82节点
[root@kunpeng82 devuser]# ip a del 172.168.1.82/24 dev lo [root@kunpeng82 devuser]# ip a del 172.168.1.82/32 dev lo RTNETLINK answers: Cannot assign requested address [root@kunpeng82 devuser]# ip a add 172.168.1.82/32 dev lo --------------32位 [root@kunpeng82 devuser]# ping 172.168.1.83 PING 172.168.1.83 (172.168.1.83) 56(84) bytes of data. ^C --- 172.168.1.83 ping statistics --- 1 packets transmitted, 0 received, 100% packet loss, time 0ms [root@kunpeng82 devuser]# ping 172.168.1.82 PING 172.168.1.82 (172.168.1.82) 56(84) bytes of data. 64 bytes from 172.168.1.82: icmp_seq=1 ttl=64 time=0.048 ms 64 bytes from 172.168.1.82: icmp_seq=2 ttl=64 time=0.013 ms ^C --- 172.168.1.82 ping statistics --- 2 packets transmitted, 2 received, 0% packet loss, time 1015ms rtt min/avg/max/mdev = 0.013/0.030/0.048/0.018 ms [root@kunpeng82 devuser]# ping 172.168.1.81 PING 172.168.1.81 (172.168.1.81) 56(84) bytes of data. ^C --- 172.168.1.81 ping statistics --- 1 packets transmitted, 0 received, 100% packet loss, time 0ms [root@kunpeng82 devuser]#
81节点上
[root@bogon ~]# ip a |head 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: enahisic2i0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether 48:57:02:64:ea:1b brd ff:ff:ff:ff:ff:ff inet 10.10.16.81/24 brd 10.10.16.255 scope global noprefixroute enahisic2i0 valid_lft forever preferred_lft forever [root@bogon ~]# ip a add 172.168.1.81/32 dev lo [root@bogon ~]#
[root@kunpeng82 devuser]# ping 172.168.1.81 --------------还是不通 PING 172.168.1.81 (172.168.1.81) 56(84) bytes of data. ^C --- 172.168.1.81 ping statistics --- 4 packets transmitted, 0 received, 100% packet loss, time 3109ms [root@kunpeng82 devuser]#
[root@kunpeng82 devuser]# route add -host 172.168.1.81/32 dev enahisic2i0 [root@kunpeng82 devuser]#
[root@kunpeng82 devuser]# route add -host 172.168.1.81/32 dev enahisic2i0 [root@kunpeng82 devuser]# route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 10.10.16.254 0.0.0.0 UG 0 0 0 enahisic2i0 10.10.16.0 0.0.0.0 255.255.255.0 U 0 0 0 enahisic2i0 10.10.29.0 0.0.0.0 255.255.255.0 U 0 0 0 enahisic2i3 172.168.1.81 0.0.0.0 255.255.255.255 UH 0 0 0 enahisic2i0 192.168.11.0 0.0.0.0 255.255.255.0 U 0 0 0 enah2i3.900 192.168.12.0 0.0.0.0 255.255.255.0 U 0 0 0 enahisic2i3.101 192.168.16.0 0.0.0.0 255.255.255.0 U 0 0 0 enahisic2i2 [root@kunpeng82 devuser]#
[root@bogon ~]# route add -host 172.168.1.82/32 dev enahisic2i0 [root@bogon ~]# ping 172.168.1.82 --------------------可以通信了 PING 172.168.1.82 (172.168.1.82) 56(84) bytes of data. 64 bytes from 172.168.1.82: icmp_seq=1 ttl=64 time=0.172 ms ^C --- 172.168.1.82 ping statistics --- 1 packets transmitted, 1 received, 0% packet loss, time 0ms rtt min/avg/max/mdev = 0.172/0.172/0.172/0.000 ms [root@bogon ~]#
[root@bogon ~]# route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 10.10.16.254 0.0.0.0 UG 100 0 0 enahisic2i0 10.2.2.0 0.0.0.0 255.255.255.0 U 0 0 0 br0 10.10.16.0 0.0.0.0 255.255.255.0 U 100 0 0 enahisic2i0 172.16.100.0 0.0.0.0 255.255.255.0 U 0 0 0 brq8f6896a0-e4 172.168.1.82 0.0.0.0 255.255.255.255 UH 0 0 0 enahisic2i0 192.168.16.0 0.0.0.0 255.255.255.0 U 0 0 0 enahisic2i2 192.168.122.0 0.0.0.0 255.255.255.0 U 0 0 0 virbr0 [root@bogon ~]#