Search results
Results from the WOW.Com Content Network
SonicWall is an American cybersecurity company that sells a range of Internet appliances primarily directed at content control and network security.These include devices providing services for network firewalls, unified threat management (UTM), virtual private networks (VPNs), virtual firewalls, SD-WAN, cloud security and anti-spam for email.
SonicWall: Proprietary: Included on Dell appliance Proprietary operating system SonicOS. Based on the Linux kernel Barracuda Firewall Proprietary: Included Firewall Next Generation appliance Windows-based appliance embedded firewall distribution Cyberoam: Proprietary: Included Firewall Sophos appliance Windows-based appliance embedded firewall ...
PF, built-in OpenBSD firewall PF can handle the NAT through the "static-port" directive and the bandwidth control through the built-in queuing system of SIP connections pfSense , a firewall / router distribution based on FreeBSD and PF ; has QoS that properly tags VoIP traffic and a SIP proxy package that is available for NATed endpoints.
DMVPN is initially configured to build out a hub-and-spoke network by statically configuring the hubs (VPN headends) on the spokes, no change in the configuration on the hub is required to accept new spokes. Using this initial hub-and-spoke network, tunnels between spokes can be dynamically built on demand (dynamic-mesh) without additional ...
allowing client applications to use dynamic ephemeral TCP/UDP ports to communicate with the known ports used by the server applications, even though a firewall configuration may allow only a limited number of known ports. In the absence of an ALG, either the ports would get blocked or the network administrator would need to explicitly open up a ...
A web application firewall (WAF) is a specific form of application firewall that filters, monitors, and blocks HTTP traffic to and from a web service.By inspecting HTTP traffic, it can prevent attacks exploiting a web application's known vulnerabilities, such as SQL injection, cross-site scripting (XSS), file inclusion, and improper system configuration. [1]
An application firewall is a form of firewall that controls input/output or system calls of an application or service. It operates by monitoring and blocking communications based on a configured policy, generally with predefined rule sets to choose from. The two primary categories of application firewalls are network-based and host-based.
Context-based access control (CBAC) is a feature of firewall software, which intelligently filters TCP and UDP packets based on application layer protocol session information. It can be used for intranets, extranets and internets. [1]