Nsa Chapter 7 Exam

42) In SNMP, the time-to-live value for a router interface is the value for an object.

The election to itemize is appropriate when total itemized deductions are less than the standard deduction based on the taxpayer’s filing status.

system to talk to itself. The IP address of the loopback serviceis always 127.0.0.1, while 127.0.1.1 names the local system.

2. How would you instruct an Apache server to listen on Port 81 instead of Port 80?

The alternate domain name (CNAME) is the place where you’ll put the URL to pull the content from.

The IP address is given a unique identification it is one of kind IP address, so it can be trace for any internet activity and find the exact location of website. Domain names are used because it is easier to remember the name rather than the entire website address. All computers on the net have what area unit termed net Protocol addresses ordinarily called associate degree scientific discipline address to be ready to communicate across the network. These addresses, that area unit assigned to all or any computers on a network, area unit created of numerals separated by a dot that don't seem to be essentially simple for North American country to recollect. Therefore, whereas computers simply use these scientific discipline addresses to attach and communicate with one another, it's somewhat more difficult for North American country. It's with keeping such in mind that, net designers and controllers have return up with a translation system that identifies additional simply remembered characters with every and each scientific discipline address. With DNS we need to have the integrated namespace so following DNS use is proposed: an internal DNS namespace, used only on your own network; internal DNS to communicate with external DNS forwarding; and an external DNS namespace to communicate with external

! Permit http access to the web server at 192.168.1.201 access-list 111 permit tcp any host 192.168.1.201 eq 80

Alert tcp $EXTERNAL_NET any - $HTTP_SERVERS $HTTP_PORTS (msg: “cmd.exe access”; flow:to_server,established;content:”cmd.exe”; nocase; classtype:web-application-attack; sid 1002;

12. Which Web page appears when you key a URL containing the server’s IP address instead of a name? Why?

| Given a network topology of two or more routers and an IPv4 addressing scheme, implement static routing and confirm layer 3 connectivity.

Use ARP and RARP for resolving the address of the computer the user is trying to reach.     Topic 4: TCP/IP Level 2: Application

In CIDR notation, the IP address and subnet mask 191.9.205.22 255.255.192.0 are written as. B

Anonymous Authentication because we set the IP range for our servers to allow access so it takes priority

If the IP address in figure 8-1 belongs to a Class A network, what is the Network ID and what is the host ID? What are the binary values of the host ID and the network ID?

Shortly after RFC 1287 was published, RFC 1335 introduced a clearer description of the use of internal IP addresses as a solution to IP address exhaustion. The NAT idea was first described in the article “Extending the IP Internet through Address Reuse” which appeared in the January 1993 issue of ACM Computer Communication Review and was later published as RFC 1631. The invention of the Web in the early 1990s underlined the urgency to take action toward solving both the routing scalability and the address shortage problems. Long-term solutions require a long lead time to develop; therefore efforts began to develop both a short-term and a long-term solution to those problems.