Totolink wifi router under pfsense firewall

[rangarajan]

Dear team,

I having trouble in making a wifi router setup under pfsense firewall , where the router is toto link a2004ns model

setup as follows

cable modem > pfsense firewall(192.168.2.1) > cisco smart switch > toto link wifi router(192.168.2.79)

when I try to connect to wifi from laptop is connecting sometimes if I disconnect and try to connect again I do get toto link router login page back again ,
as because toto link router login page was 192.168.1.1 before.

can any one help me in this