1. inside source IP address and port number 172.16.1.2020translat.pdf
- 1. 1. inside source IP address and port number 172.16.1.20:20 translated outside IP address 68.68.68.1:80 1. VPN address translation 2. Network address port translation 3. DMZ address translation 4. Network address translation 2. How many ports are used by computers for TCP/IP network traffic? 1. 65500 2. 1024 3. 65535 4. 6553 3. Which command prompt utility allows administrators to determine the actual path from one computer to another? 1. tracert 2. NAT 3. dns flush 4. ping 4. Which UNIX tool is used to do a scan on itself? 1. traceroute 2. DHCP 3. netstat 4. ping localhost 5. Which type of VPN would be used to allow an organization to leverage the Internet backbone to build a secure WAN between office branches? 1. remote user vpn 2. HTTP VPN 3. DMZ vpn 4. remote office vpn
- 2. 6. What type of firewall uses routers with rules to grant or deny access based only on source address, destination address, and port number? 1. packet-filtering gateway 2. application gateway 3. layer 3 gateway 4. hybrid gateway 7. A _______ attack will automatically attempt thousands or millions of passwords to gain access to a system. 1. worm 2. virus 3. dictionary 4. logic bomb 8. What protocol is are layers 6 and 7 of the OSI model based on? 1. TCP/IP 2. IPsec 3. FTP 4. PPTP 9. Which network services provides the mapping and translation of domain names to IP addresses? 1. HTTP 2. DHCP 3. DNS 4. FTP 10. With a proxy server enabled on a firewall, the firewall stores web pages where? 1. Local usb drive 2. RAM 3. Local hard drive 4. FTP server 11 The ________ provides definitions for seen layers, which each layer provides services that
- 3. depend on higher level layers depend on. 2. TCP 3. FTP 4. OSI 5. DNS 12. Which of the ways listed below can firewall security be completely bypassed? (Multiple answers) 1. HTTP sites are never secure 2. E-mail is never secure 3. A computer not owned by the enterprise should never be connected to the enterprise 4. Files from home computers and files from office computers should never commingle. Solution Q1 4. Network address translation Q2 3. 65535 Q3 1. tracert Q6 1. packet-filtering gateway Q7 2. virus