So I'm trying to hook an old EF Data (so old, it doesn't even have the Comtech brand!) SLM 3650 satellite modem to a Cisco 2811 with radically no level of success. Getting kinda frustrated ...

I'm thinking of replacing my home router (which is currently a Cisco 1841) as I'm getting a faster connection shortly (25Mb/5Mb VDSL2 upgrading to 150Mb/150Mb+ GPON Fiber) but I still require the ...