5560和5110链路聚合
注意：最好按照【建立聚合接口-重置物理接口并加入聚合组-在聚合组里做相关配置】的顺序来建立链路聚合，以防出现问题。
我发现这个二层链路聚合和三层链路聚合不同：三层聚合端口 物理端口下只有加入聚合组的配置，而二层聚合组还有从聚合口那复制出来的配置。比如trunk。这也是我之前配置不成功的原因。其实不按顺序也行，只要每个接口下的配置和按顺序来弄得配置一样就行。
在5560一侧
[HN-PY-Core-HX-S5560-1]interface Bridge-Aggregation 8
[HN-PY-Core-HX-S5560-1-Bridge-Aggregation8]link-aggregation mode dynamic
[HN-PY-Core-HX-S5560-1-Bridge-Aggregation8]quit
[HN-PY-Core-HX-S5560-1]interface GigabitEthernet 1/0/40
[HN-PY-Core-HX-S5560-1-GigabitEthernet1/0/40]default
This command will restore the default settings. Continue? [Y/N]:y
[HN-PY-Core-HX-S5560-1-GigabitEthernet1/0/40]port link-aggregation group 8
[HN-PY-Core-HX-S5560-1-GigabitEthernet1/0/40]quit
[HN-PY-Core-HX-S5560-1]interface GigabitEthernet 2/0/40
[HN-PY-Core-HX-S5560-1-GigabitEthernet2/0/40]default
This command will restore the default settings. Continue? [Y/N]:y
[HN-PY-Core-HX-S5560-1-GigabitEthernet2/0/40]port link-aggregation group 8
[HN-PY-Core-HX-S5560-1-GigabitEthernet2/0/40]quit
[HN-PY-Core-HX-S5560-1]interface Bridge-Aggregation 8
[HN-PY-Core-HX-S5560-1-Bridge-Aggregation8]port link-type trunk
Configuring GigabitEthernet1/0/40 done.
Configuring GigabitEthernet2/0/40 done.
[HN-PY-Core-HX-S5560-1-Bridge-Aggregation8]port trunk permit vlan 120
Configuring GigabitEthernet1/0/40 done.
Configuring GigabitEthernet2/0/40 done.
[HN-PY-Core-HX-S5560-1-Bridge-Aggregation8]
interface GigabitEthernet1/0/39
description TO_HN-PY-SJFW-JR-SW_1_G1/0/23
interface GigabitEthernet1/0/40
description TO_HN-PY-SJFW-JR-SW_2_G1/0/23
interface GigabitEthernet2/0/39
description TO_HN-PY-SJFW-JR-SW_1_G1/0/24
interface GigabitEthernet2/0/40
description TO_HN-PY-SJFW-JR-SW_2_G1/0/24
在5110一侧
[HN-PY-SJFW-JR-SW_2]interface Bridge-Aggregation 8
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]link-aggregation mode dynamic
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]quit
[HN-PY-SJFW-JR-SW_2]interface GigabitEthernet 1/0/23
[HN-PY-SJFW-JR-SW_2-GigabitEthernet1/0/23]port link-aggregation group 8
[HN-PY-SJFW-JR-SW_2-GigabitEthernet1/0/23]quit
[HN-PY-SJFW-JR-SW_2]interface GigabitEthernet 1/0/24
[HN-PY-SJFW-JR-SW_2-GigabitEthernet1/0/24]port link-aggregation group 8
[HN-PY-SJFW-JR-SW_2-GigabitEthernet1/0/24]quit
[HN-PY-SJFW-JR-SW_2]interface Bridge-Aggregation 8
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]description TO_HN-PY-Core-HX-S5560-1_G1/0/40&G2/0/4
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]port link-type trunk
Please wait... Done.
Configuring GigabitEthernet1/0/23... Done.
Configuring GigabitEthernet1/0/24... Done.
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]port trunk permit vlan 120
Please wait... Done.
Configuring GigabitEthernet1/0/23... Done.
Configuring GigabitEthernet1/0/24... Done.
[HN-PY-SJFW-JR-SW_2-Bridge-Aggregation8]
%Apr 26 21:11:03:358 2000 HN-PY-SJFW-JR-SW_2 LAGG/5/LAGG_ACTIVE: Member port GigabitEthernet1/0/23 of aggregation group BAGG8 becomes ACTIVE.
%Apr 26 21:11:03:525 2000 HN-PY-SJFW-JR-SW_2 IFNET/3/LINK_UPDOWN: Bridge-Aggregation8 link status is UP.
%Apr 26 21:11:03:655 2000 HN-PY-SJFW-JR-SW_2 LAGG/5/LAGG_ACTIVE: Member port GigabitEthernet1/0/24 of aggregation group BAGG8 becomes ACTIVE.
%Apr 26 21:11:03:825 2000 HN-PY-SJFW-JR-SW_2 MSTP/6/MSTP_FORWARDING: Instance 0‘s port Bridge-Aggregation8 has been set to forwarding state.
%Apr 26 21:11:03:995 2000 HN-PY-SJFW-JR-SW_2 MSTP/6/MSTP_DETECTED_TC: Instance 0‘s port Bridge-Aggregation8 detected a topology change.
#Apr 26 21:11:04:165 2000 HN-PY-SJFW-JR-SW_2 MSTP/1/PFWD:
Trap 1.3.6.1.4.1.25506.8.35.14.0.1<hh3cPortMstiStateForwarding>: Instance 0‘s Port 0.44433415 has been set to forwarding state!
双方的状态
[HN-PY-Core-HX-S5560-1]dis link-aggregation verbose
interface GigabitEthernet1/0/23
description TO_HN-PY-Core-HX-S5560-1_G1/0/40
interface GigabitEthernet1/0/24
description TO_HN-PY-Aggregate Interface: Bridge-Aggregation8
Aggregation Mode: Dynamic
Loadsharing Type: Shar
System ID: 0x8000, 1cab-3413-49e0
Local:
Port Status Priority Oper-Key Flag
--------------------------------------------------------------------------------
GE1/0/40 S 32768 4 {ACDEF}
GE2/0/40 S 32768 4 {ACDEF}
Remote:
Actor Partner Priority Oper-Key SystemID Flag
--------------------------------------------------------------------------------
GE1/0/40 23 32768 1 0x8000, 60da-8343-4600 {ACDEF}
GE2/0/40 24 32768 1 0x8000, 60da-8343-4600 {ACDEF}
<HN-PY-SJFW-JR-SW_2>dis link-aggregation verbose
Loadsharing Type: Shar -- Loadsharing, NonS -- Non-Loadsharing
Port Status: S -- Selected, U -- Unselected
Flags: A -- LACP_Activity, B -- LACP_Timeout, C -- Aggregation,
D -- Synchronization, E -- Collecting, F -- Distributing,
G -- Defaulted, H -- Expired
Aggregation Interface: Bridge-Aggregation8
Aggregation Mode: Dynamic
Loadsharing Type: Shar
System ID: 0x8000, 60da-8343-4600
Local:
Port Status Priority Oper-Key Flag
--------------------------------------------------------------------------------
GE1/0/23 S 32768 1 {ACDEF}
GE1/0/24 S 32768 1 {ACDEF}
Remote:
Actor Partner Priority Oper-Key SystemID Flag
--------------------------------------------------------------------------------
GE1/0/23 40 32768 4 0x8000, 1cab-3413-49e0 {ACDEF}
GE1/0/24 103 32768 4 0x8000, 1cab-3413-49e0 {ACDEF}
<HN-PY-SJFW-JR-SW_2>