Reset / Restored default settings in modem - issue occurs back in 1-2 hrs.ġ. Disabled / Enabled DHCP servers on modem and router alternatively - issue not resolved.ģ. Checked by removing the router between the modem and MBP and connected directly to modem - issue occurs in 1-2 hrs.Ģ. I followed the following troubleshooting methodology for two days before arriving at the conclusion.ġ. The modem hangs in 1 - 2 hrs after the boot of Mac Book and Anti Virus running. My Macbook has OSX Lion 10.7.4 with internal firewall and Little snitch enabled.ġ. Free Mac Antivirus Home Edition of Sophos installed on my Mac Book. ISP -> Huawei ADSL 2+ MT841 Modem/Router (DHCP disabled & Firewall disabled) -> ASUS N10+ (DDWRT - DHCP enabled ) -> iMac and Macbookġ. I am a full time developer / reverse engineer and Red Hat Certified, so I have some Networking knowledge to come to this conclusion. My ADSL 2+ Huawei modem hangs cause of Anti Virus !!īefore some one says to check my networkk set up, let me clear some things about me,

Remarkably I have come acrross an interesting issue, Impressed with Sophos Antivirus for Android, I installed Free Mac Antivirus Home Edition of Sophos on my MBP.

Sophos antivirus mac home edition