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Host is unreachable 问题，六安人民医院，增加路由来解决 #8

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opened 2025-12-08 19:50:04 +08:00 by bigtran · 0 comments
bigtran commented 2025-12-08 19:50:04 +08:00
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image.png

修正后的

opm@opm:~$ ip route
default via 192.168.183.254 dev enxdc326293434e proto static metric 20100
default via 192.168.3.1 dev enp2s0 proto static metric 20101
169.254.0.0/16 dev enxdc326293434e scope link metric 1000
192.168.3.0/24 dev enp2s0 proto kernel scope link src 192.168.3.200 metric 101
192.168.183.0/24 dev enxdc326293434e proto kernel scope link src 192.168.183.40 metric 100

192.168.206.0/24 via 192.168.183.254 dev enxdc326293434e proto static metric 100

image.png

注意，通过ip route add 增加的，只会加到内存里，不会体现在前端

解决之前的状态

root@opm:~# ip route
default via 192.168.3.1 dev enp2s0 proto static metric 20101
default via 192.168.183.254 dev enxdc326293434e proto static metric 20104
169.254.0.0/16 dev enxdc326293434e scope link metric 1000
192.168.3.0/24 dev enp2s0 proto kernel scope link src 192.168.3.200 metric 103
192.168.183.0/24 dev enxdc326293434e proto kernel scope link src 192.168.183.40 metric 104

opm@opm:/var/opm/bin/tcpsvr$ arp -a

? (192.168.3.230) 位于 54:14:a7:57:bb:39 [ether] 在 enp2s0
? (192.168.183.254) 位于 48:81:d4:cb:88:a7 [ether] 在 enxdc326293434e
? (192.168.3.1) 位于 在 enp2s0
? (192.168.3.111) 位于 d4:93:90:40:8c:7c [ether] 在 enp2s0
opm@opm:/var/opm/bin/tcpsvr$

opm@opm:/var/opm/bin/tcpsvr$ ifconfig
enp2s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.3.200 netmask 255.255.255.0 broadcast 192.168.3.255
inet6 fe80::541b:f278:456d:975d prefixlen 64 scopeid 0x20
ether 00:e0:4f:34:bb:87 txqueuelen 1000 (以太网)
RX packets 26467 bytes 1742171 (1.7 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 17803 bytes 1435340 (1.4 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

enxdc326293434e: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.183.40 netmask 255.255.255.0 broadcast 192.168.183.255
inet6 fe80::6707:6084:7b32:b97d prefixlen 64 scopeid 0x20
ether dc:32:62:93:43:4e txqueuelen 1000 (以太网)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10
loop txqueuelen 1000 (本地环回)
RX packets 588278 bytes 2257996622 (2.2 GB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 588278 bytes 2257996622 (2.2 GB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

opm@opm:/var/opm/bin/tcpsvr$ ping 192.168.206.89
PING 192.168.206.89 (192.168.206.89) 56(84) bytes of data.
From 192.168.3.200 icmp_seq=1 Destination Host Unreachable
From 192.168.3.200 icmp_seq=2 Destination Host Unreachable
From 192.168.3.200 icmp_seq=3 Destination Host Unreachable
From 192.168.3.200 icmp_seq=4 Destination Host Unreachable
From 192.168.3.200 icmp_seq=5 Destination Host Unreachable
From 192.168.3.200 icmp_seq=6 Destination Host Unreachable
From 192.168.3.200 icmp_seq=7 Destination Host Unreachable
From 192.168.3.200 icmp_seq=8 Destination Host Unreachable
From 192.168.3.200 icmp_seq=9 Destination Host Unreachable
From 192.168.3.200 icmp_seq=10 Destination Host Unreachable
From 192.168.3.200 icmp_seq=11 Destination Host Unreachable
From 192.168.3.200 icmp_seq=12 Destination Host Unreachable
From 192.168.3.200 icmp_seq=13 Destination Host Unreachable
From 192.168.3.200 icmp_seq=14 Destination Host Unreachable
From 192.168.3.200 icmp_seq=15 Destination Host Unreachable
From 192.168.3.200 icmp_seq=19 Destination Host Unreachable
From 192.168.3.200 icmp_seq=20 Destination Host Unreachable
From 192.168.3.200 icmp_seq=21 Destination Host Unreachable
From 192.168.3.200 icmp_seq=22 Destination Host Unreachable
From 192.168.3.200 icmp_seq=23 Destination Host Unreachable
From 192.168.3.200 icmp_seq=24 Destination Host Unreachable
From 192.168.3.200 icmp_seq=25 Destination Host Unreachable
From 192.168.3.200 icmp_seq=26 Destination Host Unreachable
From 192.168.3.200 icmp_seq=27 Destination Host Unreachable
From 192.168.3.200 icmp_seq=28 Destination Host Unreachable

opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -T 192.168.206.89
traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets
1 192.168.3.200 (192.168.3.200) 1098.190 ms !H 1098.179 ms !H 1098.164 ms !H
opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -U 192.168.206.89
traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets
1 opm (192.168.3.200) 1122.572 ms !H 1122.545 ms !H 1122.526 ms !H
opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -I 192.168.206.89
traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets
1 192.168.3.200 (192.168.3.200) 1917.758 ms !H 1917.752 ms !H 1917.755 ms !H

