开启DMVPN 第三阶段 :: Hub--- ip nhrp redirect ; Spoke--- ip nhrp shortcut--Bruce 实验和理论都验证是正确的。
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开启DMVPN 第三阶段 :: Hub--- ip nhrp redirect ; Spoke--- ip nhrp shortcut--Bruce 实验和理论都验证是正确的。
R17#show running-config interface tunnel 0
Building configuration...
Current configuration : 435 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.1 255.255.255.0
no ip redirects
ip mtu 1400
no ip next-hop-self eigrp 45678
no ip split-horizon eigrp 45678
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map multicast dynamic
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp redirect -------在Hub点配置 ip nhrp redirect 开启 DMVPN 第三阶段。
ip tcp adjust-mss 1360
delay 1000
tunnel source Ethernet0/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R17#
R17#
Building configuration...
Current configuration : 435 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.1 255.255.255.0
no ip redirects
ip mtu 1400
no ip next-hop-self eigrp 45678
no ip split-horizon eigrp 45678
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map multicast dynamic
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp redirect -------在Hub点配置 ip nhrp redirect 开启 DMVPN 第三阶段。
ip tcp adjust-mss 1360
delay 1000
tunnel source Ethernet0/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R17#
R17#
R17#show ip nhrp
10.18.19.1/32
Tunnel0 created 00:00:02, expire 00:03:02
Type: incomplete, Flags: negative
Cache hits: 2
10.18.19.18/32 via 10.18.19.18
Tunnel0 created 01:32:27, expire 00:04:12
Type: dynamic, Flags: unique registered
NBMA address: 203.3.18.2
10.18.19.19/32 via 10.18.19.19
Tunnel0 created 01:32:23, expire 00:04:16
Type: dynamic, Flags: unique registered used
NBMA address: 203.3.19.2
R17#
10.18.19.1/32
Tunnel0 created 00:00:02, expire 00:03:02
Type: incomplete, Flags: negative
Cache hits: 2
10.18.19.18/32 via 10.18.19.18
Tunnel0 created 01:32:27, expire 00:04:12
Type: dynamic, Flags: unique registered
NBMA address: 203.3.18.2
10.18.19.19/32 via 10.18.19.19
Tunnel0 created 01:32:23, expire 00:04:16
Type: dynamic, Flags: unique registered used
NBMA address: 203.3.19.2
R17#
R18#show running-config interface t
R18#show running-config interface tunnel 0
Building configuration...
Current configuration : 430 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.18 255.255.255.0
no ip redirects
ip mtu 1400
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map 10.18.19.1 203.3.17.2
ip nhrp map multicast 203.3.17.2
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp nhs 10.18.19.1
ip nhrp shortcut-------------在Spoke点配置 ip nhrp shortcut 开启DMVPN第三阶段。
R18#show running-config interface tunnel 0
Building configuration...
Current configuration : 430 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.18 255.255.255.0
no ip redirects
ip mtu 1400
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map 10.18.19.1 203.3.17.2
ip nhrp map multicast 203.3.17.2
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp nhs 10.18.19.1
ip nhrp shortcut-------------在Spoke点配置 ip nhrp shortcut 开启DMVPN第三阶段。
ip tcp adjust-mss 1360
delay 1000
tunnel source Serial4/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R18#
R18#ping 10.18.19.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 9/9/10 ms
R18#ping 10.18.19.18
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.18, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/19/23 ms
R18#ping 10.18.19.19
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.19, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 15/17/19 ms
R18#
R18#
delay 1000
tunnel source Serial4/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R18#
R18#ping 10.18.19.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 9/9/10 ms
R18#ping 10.18.19.18
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.18, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/19/23 ms
R18#ping 10.18.19.19
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.19, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 15/17/19 ms
R18#
R18#
R18#tr
R18#traceroute 10.18.19.1
Type escape sequence to abort.
Tracing the route to 10.18.19.1
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.1 10 msec * 14 msec
R18#
R18#traceroute 10.18.19.19
Type escape sequence to abort.
Tracing the route to 10.18.19.19
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.19 20 msec * 19 msec
R18#
R18#
R18#traceroute 10.18.19.1
Type escape sequence to abort.
Tracing the route to 10.18.19.1
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.1 10 msec * 14 msec
R18#
R18#traceroute 10.18.19.19
Type escape sequence to abort.
Tracing the route to 10.18.19.19
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.19 20 msec * 19 msec
R18#
R18#
R19#
R19#show run
R19#show running-config itner
R19#show running-config int
R19#show running-config interface tu
R19#show running-config interface tunnel 0
Building configuration...
Current configuration : 430 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.19 255.255.255.0
no ip redirects
ip mtu 1400
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map 10.18.19.1 203.3.17.2
ip nhrp map multicast 203.3.17.2
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp nhs 10.18.19.1
ip nhrp shortcut------------------在Spoke点配置 ip nhrp shortcut 开启DMVPN第三阶段。
ip tcp adjust-mss 1360
delay 1000
tunnel source Serial4/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R19#
R19#
R19#ping 10.18.19.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 7/8/10 ms
R19#ping 10.18.19.18
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.18, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/19/27 ms
R19#ping 10.18.19.19
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.19, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/22/35 ms
R19#
R19#
R19#show ip nhr
R19#show ip nhrp
10.18.19.1/32 via 10.18.19.1
Tunnel0 created 01:32:17, never expire
Type: static, Flags: used
NBMA address: 203.3.17.2
10.18.19.18/32 via 10.18.19.18
Tunnel0 created 00:02:52, expire 00:02:07
Type: dynamic, Flags: router used
NBMA address: 203.3.18.2
10.18.19.19/32 via 10.18.19.19
Tunnel0 created 00:02:52, expire 00:02:07
Type: dynamic, Flags: router unique local
NBMA address: 203.3.19.2
(no-socket)
R19#
R19#
R19#show run
R19#show running-config itner
R19#show running-config int
R19#show running-config interface tu
R19#show running-config interface tunnel 0
Building configuration...
