A software firewall is a standard tool for protecting computers from viruses and other malware. Some routers -- the device that carries packets of data between your network and the Internet -- offer ...

You probably know what TCP/IP is; any computer using TCP/IP will have a unique IP address by which data in the form of packets is sent and received from other computers. The process of passing data ...

I've been considering securing my home network for a while and I'm wondering if a router's NAT firewall is good enough to protect oneself or whether I should have a dedicated physical firewall ...

Among the many firewalls available in the security market are router firewalls. Unlike the software firewall, the router firewall attempts and blocks incoming query requests at the server level ...

You may have seen inexpensive home routers described as "NAT firewalls." For example, Linksys says of its BEFSR11 EtherFast Cable/DSL Router, "...the built-in NAT technology acts as a firewall ...

Distributed and expanding companies are increasingly using VPN connections to access and share information between offices and branches. We test ADSL firewall routers that are designed for this ...

Open source software offers an economical and flexible option for deploying basic home, SMB or even enterprise networking. These open source products deliver simple routing and networking features, ...

So either your firewall/router or your landlord (?) has something going on. Possibly the ISP if they provide their own phone services via SIP. I'm guessing but it sounds like you have internet service ...