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Forum Discussion
GermanJim
Dec 03, 2021Aspirant
One ethernet port stopped working
Have had 2 laptops hard-wired to cable modem CM1100, working for last 5 months. Yesterday, one laptop could not access internet. Powered down modem, and whichever laptop is started 1st can access i...
Like FURRYe38 says, normally you only get one WAN IP per location unless you specifically pay your ISP for more than one. Who is your ISP?
There is a chance the firmware for your modem has been recently updated. See here: Cable Modem Firmware
There is also a chance your modem configuration was changed by your ISP.