Network Administration: Packet-Filtering Firewall

Which two ports should packet-filtering rules address when establishing rules for Web access? 143, 80 25, 110 80, 443 423, 88 ???? What service uses UDP port 53? DNS What are the two standard ports used by FTP along with their function? UDP 23 control, TCP 20 data UDP 20 data...Packet filters represent a complete firewall solution. Packet filters are not susceptible to IP An employee on the internal network is accessing a public website. What should the employee do in order to Which two ports can send and receive Layer 2 traffic from a community port on a PVLAN?Which two rules about interfaces are valid when implementing a Zone-Based Policy Firewall? The rules for traffic transiting through the router are as follows:If neither interface is a zone A web server is commonly contained in a DMZ. Which type of packet is unable to be filtered by an outbound ACL?7. Which two packet filters could a network administrator use on an IPv4 extended ACL? The permit ACE should specify protocol ip instead of tcp. The enable secret password is not configured 15. Which two ACE commands will block traffic that is destined for a web server which is listening to...When I add the NAT rules to /etc/ufw/before.rules the rule appears twice in iptables: :> iptables -t nat -L -v Chain PREROUTING (policy ACCEPT 0 packets, 0 bytes) pkts bytes target prot opt in out source destination.

CCNA Security v2.0 Final Answers - Implementing Network Security

Which two types of devices are specific to WAN environments and are not found on a LAN? An intercity bus company wants to offer constant Internet connectivity to the users traveling on the buses. Which two types of WAN infrastructure would meet the requirements?You should set a static IP Address on your computer, otherwise IP Address Filtering won't be efficient as it may obtain different IP Address every If you just would like to allow some computers to access the Internet, please select Deny the packets not specified by any filtering rules to pass...What are two important business policy issues that should be addressed when using the Internet for this purpose? The security policy in a company specifies that the staff in the sales department must use a VPN to connect to the corporate network to access the sales data when they travel to meet...When we apply filters, the router examines this information and decides whether the packet can traverse the network. The Access Control Lists configured on the router inspect packets against the rules that the administrator has set to determine whether the packet should be forwarded or dropped.

CCNA Security Chapter 4 Exam v2 - ICT Community

Configuring a Packet Filtering Rule for ICMP Protocol Packets Based on Source IP Address (Host Address) and Destination IP Address Segment. To prohibit the specified hosts from accessing web pages (HTTP is used to access web pages, and TCP port number is 80), configure rules in an...First, make a rule to allow traffic on TCP port 80—the standard port for web servers—to pass to the web server unfettered by the firewall The next two sections of the pf.conf file involve packet queuing and address translation, but since this hack focuses on packet filtering, we'll skip those.Which two ports should packet-filtering rules address when establishing rules for Web access? Which type of translation should you use if you need 50 computers in the corporate network to be able to access the Internet using a single public IP address?Question: Web And Data Security Which Two Ports Should Packet-filtering Rules Address When Establishing Rules For Web Access? Web and Data Security. Which two ports should packet-filtering rules address when establishing rules for Web access?Many scouting web questions are common questions that are typically seen in the classroom, for homework or on quizzes and tests. Flashcards vary depending on the topic, questions and age group. The cards are meant to be seen as a digital flashcard as they appear double sided, or rather hide the...

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