Unit 9 Assg 1
1. IP hosts in two different company TCP/IP networks send IP packets to each other through the
Internet. Which of the following is true about the Internet connections that must exist so that the packets can flow between the two companies? a. The two companies must connect directly to each other. b. The two companies must each have at least one Internet access link. c. The two companies must connect to the same ISP. d. The two companies must each connect to a Tier 1 ISP. 2. Which of the following standalone devices can be found near the Internet edge, with a primary purpose of providing some type of network security between an enterprise or SOHO TCP/IP network and the Internet? (Choose two answers.) a. LAN access point b. IPS c. Analog modem d. Firewall 3. Which of the following answers list a concept that is likely to be true about a single POP?
(Choose two answers.) a. It is located near ISP customers. b. It contains many routers that work independently, without network connections to the other routers. c. It holds routers from multiple ISPs, allowing high-speed but inexpensive interconnects between ISPs. d. It connects to other ISP sites using some kind of WAN links. 4. Which of the following answers lists a fact that is true about a Tier 1 ISP, but not true about a
Tier 2 ISP? a. Must have at least one network link to every other Tier 1 and Tier 2 ISP b. Has a network link to at least one other ISP c. Typically has many redundant high-speed links to other ISPs d. Most often, connects just to ISPs in the other tier
5. An enterprise network engineer wants to create a website for his company, Ent-1, with host name www.ent-1.com. Which of the following answers best describe a common place where the computer hardware for this website can be located? (Choose two answers.) a. In the Internet b. In the Ent-1 enterprise TCP/IP network c. At a web-hosting service d. In the IPS at the enterprise’s
Internet. Which of the following is true about the Internet connections that must exist so that the packets can flow between the two companies? a. The two companies must connect directly to each other. b. The two companies must each have at least one Internet access link. c. The two companies must connect to the same ISP. d. The two companies must each connect to a Tier 1 ISP. 2. Which of the following standalone devices can be found near the Internet edge, with a primary purpose of providing some type of network security between an enterprise or SOHO TCP/IP network and the Internet? (Choose two answers.) a. LAN access point b. IPS c. Analog modem d. Firewall 3. Which of the following answers list a concept that is likely to be true about a single POP?
(Choose two answers.) a. It is located near ISP customers. b. It contains many routers that work independently, without network connections to the other routers. c. It holds routers from multiple ISPs, allowing high-speed but inexpensive interconnects between ISPs. d. It connects to other ISP sites using some kind of WAN links. 4. Which of the following answers lists a fact that is true about a Tier 1 ISP, but not true about a
Tier 2 ISP? a. Must have at least one network link to every other Tier 1 and Tier 2 ISP b. Has a network link to at least one other ISP c. Typically has many redundant high-speed links to other ISPs d. Most often, connects just to ISPs in the other tier
5. An enterprise network engineer wants to create a website for his company, Ent-1, with host name www.ent-1.com. Which of the following answers best describe a common place where the computer hardware for this website can be located? (Choose two answers.) a. In the Internet b. In the Ent-1 enterprise TCP/IP network c. At a web-hosting service d. In the IPS at the enterprise’s