The primary function of a firewall in network security is
Pick an option to check yourself, or open the answer below.
Show answer & explanation
Correct answer: C. To filter incoming and outgoing network traffic based on security rules.
Explanation
A firewall permits or blocks incoming and outgoing traffic according to a set of security rules. Anomaly detection is the job of an IDS, and VPNs/encryption are separate functions.More Data Communication and Computer Networks questions
- Match List I with List IIList I List II A. Service Level Agreement I. The technology that connects and enables communication between physic…
- Choose the correct statements from the following A. In connection-oriented service, the destination address is to be specified only during…
- Arrange the following steps of the DHCP (Dynamic Host Configuration Protocol) process in the correct sequence. A. DHCP ACK B. DHCP DISCOVER…
- In a token ring network the transmission speed is 10⁷ bps and the propagation speed is 200 m/μs. The 1-bit delay in this network is equival…
- Match List I with List IIList I List II (A) Representation of bits (I) Transport layer (B) Physical Address (II) Physical layer (C) Logical…
- Consider a CSMA/CD network that transmits data at 100 Mbps over a 1 km cable with no repeater. If the minimum frame size required for this…