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  1. PlAwAnSaI

    How should a BGP prefix list be configured /21 and /29 to do this ?

    You wish to permit all BGP prefixes between /21 and /29 for the 18.0.0.0 network. How should a BGP prefix list be configured to do this? A. ip prefix-list 18.0.0.0/16 ge 21 le 29 B. ip prefix-list 18.0.0.0/16 ge 29 le 21 C. ip prefix-list 18.0.0.0/24 ge 21 le 29 D. ip prefix-list 18.0.0.0/24 ge...
  2. PlAwAnSaI

    Which commands enter to advertise information shown in Topic ?

    Your network has 2 separate T1 connections with two different providers. To support this, BGP is being configured. The required information regarding the ISPs is shown below: Your network: 75.178.147.0/24 Your AS number: 400 AS number of ISP1: 2006 AS number of ISP2: 2012 Based on the...
  3. PlAwAnSaI

    What Cisco's best practice populating BGP table with IGP routes ?

    According to Cisco’s official best practice recommendations, what is the preferred method for populating the BGP table on your router with IGP routes? A. Use the network command. B. Redistribute EBGP routes into BGP. C. Redistribute dynamic routes into BGP. D. Redistribute static routes into the...
  4. PlAwAnSaI

    What will command "bgp always-compare-med" accomplish ?

    The command “ bgp always-compare-med ” was added to router. What will this command accomplish? A. It forces to compare the communities of routes from different autonomous systems B. It forces to compare the weight of routes from different autonomous systems C. It forces to compare metrics of...
  5. PlAwAnSaI

    Which possible reason did not router advertise aggregate network ?

    Router is configured for BGP and peering with other BGP routers has been established. During the BGP configuration on this router, the command “ aggregate-address 173.33.0.0 255.255.252.0 ” was issued. However, the peers do not receive this aggregate network in BGP advertisements. Also, the...
  6. PlAwAnSaI

    What is the reason the route is not being advertised ?

    A BGP router is configured as shown below: router bgp 65111 neighbor 172.16.1.1 remote-as 65111 neighbor 172.16.2.1 remote-as 65112 network 192.168.0.0 network 10.0.0.0 ! ip route 192.168.0.0 255.255.0.0 null0 The 192.168.0.0 network is not being propagated throughout the network. Based on the...
  7. PlAwAnSaI

    Which of the following is true regarding BGP peering relationship ?

    Routers1 and Router2 are configured as BGP peers. Which of the following is true regarding this peering relationship? (Select two) A. Periodic keepalives are used to verify connectivity. B. Incremental keepalives are used to verify connectivity. C. TCP provides a reliable connection between two...
  8. PlAwAnSaI

    Why is prefix not in the local BGP table of the router ?

    A problem was reported that the 10.10.10.0/24 prefix was not injected into the local BGP table on a router. The following information is available from this router: Configuration: router bgp 65001 network 10.0.0.0 neighbor 172.16.1.1 remote-as 65002 no auto-summary Routing table information...
  9. PlAwAnSaI

    Which statements true about BGP peer communications ?

    Which of the following statements is true about BGP peer communications? A. Communication between BGP peers runs over RIP. B. Communication between BGP peers runs over TCP. C. Communication between BGP peers runs over UDP. D. Communication between BGP peers runs over ICMP.
  10. PlAwAnSaI

    What happen RR Router receive update from peer in different AS ?

    Router is configured as a route reflector. What would happen if router would receive an update from a peer in a different autonomous system? A. It discards the update. B. It sends the update to all IBGP peers. C. It sends the update only to non clients. D. It sends the update only to route...
  11. PlAwAnSaI

    Which of the following statements about IBGP routers are true ?

    Which of the following statements about IBGP routers are true? (Select one) A. They must be fully meshed. B. They can be in a different AS. C. They must be directly connected. D. They do not need to be directly connected. E. All of the above
  12. PlAwAnSaI

    Which three of the characteristics of AS in routed networks?

    Which three of the statements below correctly describe the characteristics of Autonomous Systems in routed networks? (Select three) A. Within an AS, all routers must run either BGP or IBGP. B. An AS uses exterior gateway protocols (EGPs) to exchange information with other autonomous systems. C...
  13. PlAwAnSaI

    Why should iBGP sessions be fully meshed within a Transit AS ?

    All of the IBGP routers in the network have peer relationships built with every other IBGP router in the network. Why should iBGP sessions be fully meshed within a Transit AS? A. Routes learned via EBGP are never propagated to other IBGP peers. B. Routes learned via IBGP are never propagated to...
  14. PlAwAnSaI

    Which statement is true about EBGP ?

    You uses BGP to advertise their IP blocks to the Internet. Which statement is true about EBGP? A. EBGP requires a full mesh. B. An internal routing protocol can be used to reach an EBGP neighbor. C. A static route can be used to form an adjacency between neighbors. D. The next hop does not...
  15. PlAwAnSaI

    Which BGP attribute not advertised in routing updates to neighbor ?

    There are numerous attributes associated with BGP. Which BGP attribute will not be advertised in routing updates to its neighboring routers? A. Local preference B. Next hop C. Origin D. Weight E. AS_path F. None of the other alternatives apply
  16. PlAwAnSaI

    Implementing BGP in an AS is most appropriate when ?

    You need to determine if you should implement BGP routing within your enterprise. Implementing this routing protocol in an AS (Autonomous System) is most appropriate when? (Select 3) A. An AS has multiple connections to other autonomous systems. B. The Intranet is limited to a single connection...
  17. PlAwAnSaI

    Which BGP attribute is used by routers to prevent routing loops ?

    Every routing protocol has a loop prevention mechanism. Which BGP attribute is used by BGP routers to prevent routing loops? A. Origin B. Weight C. AS-path D. Next-hop E. Local preference F. MED G. None of the other alternatives apply
  18. PlAwAnSaI

    Which two statements are true regard BGP ?

    You need to enable BGP within your enterprise network. Which two statements are true regard BGP? (Select two) A. BGP is designed to scale only to large companies. B. The UDP protocol is used for speed and low overhead. C. BGP will never send a message unless it is triggered update. D. The TCP...
  19. PlAwAnSaI

    ควอนตัมคอมพิวเตอร์ (Quantum Computer)

    ควอนตัมคอมพิวเตอร์จะใช้หน่วยย่อยที่ต่างออกไปคือ “คิวบิต” (qubit) ซึ่งมีสถานะเป็น 1 และ 0 พร้อมกันได้ (ตามหลักของ Code...
  20. PlAwAnSaI

    ทำความรู้จักกับ Privilege level บน Cisco IOS

    คำสั่ง Privilege เป็นระดับที่ใช้สำหรับการกำหนดสิทธิในการเข้าใช้งานของแต่ละผู้ใช้ ว่าผู้ใช้ในแต่ละระดับนั้นสามารถที่จะใช้คำสั่งใด Code: http://running-config.blogspot.com/2010/10/privilege-level_30.html Understand the levels of privilege in the Cisco IOS Code...
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