# 官方提供@yunTaoScripts 网络聚合 🔥🔥

# team

通过 nm-connection-editor 增加 team0 ,实现多网卡组合。

[root@rhel8-100 ~]# nmcli device status 
DEVICE      TYPE      STATE                   CONNECTION      
ens160      ethernet  connected               ens160          
team0       team      connected               team-connection 
virbr0      bridge    connected (externally)  virbr0          
ens224      ethernet  disconnected            --              
ens256      ethernet  disconnected            --                          
[root@rhel8-100 ~]# nmcli device disconnect team0 
Device 'team0' successfully disconnected.
[root@rhel8-100 ~]# nmcli device status 
DEVICE      TYPE      STATE                   CONNECTION 
ens160      ethernet  connected               ens160     
virbr0      bridge    connected (externally)  virbr0     
ens224      ethernet  disconnected            --         
ens256      ethernet  disconnected            --         
    
[root@rhel8-100 ~]# nmcli device connect ens224
Device 'ens224' successfully activated with '8ced061c-10eb-4e5c-9b04-14aee76fc27d'.
[root@rhel8-100 ~]# nmcli device status 
DEVICE      TYPE      STATE                   CONNECTION      
ens160      ethernet  connected               ens160          
team0       team      connected               team-connection 
virbr0      bridge    connected (externally)  virbr0          
ens224      ethernet  connected               team0 slave 1   
ens256      ethernet  disconnected            --

查看当前使用网卡

[root@rhel8-100 ~]# teamdctl team0 state
setup:
  runner: roundrobin
ports:
  ens224
    link watches:
      link summary: up
      instance[link_watch_0]:
        name: ethtool
        link: up
        down count: 0
[root@rhel8-100 ~]# nmcli device 
DEVICE      TYPE      STATE                   CONNECTION      
ens160      ethernet  connected               ens160          
team0       team      connected               team-connection 
virbr0      bridge    connected (externally)  virbr0          
ens224      ethernet  connected               team0 slave 1   
ens256      ethernet  disconnected            --              
lo          loopback  unmanaged               --              
virbr0-nic  tun       unmanaged               --              
[root@rhel8-100 ~]# nmcli device connect ens256
Device 'ens256' successfully activated with 'ee2ecbd1-f11a-45f2-bf81-847710423d28'.
[root@rhel8-100 ~]# teamdctl team0 state
setup:
  runner: roundrobin
ports:
  ens224
    link watches:
      link summary: up
      instance[link_watch_0]:
        name: ethtool
        link: up
        down count: 0
  ens256
    link watches:
      link summary: up
      instance[link_watch_0]:
        name: ethtool
        link: up
        down count: 0

bond接口与team接口的区别：

bond接口：仅支持2块网卡
team接口：与bond接口功能类似，区别在于team不需要手动加载相应的内核模块，它有更强的拓展性，支持8块网卡

# bond

[root@rhel8-100 ~]# cat /proc/net/bonding/bond0 
Ethernet Channel Bonding Driver: v4.18.0-305.el8.x86_64

Bonding Mode: fault-tolerance (active-backup)
Primary Slave: None
Currently Active Slave: ens224
MII Status: up
MII Polling Interval (ms): 1
Up Delay (ms): 0
Down Delay (ms): 0
Peer Notification Delay (ms): 0

Slave Interface: ens224
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:0c:29:30:23:d9
Slave queue ID: 0

Slave Interface: ens256
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:0c:29:30:23:e3
Slave queue ID: 0
[root@rhel8-100 ~]# nmcli device disconnect ens224
Device 'ens224' successfully disconnected.
[root@rhel8-100 ~]# cat /proc/net/bonding/bond0 
Ethernet Channel Bonding Driver: v4.18.0-305.el8.x86_64

Bonding Mode: fault-tolerance (active-backup)
Primary Slave: None
Currently Active Slave: ens256
MII Status: up
MII Polling Interval (ms): 1
Up Delay (ms): 0
Down Delay (ms): 0
Peer Notification Delay (ms): 0

Slave Interface: ens256
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:0c:29:30:23:e3
Slave queue ID: 0

# 通过ansible 配置网络聚合

[root@rhel8-100 home]# cat network-aggregation.yaml 
---
- hosts: rhel8-102
  vars:
    network_connections:
      - name: team0
        interface_name: team0
        state: up
        type: team
        ip:
          dhcp4: no
          gateway4: 192.168.26.2
          dns:
            - 192.168.26.2
          address:
            - 198.168.26.162/24
      - name: team-slave1
        state: up
        interface_name: ens256
        type: ethernet
        master: team0
      - name: team-slave2
        state: up
        interface_name: ens224
        type: ethernet
        master: team0
  roles:
  - rhel-system-roles.network

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