IRF的堆叠

智能弹性架构技术（H3C开发的软件虚拟化技术）

将多台设备堆叠在一起，在逻辑上形成一台虚拟的逻辑主设备。主设备的运行状态与从设备的运行状态保持同步。提高了高可靠性。实现了多台设备的协同管理，统一工作，和不间断维护。

优点：简化管理、提高性能、弹性扩展、高可靠性。

成员：master和slave

在配置成功后需要进行重启才能狗正常运作。

缺省情况下，设备的成员优先级均为1。priority值越大表示优先级越高。 

H3C的基本配置：

此处的两个设备变一个设备是指在逻辑上变成一台设备

基本命令配置：

S1:

[H3C]int ten1/0/49

[H3C-Ten-GigabitEthernet1/0/49]shu

[H3C-Ten-GigabitEthernet1/0/49]shutdown

[H3C-Ten-GigabitEthernet1/0/49]qu

[H3C]irf domain 10

[H3C]irf member 1 renumber 1

Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]y

[H3C]irf-port 1/1

[H3C-irf-port1/1]port group interface Ten-GigabitEthernet 1/0/49

[H3C-irf-port1/1]qu

[H3C]irf-port-configuration active

[H3C]save

The current configuration will be written to the device. Are you sure? [Y/N]:n

[H3C]int ten1/0/49

[H3C-Ten-GigabitEthernet1/0/49]undo shutdown

[H3C-Ten-GigabitEthernet1/0/49]qu

[H3C]save

The current configuration will be written to the device. Are you sure? [Y/N]:y

Please input the file name(*.cfg)[flash:/startup.cfg]

(To leave the existing filename unchanged, press the enter key):

Validating file. Please wait...

Saved the current configuration to mainboard device successfully.

S2:

<H3C>system-view

System View: return to User View with Ctrl+Z.

[H3C]INT TEN1/0/49

[H3C-Ten-GigabitEthernet1/0/49]shu

[H3C-Ten-GigabitEthernet1/0/49]shutdown

%Nov 13 14:08:50:039 2016 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/49 changed to down.

%Nov 13 14:08:50:044 2016 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/49 changed to down.

[H3C-Ten-GigabitEthernet1/0/49]qu

[H3C]irf domain 10

[H3C]irf member 1 renumber 2

Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]y

[H3C]irf-port 1/2

[H3C-irf-port1/2]port group interface Ten-GigabitEthernet 1/0/49

You must perform the following tasks for a successful IRF setup:

Save the configuration after completing IRF configuration.

Execute the "irf-port-configuration active" command to activate the IRF ports.

[H3C-irf-port1/2]qu

[H3C]int ten1/0/49

[H3C-Ten-GigabitEthernet1/0/49]un shutdown

[H3C-Ten-GigabitEthernet1/0/49]%Nov 13 14:10:26:230 2016 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Ten-GigabitEthernet1/0/49 changed to up.

%Nov 13 14:10:26:232 2016 H3C IFNET/5/LINK_UPDOWN: Line protocol state on the interface Ten-GigabitEthernet1/0/49 changed to up.

[H3C-Ten-GigabitEthernet1/0/49]qu

[H3C]save

The current configuration will be written to the device. Are you sure? [Y/N]:y

Please input the file name(*.cfg)[flash:/startup.cfg]

(To leave the existing filename unchanged, press the enter key):

Validating file. Please wait...

Saved the current configuration to mainboard device successfully.

<H3C>reboot

验证：

[H3C]dis cu

#

 version 7.1.059, Alpha 7159

#

 sysname H3C

#

 irf domain 10

 irf mac-address persistent timer

 irf auto-update enable

 undo irf link-delay

 irf member 1 priority 1

 irf member 2 priority 1

#

 lldp global enable

#

 system-working-mode standard

 xbar load-single

 password-recovery enable

 lpu-type f-series

#

vlan 1

#

irf-port 1/1

 port group interface Ten-GigabitEthernet1/0/49

#

irf-port 2/2

 port group interface Ten-GigabitEthernet2/0/49

#

 stp global enable

#

interface NULL0

#

interface FortyGigE1/0/53

 port link-mode bridge

#

interface FortyGigE1/0/54

 port link-mode bridge

#

interface FortyGigE2/0/53

 port link-mode bridge

#

interface FortyGigE2/0/54

 port link-mode bridge

#

interface GigabitEthernet1/0/1

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/2

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/3

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/4

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/5

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/6

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/7

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/8

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/9

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/10

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/11

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/12

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/13

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/14

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/15

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/16

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/17

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/18

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/19

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/20

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/21

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/22

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/23

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/24

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/25

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/26

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/27

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/28

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/29

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/30

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/31

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/32

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/33

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/34

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/35

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/36

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/37

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/38

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/39

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/40

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/41

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/42

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/43

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/44

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/45

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/46

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/47

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet1/0/48

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/1

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/2

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/3

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/4

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/5

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/6

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/7

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/8

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/9

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/10

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/11

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/12

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/13

 port link-mode bridge

 combo enable fiber

#

interface GigabitEthernet2/0/14

出现2/0/X说明堆叠成功

IRF MAD BFD 多活检测配置案例

配置：

R1:

[H3C]int g1/0/1

[H3C-GigabitEthernet1/0/1]port link-mode route

[H3C-GigabitEthernet1/0/1]ip add 1.1.1.1 24

[H3C]int ten 1/0/50

[H3C-Ten-GigabitEthernet1/0/50]shut

[H3C-Ten-GigabitEthernet1/0/50]qui

[H3C]irf member 1 renumber 1

Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]y

[H3C]irf domain 10

[H3C]irf-port 1/1

[H3C-irf-port1/1]po g in ten 1/0/50

[H3C-irf-port1/1]qui

[H3C]int ten 1/0/50

[H3C-Ten-GigabitEthernet1/0/50]un sh

[H3C-Ten-GigabitEthernet1/0/50]qui

[H3C]irf-port-configuration ac

[H3C]save

[H3C]vlan 3

[IRF-vlan3]por g1/0/1

[IRF-vlan3]por g2/0/1

[IRF]int vlan 3

[IRF-Vlan-interface3]mad bfd enable

[IRF-Vlan-interface3]mad ip address 1.1.1.1  24 member 1

[IRF-Vlan-interface3]mad ip address 1.1.1.2  24 member 2

[IRF-Vlan-interface3]quit

[IRF-GigabitEthernet1/0/1]un stp en

[IRF-GigabitEthernet1/0/1]qui

[IRF]int g2/0/1

[IRF-GigabitEthernet2/0/1]un stp en

[IRF-GigabitEthernet2/0/1]qui

R2:

<H3C>sys

[H3C]int g1/0/1

[H3C-GigabitEthernet1/0/1]port link-mode route

[H3C-GigabitEthernet1/0/1]ip add 1.1.1.2 24

[H3C]int ten 1/0/50

[H3C-Ten-GigabitEthernet1/0/50]shu

[H3C-Ten-GigabitEthernet1/0/50]qui

[H3C]irf do 10

[H3C]irf m 1 re 2

Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]y

[H3C]irf-p 1/2

[H3C-irf-port1/2]po g in ten 1/0/50

[H3C-irf-port1/2]qui

[H3C]irf-port-configuration active