This is how I stacking my 2 switches with IRF using 1 DAC cable

This is how I stacking my 2 switches with IRF using 1 cable

 

How to configure it?

====================

Switch 1

--------

#

irf member 1 priority 32

#

int  Ten-GigabitEthernet 1/0/27

shutdown

#

irf-port 1/1

port group interface Ten-GigabitEthernet 1/0/27

#

int  Ten-GigabitEthernet 1/0/27

undo shutdown

#

irf-port-configuration active

#

quit

#

save

#

==============

Switch 2

---------

#

irf member 1 renumber 2

#

Save

#

Reboot

*Switch UP 

#

irf member 2 priority 1

#

#

int  Ten-GigabitEthernet 2/0/28

shutdown

#

irf-port 1/1

port group interface Ten-GigabitEthernet 2/0/28

#

int  Ten-GigabitEthernet 2/0/28

undo shutdown

#

irf-port-configuration active

#

quit

#

save

#

* Switch rebooted by itself and will follow configuration from Main Switch 1

Result/Output from 2 Switches

=============================

#display  irf link
Member 1
 IRF Port  Interface                             Status
 1         Ten-GigabitEthernet1/0/27             UP  
 2         disable                               --
Member 2
 IRF Port  Interface                             Status
 1         disable                               --

 2         Ten-GigabitEthernet2/0/28             UP

-=EOT=-