CPU disconnects from the Internet but is still connected to the modem Tags: Modem Internet Networking Last response: July 24, 2009 11:18 PM in Networking Share faustreality July 19, 2009 3:15:20 PM CPU disconnects from the Internet but is still connected to the switch / modem. After being hit with 3 viruses (all cleared) my Internet drops after a unspecific amount of time. Symptoms: Pinging the Gateway shows no connection despite the actual connection to the Linksys wireless router being in tact. The repair function states that it can not renew the IP address Safe mode in Networking does not show the network card or allow connections (page not found) Other computers in the workgroup can not connect Steps taken to fix: Restoring to an earlier date lspfix combo fix winsockfix Motherboard: ASUS K8N with built-in Nic card (tried to reinstall the drivers and the NIC disappeared and I had to restore to get the NIC card back-Device Mgr.) How are you set up? router, wireless, modem, usb etc? Wireless router via Comcast LAN Cable Do you run a network with more than 1 PC? 3 PCs and 1 Laptop (All others stay connected or if there is a hiccup the others go back online) What is your provider? Comcast Have you checked to see if they have some problem in their network? No unusual issues Do you have Norton I.Sec or any firewall installed? Mcafee No issues via Device Manager No forced hardware Ipconfig - release and renew has no effect- can not renew the IP address Repair - Can not renew the IP address Ping -t gateway- Can not reach gateway Checks of the application logs do not reveal anything specific or repeated. MBAM, Ad-Aware and Mcafee (reinstalled to no avail) More about : cpu disconnects internet connected modem lyleb July 20, 2009 12:47:50 AM Try removing the network adapter in the Device Manager window. Then let windows scan for hardware changes and reinstall the adapter. faustreality July 20, 2009 2:17:20 PM It does not allow removal, stating that it may be needed for booting. This happens in normal as well as Safe mode (Networking). Can't find your answer ? Ask ! Get the answer faustreality July 24, 2009 11:18:53 PM Poss. it was the NIC card going bad, I replaced it with a PCI card and disable the internal. Can't find your answer ? Ask ! Publish Related resources: ForumTurning on phone's wifi connection disconnects network's internet ForumMy Xbox disconnects my internet service. ForumModem or router causing lag spikes and disconnects from xbox live. ForumCPU utilization 100% When Connected to ISP via modem ForumNetwork connection disconnects every 30-45mins ForumRouter disconnects from internet only when certain computer connects ForumBF2 random disconnects ForumComputer auto disconnects from the internet ? ForumWifi of D-link modem disconnects every 5 minutes ForumI need help with my wireless connection It disconnects every 5 minutes or so How ForumMy router disconnects me from the internet when... ForumInternet Randomly Disconnects ForumInternet auto disconnect Forumdsl modem disconnects ForumHow to setup a 1GB Gigabyte Network ForumWill i get better ping if i upgrade my internet ? ForumModem crashing ForumUSB Modem workaround to get Ethernet Output ForumNeed to know what ip to use for modem to open ports ForumInternet And Router Problem More resources Read discussions in other Networking categories Routers Gateways VPN LAN WAN Firewalls Cisco Netgear !