Current configuration : 430 bytes
!
interface Tunnel0
bandwidth 1000
ip address 10.18.19.19 255.255.255.0
no ip redirects
ip mtu 1400
ip pim sparse-mode
ip nhrp authentication 45678key
ip nhrp map 10.18.19.1 203.3.17.2
ip nhrp map multicast 203.3.17.2
ip nhrp network-id 45678
ip nhrp holdtime 300
ip nhrp nhs 10.18.19.1
ip nhrp shortcut------------------在Spoke点配置 ip nhrp shortcut 开启DMVPN第三阶段。
ip tcp adjust-mss 1360
delay 1000
tunnel source Serial4/0
tunnel mode gre multipoint
tunnel vrf LOCALSP
end
R19#
R19#
R19#ping 10.18.19.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 7/8/10 ms
R19#ping 10.18.19.18
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.18, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/19/27 ms
R19#ping 10.18.19.19
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.18.19.19, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 18/22/35 ms
R19#
R19#
R19#show ip nhr
R19#show ip nhrp
10.18.19.1/32 via 10.18.19.1
Tunnel0 created 01:32:17, never expire
Type: static, Flags: used
NBMA address: 203.3.17.2
10.18.19.18/32 via 10.18.19.18
Tunnel0 created 00:02:52, expire 00:02:07
Type: dynamic, Flags: router used
NBMA address: 203.3.18.2
10.18.19.19/32 via 10.18.19.19
Tunnel0 created 00:02:52, expire 00:02:07
Type: dynamic, Flags: router unique local
NBMA address: 203.3.19.2
(no-socket)
R19#
R19#
R19#tr
R19#traceroute 10.18.19.1
Type escape sequence to abort.
Tracing the route to 10.18.19.1
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.1 10 msec * 11 msec
R19#
R19#
R19#traceroute 10.18.19.18
Type escape sequence to abort.
Tracing the route to 10.18.19.18
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.18 24 msec * 18 msec
R19#
R19#
R19#traceroute 10.18.19.1
Type escape sequence to abort.
Tracing the route to 10.18.19.1
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.1 10 msec * 11 msec
R19#
R19#
R19#traceroute 10.18.19.18
Type escape sequence to abort.
Tracing the route to 10.18.19.18
VRF info: (vrf in name/id, vrf out name/id)
1 10.18.19.18 24 msec * 18 msec
R19#
R19#
主题： 开启DMVPN 第三阶段 :: Hub--- ip nhrp redirect ; Spoke--- ip nhrp shortcutR17#show ip nhrp
10.100.0.1/32
Tunnel0 created 00:00:07, expire 00:02:57
Type: incomplete, Flags: negative
Cache hits: 2
10.100.0.19/32 via 10.100.0.19
Tunnel0 created 00:08:37, expire 01:51:23
Type: dynamic, Flags: unique registered used
NBMA address: 192.0.2.19
10.100.0.20/32 via 10.100.0.20
Tunnel0 created 00:05:16, expire 01:54:44
Type: dynamic, Flags: unique registered
NBMA address: 192.0.2.20
10.100.0.21/32 via 10.100.0.21
Tunnel0 created 00:01:26, expire 01:58:33
Type: dynamic, Flags: unique registered
NBMA address: 192.0.2.21
R17#
R17#--------------------------------R17#show running-config | sec interface Tunnel0
interface Tunnel0
ip address 10.100.0.1 255.255.255.0
no ip redirects -------redirects Enable sending ICMP Redirect messages--只要开启ip nhrp redirect ，就默认关闭掉ICMP重定向。
ip nhrp map multicast dynamic
ip nhrp network-id 1
ip nhrp redirect
tunnel source Ethernet0/0
tunnel mode gre multipoint
R17#----------------------interface Tunnel0
ip address 10.100.0.19 255.255.255.0
no ip redirects -------redirects Enable sending ICMP Redirect messages--只要开启ip nhrp shortcut ，就默认关闭掉ICMP重定向。
ip nhrp map 10.100.0.1 192.0.2.2
ip nhrp map multicast 192.0.2.2
ip nhrp network-id 1
ip nhrp nhs 10.100.0.1
ip nhrp shortcut
tunnel source Dialer1
tunnel mode gre multipoint
!--------------------------R19#show ip nhrp
10.100.0.1/32 via 10.100.0.1
Tunnel0 created 00:23:06, never expire
Type: static, Flags: used
NBMA address: 192.0.2.2
10.100.0.19/32 via 10.100.0.19
Tunnel0 created 00:15:22, expire 01:54:25
Type: dynamic, Flags: router unique local
NBMA address: 192.0.2.19
(no-socket)
10.100.0.20/32 via 10.100.0.20
Tunnel0 created 00:05:34, expire 01:54:25
Type: dynamic, Flags: router implicit used nhop
NBMA address: 192.0.2.20
10.100.0.21/32 via 10.100.0.21
Tunnel0 created 00:15:22, expire 01:44:37
Type: dynamic, Flags: router nhop
NBMA address: 192.0.2.21
R19#
R19#
R19#
0 0
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