https://community.cisco.com/t5/wireless/catalyst-9800-l-interface/m-p/4409948#M229840 <P>Hi expert</P><P>&nbsp;</P><P>In Catalyst 9800-L interface, what I know is 2 units of copper or SFP+ port is used to connect to uplink like core switch.</P><P>How about remaining 4 units of copper port. What is the used of this port?</P><P>What I understand is we connect AP to switch. Not to WLC</P> Mon, 05 Jul 2021 20:21:49 GMT Anwar Safian 2021-07-05T20:21:49Z https://community.cisco.com/t5/wireless/catalyst-9800-l-interface/m-p/4409948#M229840 <P>Hi expert</P><P>&nbsp;</P><P>In Catalyst 9800-L interface, what I know is 2 units of copper or SFP+ port is used to connect to uplink like core switch.</P><P>How about remaining 4 units of copper port. What is the used of this port?</P><P>What I understand is we connect AP to switch. Not to WLC</P> Mon, 05 Jul 2021 20:21:49 GMT https://community.cisco.com/t5/wireless/catalyst-9800-l-interface/m-p/4409948#M229840 Anwar Safian 2021-07-05T20:21:49Z https://community.cisco.com/t5/wireless/catalyst-9800-l-interface/m-p/4409967#M229843 <P>4 ports can be used to connect AP also, but there is a Limitation. if this is small enviroment test Lab, i can connect AP to WLC and test it.</P> <P>&nbsp;</P> <P>For Real Live environment, i suggest not to connect any AP to WLC and use Access switch is suggested.</P> <P>&nbsp;</P> <P>Look at the isntalaltion guide :</P> <P>&nbsp;</P> <P><A href="https://www.cisco.com/c/en/us/td/docs/wireless/controller/9800/9800-L/installation-guide/b-wlc-ig-9800-L/overview.html" target="_blank">https://www.cisco.com/c/en/us/td/docs/wireless/controller/9800/9800-L/installation-guide/b-wlc-ig-9800-L/overview.html</A></P> Fri, 28 May 2021 08:56:27 GMT https://community.cisco.com/t5/wireless/catalyst-9800-l-interface/m-p/4409967#M229843 balaji.bandi 2021-05-28T08:56:27Z