2023 - Change Cable Modem IP Address
I have seen several people asking how to change the IP address on their cable modem due to security concerns. I have those same concerns but have NOT seen the question answered anyway. (The discuss...
Forum Discussion
Three things to try:
1. Leave cable modem unplugged for 6.5 hours
2. Leave cable modem unplugged for 24.5 hours
3. Call customer service and ask them to "de-provision" your modem. Then have them "provision" your modem.
Not sure how changing it enhances your security. Security will come from a good firewall. Then you can add a VPN to that.
I find it annoying to have my external IP change -- it messes up some of the rules on my firewall.
