The Internet is many things, but reliable isn’t one of them.
There are a number of causes for a slow browser.Slow connection and too many users Disadvantages of the SPI firewall: Slows down network communications and consumes resources. Stateful packet inspection firewalls (generally referred to as stateful firewalls) function on the same general principle as packet filtering firewalls, but they are able to keep track of the traffic at a granular level.
It's an unavoidable consequence of adding another software layer to your system, but the degree of introduced lag does vary from firewall to firewall. Deep Packet Inspection (DPI) - This firewall is slower because it examines each packet for malware and proper formation. Click either of the Firewall icons (these look like locks) or click the View Firewall Status link. Depending on which firewall you decide to use, you may need to turn your OS firewall on or off. Every firewall (no exceptions) will introduce some overhead to a system, by the very nature of what it is doing - examining every packet of data coming in or going out of a system. A SPI firewall is beneficial to the majority of enterprises. Because they operate as a third party between the internet and the computer or device in use, they establish an additional connection for each outgoing and incoming packet. If the connection has problems, see Troubleshooting VPN connections on page 226. Hey, I just found solution, worked on my Inspirion 7570, maybe it will help you. Flow is denied by configured rule (acl-drop) 421107. Okay, so it means it was caused by the Dummkopf protection.