Rule consists of two parts - the appropriate matcher traffic flowĪgainst given conditions and actions that define what should be doneįirewall filtering rules are grouped together in a chain. rate at which packets arrive and sequence numbersįirewall operates by using firewall rules. interface the packet arrived from or left through protocol options (ICMP type and code fields, TCP flags, IP options and MSS) IP addresses (network or list) and address types ( broadcast, local, multicast, unicast)
MikroTik RouterOS has very powerful firewall implementation with features including : If properly configured firewall will play an important role in the efficient network deployment and infrastrure safe. In addition to protecting the network, the firewall also intended to protect the user's computer or host (host firewall).įirewalls are used as a means to prevent or minimize the security risks inherent in connecting to other networks. That are used to manage the flow of data to, from and through theįor example, the firewall function to protect the local network (LAN) from possible attacks coming from the Internet. Implements packet filtering and thereby provides security functions This capability, firewall plays a role in protecting the network fromĪttacks originating from outside the network ( outside the network). Ī firewall is a device that serves to examine and determine which data packets can get in or out of a network. Previously let us learn first what is Firewall. Indonesia will discuss about the basic features of the Router Mikrotik
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