1 172.16.24.165 YES NVRAM up down
Tunnel2 172.16.24.169 YES NVRAM up up
Tunnel3 172.16.24.173 YES NVRAM up up
Tunnel4 172.16.24.177 YES NVRAM up up
Tunnel5 172.16.24.189 YES NVRAM up up
Tunnel6 172.16.24.181 YES NVRAM up up
Tunnel7 172.16.24.185 YES NVRAM up up
Tunnel8 172.16.24.14 YES NVRAM up up
+SHOW INT GIGA0/1.7 :
ctnbi_rt01#show int gigabitEthernet 0/1.7
GigabitEthernet0/1.7 is up, line protocol is up
Hardware is CN Gigabit Ethernet, address is f866.f24c.e1d1 (bia f866.f24c.e1d1)
Description: EVN_LEASED_LINE
Internet address is 172.16.24.18/29
MTU 1500 bytes, BW 2048 Kbit/sec, DLY 100 usec,
reliability 255/255, txload 3/255, rxload 1/255
Encapsulation 802.1Q Virtual LAN, Vlan ID 7.
Keepalive not set
ARP type: ARPA, ARP Timeout 04:00:00
Last clearing of "show interface" counters never
+SHOW IP OS NEI :
ctnbi_rt01#show ip os neighbor
Neighbor ID Pri State Dead Time Address Interface
172.16.25.239 0 FULL/ - 00:00:35 172.16.24.190 Tunnel5
172.16.25.240 0 FULL/ - 00:00:35 172.16.24.186 Tunnel7
172.16.25.241 0 FULL/ - 00:00:37 172.16.24.182 Tunnel6
172.16.25.242 0 FULL/ - 00:00:35 172.16.24.178 Tunnel4
172.16.25.243 0 FULL/ - 00:00:37 172.16.24.174 Tunnel3
172.16.25.244 0 FULL/ - 00:00:37 172.16.24.170 Tunnel2
172.16.25.246 0 FULL/ - 00:00:35 172.16.24.162 Tunnel0
172.16.25.253 0 FULL/ - 00:00:38 172.16.24.13 Tunnel8
+SHOW RUN :
ctnbi_rt01#show run
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
!
interface GigabitEthernet0/1.4
description Ket noi modem CT - CCT
encapsulation dot1Q 4
ip address 172.19.48.74 255.255.255.248
!
interface GigabitEthernet0/1.5
description Ket noi modem CT - KBNN
encapsulation dot1Q 5
ip address 172.19.48.66 255.255.255.248
!
interface GigabitEthernet0/1.7
description EVN_LEASED_LINE
bandwidth 2048
encapsulation dot1Q 7
ip address 172.16.24.18 255.255.255.248
ip mtu 1464
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 7 1501040203222A2A
ip ospf hello-interval 5
ip ospf dead-interval 40
no keepalive
no cdp enable
!
router ospf 1
log-adjacency-changes
auto-cost reference-bandwidth 1000
redistribute static subnets route-map LanCT
passive-interface GigabitEthernet0/0
network 10.27.65.0 0.0.0.255 area 0
network 172.16.24.12 0.0.0.3 area 0
network 172.16.24.16 0.0.0.7 area 0
network 172.16.24.160 0.0.0.3 area 0
network 172.16.24.164 0.0.0.3 area 0
network 172.16.24.168 0.0.0.3 area 0
network 172.16.24.172 0.0.0.3 area 0
network 172.16.24.176 0.0.0.3 area 0
network 172.16.24.180 0.0.0.3 area 0
network 172.16.24.184 0.0.0.3 area 0
network 172.16.24.188 0.0.0.3 area 0
network 172.16.25.247 0.0.0.0 area 0
!
ip forward-protocol nd
!
ip http server
no ip http secure-server
!
ip route 10.27.64.0 255.255.255.0 10.27.65.1
ip route 172.19.48.8 255.255.255.248 172.19.48.65
ip route 172.19.48.128 255.255.255.248 172.19.48.73
ip route 172.19.48.144 255.255.255.248 172.19.48.73
ip route 172.19.48.160 255.255.255.248 172.19.48.73
ip route 172.19.48.176 255.255.255.248 172.19.48.73
ip route 172.19.48.192 255.255.255.248 172.19.48.73
ip route 172.19.48.208 255.255.255.248 172.19.48.73
ip route 172.19.48.224 255.255.255.248 172.19.48.73
ip route 172.19.48.240 255.255.255.248 172.19.48.73
!
