硬件信息:
1、HPE C7000 刀箱
2、6127XLG交换机(2台6127XLG在interconnect bay3和bay4槽位)
3、HPE ProLiant BL460c Gen9(16台刀片的Mezz slot1上均是560M的网卡)
操作系统:
Ubuntu 14.04
问题现象:
用户在系统下对MeZZanine1:1和MeZZanine1:2对应的560M两个网口配置了基于二层哈希的网卡绑定,与之port mapping的两个IRF的6127XLG配置动态LACP,协商报文一直只有ACT,并且没有AGG进一步的状态变更,而更换成静态LACP,交换机侧不再发协商报文。且两种LACP模式的下联口聚合端口的状态都是unselected,表示未协商成功。导致系统下网卡负载均衡绑定不成功。
Ubuntu操作系统下报错:
[Port 2: rx_machine] selected <- UNSELECTED
[Port 2: rx_machine] Slave 2,partner state changed!
[Port 2: mux_machine] ->DETACHED
[Port 1: mux_machine] DETACHED -> WAITING
[Port 2: mux_machine] DETACHED -> WAITING
[Port 1: mux_machine] ATTACHED Entered
[Port 2: mux_machine] ATTACHED Entered
[Port 1: mux_machine] ATTACHED -> COLLECTING
[Port 2: mux_machine] ATTACHED -> COLLECTING
6127XLG交换机测显示异常,两个LACP端口全部Unselected
AGG AGG Partner ID Selected Unselected Individual Share
Interface Mode Ports Ports Ports Type
------------------------------------------------------------------------------------
BAGG1 S None 0 2 0 Shar
BAGG2 S None 0 2 0 Shar
一、6127XLG交换机静态LACP:
聚合配置如下:
interface Bridge-Aggregation2
port link-type trunk
undo port trunk permit vlan 1
port trunk permit vlan 112 to 120
undo stp enable
1.服务器内部协商状态如下,此时服务器侧收到的协商报文,交换板侧状态只有ACT,没有AGG。
2.服务器侧的收发协商报文,没有再收到交换机侧的报文,未协商成功。
3.此时交换机状态,聚合端口全部unselected:
二、6127XLG交换机动态LACP:
聚合配置如下:
interface Bridge-Aggregation2
port link-type trunk
undo port trunk permit vlan 1
port trunk permit vlan 112 to 120
link-aggregation mode dynamic
undo stp enable
1.服务器内部协商状态如下,此时服务器侧收到的协商报文,交换板侧状态只有ACT,没有AGG。
2.此时服务器侧和交换机一直在协商状态,交换机侧也会一直发送协商报文,未协商成功。
3.此时交换机状态unselected:
用户一共16把刀片,由于配置的都是IRF后6127XLG对应的下联口,于是远程连接用户环境,选择一台新刀片配置,发现按照如下顺序配置,则6127XLG链路聚合端口状态全部为selected,并且操作系统下网卡绑定也配置成功。
[HPE]interface Bridge-Aggregation 1
[HPE-Bridge-Aggregation1]link-aggregation mode dynamic
[HPE-Bridge-Aggregation1]quit
[HPE]interface TwentyGigE 1/0/6
[HPE-TwentyGigE1/0/6]port link-aggregation group 1
[HPE-TwentyGigE1/0/6]quit
[HPE]interface TwentyGigE 2/0/6
[HPE-TwentyGigE2/0/6]port link-aggregation group 1
[HPE]interface Bridge-Aggregation 1
[HPE-Bridge-Aggregation1]port link-type trunk
Configuring TwentyGigE1/0/6 done.
Configuring TwentyGigE2/0/6 done.
[HPE-Bridge-Aggregation1]port trunk permit vlan 112 to 120
Configuring TwentyGigE1/0/6 done.
Configuring TwentyGigE2/0/6 done.
[HPE-Bridge-Aggregation1]save
[HPE]display link-aggregation summary
Aggregation Interface Type:
BAGG -- Bridge-Aggregation, BLAGG -- Blade-Aggregation, RAGG -- Route-Aggregation
Aggregation Mode: S -- Static, D -- Dynamic
Loadsharing Type: Shar -- Loadsharing, NonS -- Non-Loadsharing
Actor System ID: 0x8000, 40b9-3ca0-1a19
AGG AGG Partner ID Selected Unselected Individual Share
Interface Mode Ports Ports Ports Type
------------------------------------------------------------------------------------------------
BAGG1 S None 2 0 0 Shar
6127XLG交换机与6125系列配置基本一样,所以此结论也适用于6125系列交换机,LACP不同配置顺序导致结果不同,以至于会导致系统下网卡绑定不成功。所以必须按照如下顺序配置,否则会导致链路聚合端口状态Unselected。
先创建链路聚合组—>设置LACP Mode—>端口加入聚合组—>聚合组接口配置link-type,vlan等其余配置
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