In my company the present ISP setup is Dlink adsl2+ router to switch and then local computer and laptops(WIFI) now i need to implement sonicwall firewall TZ170 SP for WAN Security and local access rights,
From ISP We bought static IP and that thing is configured on Dlink router and DVR, HTTP, FTP Port forwarding and wifi setup are configured on that router . so pls help me how to connect sonicwall between router and switch without affecting the current setup