修改B的设备编号
<H3C>system-view
System View: return to User View with Ctrl+Z.
[H3C]irf member 1 renumber 2
Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]y
[H3C]quit
< H3C >reboot
A也要重启reboot
修改A的优先级，并配置irf端口，并绑定物理端口Ten-GigabitEthernet 1/0/52
<H3C>system-view
[H3C]irf member 1 priority 5
[H3C]interface Ten-GigabitEthernet 1/0/52
[H3C-Ten-GigabitEthernet1/0/52]shutdown
[H3C-Ten-GigabitEthernet1/0/52]quit
[H3C]irf-port 1/2
[H3C-irf-port1/2]port group interface Ten-GigabitEthernet 1/0/52
[H3C-irf-port1/2]quit
[H3C]interface Ten-GigabitEthernet 1/0/52
[H3C-Ten-GigabitEthernet1/0/52]undo shutdown
[H3C-Ten-GigabitEthernet1/0/52]save
[H3C-Ten-GigabitEthernet1/0/52]
配置B的irf端口，并绑定物理端口Ten-GigabitEthernet 1/0/52
[H3C]interface Ten-GigabitEthernet 2/0/52
[H3C-Ten-GigabitEthernet2/0/52]shutdown
[H3C-Ten-GigabitEthernet2/0/52]quit
[H3C]irf-port 2/1
[H3C-irf-port2/1]port group interface Ten-GigabitEthernet 2/0/52
[H3C-irf-port2/1]quit
[H3C]interface Ten-GigabitEthernet 2/0/52
[H3C-Ten-GigabitEthernet2/0/52]undo shutdown
[H3C-Ten-GigabitEthernet2/0/52]save
[H3C-Ten-GigabitEthernet2/0/52]
激活A的irf端口配置
[H3C]irf-port-configuration active
激活B的irf端口配置（竞选失败的一方会自动重启）
[H3C]irf-port-configuration active
在A上创建动态聚合端口
[H3C]interface Bridge-Aggregation 2
[H3C-Bridge-Aggregation2]link-aggregation mode dynamic
[H3C-Bridge-Aggregation2]mad en
[H3C-Bridge-Aggregation2]mad enable
You need to assign a domain ID (range: 0-4294967295)
[Current domain is: 0]: \回车
The assigned domain ID is: 0
MAD LACP only enable on dynamic aggregation interface.
[H3C-Bridge-Aggregation2]quit
[H3C]
在A上添加聚合端口
[H3C]interface GigabitEthernet 1/0/1
[H3C-GigabitEthernet1/0/1]port link-aggregation group 2
[H3C-GigabitEthernet1/0/1]quit
[H3C]interface GigabitEthernet 2/0/1
[H3C-GigabitEthernet2/0/1]port link-aggregation group 2
设备C的配置聚合端口
<H3C>system-view
[H3C]interface Bridge-Aggregation 2
[H3C-Bridge-Aggregation2]link-aggregation mode dynamic
[H3C-Bridge-Aggregation2]quit
[H3C]interface GigabitEthernet 1/0/1
[H3C-GigabitEthernet1/0/1]port link-aggregation group 2
[H3C-GigabitEthernet1/0/1]quit
[H3C]interface GigabitEthernet 1/0/2
[H3C-GigabitEthernet1/0/2]port link-aggregation group 2
测试
<H3C>dis irf
MemberID Role Priority CPU-Mac Description
*1 Master 5 5ed5-baab-0100 ---
+2 Standby 1 5ed5-c2b9-0200 ---
--------------------------------------------------
* indicates the device is the master.
+ indicates the device through which the user logs in.
The Bridge MAC of the IRF is: 5ed5-baab-0100
Auto upgrade : yes
Mac persistent : 6 min
Domain ID
<H3C>dis irf configuration
MemberID NewID IRF-Port1 IRF-Port2
1 1 disable Ten-GigabitEthernet1/0/52
2 2 Ten-GigabitEthernet2/0/52 disable
<H3C>dis irf topology
Topology Info
-------------------------------------------------------------------------
IRF-Port1 IRF-Port2
MemberID Link neighbor Link neighbor Belong To
1 DIS --- UP 2 5ed5-baab-0100
2 UP 1 DIS --- 5ed5-baab-0100
<H3C>dis mad
MAD ARP disabled.
MAD ND disabled.
MAD LACP enabled.
MAD BFD disabled.
[H3C-GigabitEthernet2/0/1]dis mad verbose
Current MAD status: Detect
Excluded ports(configurable):
Excluded ports(can not be configured):
Ten-GigabitEthernet1/0/52
Ten-GigabitEthernet2/0/52
MAD ARP disabled.
MAD ND disabled.
MAD enabled aggregation port:
Bridge-Aggregation2
MAD BFD disabled.
[H3C]dis link-aggregation verbose
Loadsharing Type: Shar -- Loadsharing, NonS -- Non-Loadsharing
Port Status: S -- Selected, U -- Unselected, I -- Individual
Flags: A -- LACP_Activity, B -- LACP_Timeout, C -- Aggregation,
D -- Synchronization, E -- Collecting, F -- Distributing,
G -- Defaulted, H -- Expired
Aggregate Interface: Bridge-Aggregation2
Aggregation Mode: Dynamic
Loadsharing Type: Shar
System ID: 0x8000, 5ed5-baab-0100
Local:
Port Status Priority Oper-Key Flag
--------------------------------------------------------------------------------
GE1/0/1 S 32768 1 {ACDEF}
GE2/0/1 S 32768 1 {ACDEF}
Remote:
Actor Partner Priority Oper-Key SystemID Flag
--------------------------------------------------------------------------------
GE1/0/1 2 32768 1 0x8000, 5ed5-cba3-0300 {ACDEF}
GE2/0/1 3 32768 1 0x8000, 5ed5-cba3-0300 {ACDEF}