高可用网络配置

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nmcli connection add type bond mode balance-rr con-name bond0 ifname bond0 ipv4.method manual ipv4.addresses 192.168.161.128/24 ipv4.gateway 192.168.161.1 ipv4.dns 192.168.161.1

nmcli connection add type bond-slave con-name bond-slave0 ifname ens34 master bond0

nmcli connection add type bond-slave con-name bond-slave1 ifname ens35 master bond0

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nmcli device delete bond0
rm -rf /etc/sysconfig/network-scripts/ifcfg-bond*

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nmcli connection add type team con-name team0 ifname team0 config '{"runner":{"name":"activebackup"}}' ipv4.addresses 172.16.12.250/24 ipv4.gateway 172.16.12.2 ipv4.dns 172.16.12.2 ipv4.method manual

nmcli connection add type team-slave con-name team0-port1 ifname ens34 master team0

nmcli connection add type team-slave con-name team0-port2 ifname ens35 master team0

systemctl restart network

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pstree |grep NetworkManager

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systemctl list-unit-files|grep network

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tcpdump icmp -i ens33 -b

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ping -c30 -s1000 192.168.161.206

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ss -ua
或
netstat -ua

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ss -tuan

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ss -tua

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arp

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ifconfig lo down

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ifup lo
或
ifconfig lo up

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ip address flush dev lo

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ifconfig  ens34 hw  ether   '00:0c:29:4d:6a:51'
或者
ip link set dev ens34  address  '00:0c:29:4d:6a:47'