access-list 1 permit 10.27.64.0 0.0.0.255
access-list 100 permit ip any any
access-list 102 permit ip 10.27.0.0 0.0.255.255 10.27.64.0 0.0.1.255
access-list 102 permit ip 10.64.0.0 0.1.255.255 10.27.64.0 0.0.1.255
access-list 102 permit ip 10.192.254.0 0.1.0.255 10.27.64.0 0.0.1.255
access-list 102 permit ip host 10.27.65.241 10.27.64.0 0.0.1.255
access-list 102 permit ip any host 10.27.65.10
access-list 102 permit ip any host 10.27.65.11
access-list 102 permit ip any host 10.27.64.51
access-list 102 permit ip any host 10.27.64.61
MONG CÁC CAO THỦ GIÚP ĐỠ
+SHOW IP INT BRI :
ctnbi_rt01#show ip int brief
Interface IP-Address OK? Method Status Protocol
GigabitEthernet0/0 10.27.65.241 YES NVRAM up up
GigabitEthernet0/1 unassigned YES NVRAM up up
GigabitEthernet0/1.4 172.19.48.74 YES NVRAM up up
GigabitEthernet0/1.5 172.19.48.66 YES NVRAM up up
GigabitEthernet0/1.7 172.16.24.18 YES NVRAM up up
Loopback0 172.16.25.247 YES NVRAM up up
Tunnel0 172.16.24.161 YES NVRAM up up
Tunnel1 172.16.24.165 YES NVRAM up down
Tunnel2 172.16.24.169 YES NVRAM up up
Tunnel3 172.16.24.173 YES NVRAM up up
Tunnel4 172.16.24.177 YES NVRAM up up
Tunnel5 172.16.24.189 YES NVRAM up up
Tunnel6 172.16.24.181 YES NVRAM up up
Tunnel7 172.16.24.185 YES NVRAM up up
Tunnel8 172.16.24.14 YES NVRAM up up
+SHOW INT GIGA0/1.7 :
ctnbi_rt01#show int gigabitEthernet 0/1.7
GigabitEthernet0/1.7 is up, line protocol is up
Hardware is CN Gigabit Ethernet, address is f866.f24c.e1d1 (bia f866.f24c.e1d1)
Description: EVN_LEASED_LINE
Internet address is 172.16.24.18/29
MTU 1500 bytes, BW 2048 Kbit/sec, DLY 100 usec,
reliability 255/255, txload 3/255, rxload 1/255
Encapsulation 802.1Q Virtual LAN, Vlan ID 7.
Keepalive not set
ARP type: ARPA, ARP Timeout 04:00:00
Last clearing of "show interface" counters never
+SHOW IP OS NEI :
ctnbi_rt01#show ip os neighbor
Neighbor ID Pri State Dead Time Address Interface
172.16.25.239 0 FULL/ - 00:00:35 172.16.24.190 Tunnel5
172.16.25.240 0 FULL/ - 00:00:35 172.16.24.186 Tunnel7
172.16.25.241 0 FULL/ - 00:00:37 172.16.24.182 Tunnel6
172.16.25.242 0 FULL/ - 00:00:35 172.16.24.178 Tunnel4
172.16.25.243 0 FULL/ - 00:00:37 172.16.24.174 Tunnel3
172.16.25.244 0 FULL/ - 00:00:37 172.16.24.170 Tunnel2
172.16.25.246 0 FULL/ - 00:00:35 172.16.24.162 Tunnel0
172.16.25.253 0 FULL/ - 00:00:38 172.16.24.13 Tunnel8
+SHOW RUN :
ctnbi_rt01#show run
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
!
interface GigabitEthernet0/1.4
description Ket noi modem CT - CCT
encapsulation dot1Q 4
ip address 172.19.48.74 255.255.255.248
!
interface GigabitEthernet0/1.5
description Ket noi modem CT - KBNN
encapsulation dot1Q 5
ip address 172.19.48.66 255.255.255.248
!
interface GigabitEthernet0/1.7
description EVN_LEASED_LINE
bandwidth 2048
encapsulation dot1Q 7
ip address 172.16.24.18 255.255.255.248
ip mtu 1464
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 7 1501040203222A2A
ip ospf hello-interval 5
ip ospf dead-interval 40
no keepalive
no cdp enable
!
router ospf 1
log-adjacency-changes
auto-cost reference-bandwidth 1000
redistribute static subnets route-map LanCT
passive-interface GigabitEthernet0/0
network 10.27.65.0 0.0.0.255 area 0
network 172.16.24.12 0.0.0.3 area 0
network 172.16.24.16 0.0.0.7 area 0
network 172.16.24.160 0.0.0.3 area 0
network 172.16.24.164 0.0.0.3 area 0
network 172.16.24.168 0.0.0.3 area 0
network 172.16.24.172 0.0.0.3 area 0
network 172.16.24.176 0.0.0.3 area 0
network 172.16.24.180 0.0.0.3 area 0
network 172.16.24.184 0.0.0.3 area 0
network 172.16.24.188 0.0.0.3 area 0
network 172.16.25.247 0.0.0.0 area 0
!
ip forward-protocol nd
!
ip http server
no ip http secure-server
!
ip route 10.27.64.0 255.255.255.0 10.27.65.1
ip route 172.19.48.8 255.255.255.248 172.19.48.65
ip route 172.19.48.128 255.255.255.248 172.19.48.73
ip route 172.19.48.144 255.255.255.248 172.19.48.73
ip route 172.19.48.160 255.255.255.248 172.19.48.73
ip route 172.19.48.176 255.255.255.248 172.19.48.73
ip route 172.19.48.192 255.255.255.248 172.19.48.73
ip route 172.19.48.208 255.255.255.248 172.19.48.73
ip route 172.19.48.224 255.255.255.248 172.19.48.73
ip route 172.19.48.240 255.255.255.248 172.19.48.73
!
access-list 1 permit 10.27.64.0 0.0.0.255
access-list 100 permit ip any any
access-list 102 permit ip 10.27.0.0 0.0.255.255 10.27.64.0 0.0.1.255
access-list 102 permit ip 10.64.0.0 0.1.255.255 10.27.64.0 0.0.1.255
access-list 102 permit ip 10.192.254.0 0.1.0.255 10.27.64.0 0.0.1.255
access-list 102 permit ip host 10.27.65.241 10.27.64.0 0.0.1.255
access-list 102 permit ip any host 10.27.65.10
access-list 102 permit ip any host 10.27.65.11
access-list 102 permit ip any host 10.27.64.51
access-list 102 permit ip any host 10.27.64.61
MONG CÁC CAO THỦ GIÚP ĐỠ
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