https://community.cisco.com/t5/wireless/virtual-controller-n-1licencing/m-p/3735708#M77836 i think you can refer to these docs<BR />:<BR /><A href="https://www.cisco.com/c/en/us/td/docs/wireless/technology/hi_avail/N1_High_Availability_Deployment_Guide/N1_HA_Overview.html#pgfId-1054644" target="_blank">https://www.cisco.com/c/en/us/td/docs/wireless/technology/hi_avail/N1_High_Availability_Deployment_Guide/N1_HA_Overview.html#pgfId-1054644</A><BR /><A href="https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-4/config-guide/b_cg84/high_availability.html#vwlc-and-nplus1-ha" target="_blank">https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-4/config-guide/b_cg84/high_availability.html#vwlc-and-nplus1-ha</A><BR /><BR /> Tue, 30 Oct 2018 15:54:45 GMT Rps-Cheers 2018-10-30T15:54:45Z https://community.cisco.com/t5/wireless/virtual-controller-n-1licencing/m-p/3735648#M77835 <P>Hi,</P> <P>&nbsp;</P> <P>It is necesary buy Licences for secondary virtual controller?? or it is only for primary controller?</P> <P>&nbsp;</P> <P>Thanks</P> <P>&nbsp;</P> <P>Mjose</P> Mon, 05 Jul 2021 16:23:30 GMT https://community.cisco.com/t5/wireless/virtual-controller-n-1licencing/m-p/3735648#M77835 mariajosepicon 2021-07-05T16:23:30Z https://community.cisco.com/t5/wireless/virtual-controller-n-1licencing/m-p/3735708#M77836 i think you can refer to these docs<BR />:<BR /><A href="https://www.cisco.com/c/en/us/td/docs/wireless/technology/hi_avail/N1_High_Availability_Deployment_Guide/N1_HA_Overview.html#pgfId-1054644" target="_blank">https://www.cisco.com/c/en/us/td/docs/wireless/technology/hi_avail/N1_High_Availability_Deployment_Guide/N1_HA_Overview.html#pgfId-1054644</A><BR /><A href="https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-4/config-guide/b_cg84/high_availability.html#vwlc-and-nplus1-ha" target="_blank">https://www.cisco.com/c/en/us/td/docs/wireless/controller/8-4/config-guide/b_cg84/high_availability.html#vwlc-and-nplus1-ha</A><BR /><BR /> Tue, 30 Oct 2018 15:54:45 GMT https://community.cisco.com/t5/wireless/virtual-controller-n-1licencing/m-p/3735708#M77836 Rps-Cheers 2018-10-30T15:54:45Z