![image.png](/attachments/406d6a76-192e-4c52-b856-e40e39dc96bc) # 修正后的 opm@opm:~$ ip route default via 192.168.183.254 dev enxdc326293434e proto static metric 20100 default via 192.168.3.1 dev enp2s0 proto static metric 20101 169.254.0.0/16 dev enxdc326293434e scope link metric 1000 192.168.3.0/24 dev enp2s0 proto kernel scope link src 192.168.3.200 metric 101 192.168.183.0/24 dev enxdc326293434e proto kernel scope link src 192.168.183.40 metric 100 ## 192.168.206.0/24 via 192.168.183.254 dev enxdc326293434e proto static metric 100 ![image.png](/attachments/da7e378d-4c32-455c-92dd-be8d9c86fdc1) # 注意，通过ip route add 增加的，只会加到内存里，不会体现在前端 # 解决之前的状态 root@opm:~# ip route default via 192.168.3.1 dev enp2s0 proto static metric 20101 default via 192.168.183.254 dev enxdc326293434e proto static metric 20104 169.254.0.0/16 dev enxdc326293434e scope link metric 1000 192.168.3.0/24 dev enp2s0 proto kernel scope link src 192.168.3.200 metric 103 192.168.183.0/24 dev enxdc326293434e proto kernel scope link src 192.168.183.40 metric 104 opm@opm:/var/opm/bin/tcpsvr$ arp -a ? (192.168.3.230) 位于 54:14:a7:57:bb:39 [ether] 在 enp2s0 ? (192.168.183.254) 位于 48:81:d4:cb:88:a7 [ether] 在 enxdc326293434e ? (192.168.3.1) 位于 <incomplete> 在 enp2s0 ? (192.168.3.111) 位于 d4:93:90:40:8c:7c [ether] 在 enp2s0 opm@opm:/var/opm/bin/tcpsvr$ opm@opm:/var/opm/bin/tcpsvr$ ifconfig enp2s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.3.200 netmask 255.255.255.0 broadcast 192.168.3.255 inet6 fe80::541b:f278:456d:975d prefixlen 64 scopeid 0x20<link> ether 00:e0:4f:34:bb:87 txqueuelen 1000 (以太网) RX packets 26467 bytes 1742171 (1.7 MB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 17803 bytes 1435340 (1.4 MB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 enxdc326293434e: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.183.40 netmask 255.255.255.0 broadcast 192.168.183.255 inet6 fe80::6707:6084:7b32:b97d prefixlen 64 scopeid 0x20<link> ether dc:32:62:93:43:4e txqueuelen 1000 (以太网) RX packets 0 bytes 0 (0.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 0 bytes 0 (0.0 B) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 inet6 ::1 prefixlen 128 scopeid 0x10<host> loop txqueuelen 1000 (本地环回) RX packets 588278 bytes 2257996622 (2.2 GB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 588278 bytes 2257996622 (2.2 GB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 opm@opm:/var/opm/bin/tcpsvr$ ping 192.168.206.89 PING 192.168.206.89 (192.168.206.89) 56(84) bytes of data. From 192.168.3.200 icmp_seq=1 Destination Host Unreachable From 192.168.3.200 icmp_seq=2 Destination Host Unreachable From 192.168.3.200 icmp_seq=3 Destination Host Unreachable From 192.168.3.200 icmp_seq=4 Destination Host Unreachable From 192.168.3.200 icmp_seq=5 Destination Host Unreachable From 192.168.3.200 icmp_seq=6 Destination Host Unreachable From 192.168.3.200 icmp_seq=7 Destination Host Unreachable From 192.168.3.200 icmp_seq=8 Destination Host Unreachable From 192.168.3.200 icmp_seq=9 Destination Host Unreachable From 192.168.3.200 icmp_seq=10 Destination Host Unreachable From 192.168.3.200 icmp_seq=11 Destination Host Unreachable From 192.168.3.200 icmp_seq=12 Destination Host Unreachable From 192.168.3.200 icmp_seq=13 Destination Host Unreachable From 192.168.3.200 icmp_seq=14 Destination Host Unreachable From 192.168.3.200 icmp_seq=15 Destination Host Unreachable From 192.168.3.200 icmp_seq=19 Destination Host Unreachable From 192.168.3.200 icmp_seq=20 Destination Host Unreachable From 192.168.3.200 icmp_seq=21 Destination Host Unreachable From 192.168.3.200 icmp_seq=22 Destination Host Unreachable From 192.168.3.200 icmp_seq=23 Destination Host Unreachable From 192.168.3.200 icmp_seq=24 Destination Host Unreachable From 192.168.3.200 icmp_seq=25 Destination Host Unreachable From 192.168.3.200 icmp_seq=26 Destination Host Unreachable From 192.168.3.200 icmp_seq=27 Destination Host Unreachable From 192.168.3.200 icmp_seq=28 Destination Host Unreachable opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -T 192.168.206.89 traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets 1 192.168.3.200 (192.168.3.200) 1098.190 ms !H 1098.179 ms !H 1098.164 ms !H opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -U 192.168.206.89 traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets 1 opm (192.168.3.200) 1122.572 ms !H 1122.545 ms !H 1122.526 ms !H opm@opm:/var/opm/bin/tcpsvr$ sudo traceroute -I 192.168.206.89 traceroute to 192.168.206.89 (192.168.206.89), 30 hops max, 60 byte packets 1 192.168.3.200 (192.168.3.200) 1917.758 ms !H 1917.752 ms !H 1917.755 ms !H
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bigtran changed title from Host is unreachable 问题，六安人民医院 to Host is unreachable 问题，六安人民医院，增加路由来解决 2025-12-08 19:50:15 +08:00
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