Ccna2 V6 0 Chapter 2 Exam Answers 2019

why are the pings from pc0 to server0 not successful?

SSH, Telnet, and HTTPS might be used to configure a router if the router has been configured with IP addresses and its interface can be reached through the community. A static route that has no administrative distance added as part of the command has a default administrative distance of 1. The other quad zero route would load steadiness packets throughout both links and each hyperlinks would appear in the routing desk.

why are the pings from pc0 to server0 not successful?

In Figure 2-7, the Branch router usually forwards all visitors to the HQ router over the non-public WAN link. In this instance, the routers change route info using EIGRP. A floating static route, with an administrative distance of 91 or higher, could possibly be configured to function a backup route. If the personal WAN hyperlink fails and the EIGRP route disappears from the routing table, the router selects the floating static route as the best path to achieve the HQ LAN. When no other routes in the routing table match the packet vacation spot IP tackle.

Which IOS troubleshooting commands can help to isolate problems with a static route?

Which three IOS troubleshooting commands can help to isolate problems with a static route? (Choose three.) The ping, show ip route, and show ip interface brief commands provide information to help troubleshoot static routes.

However, ought to the dynamically discovered route fail, then the static route will be used as a backup. R1 is configured with a default static route pointing to R2. Because no administrative distance is configured, the default worth is used for this static route.

Next-hop addresses are displayed in the routing table with the command show ip route, and the MAC tackle of an interface may be seen with the command show interfaces. Connecting to the router console port is required for making the initial router configuration. A console cable and terminal emulation software program are needed to connect to the console port.

Each IS-IS router will need to have an assigned tackle that’s unique for that routing domain. An tackle format is used which is comprised of an space ID and a system ID. The space ID is the assigned area quantity and the system ID is a MAC handle from one of the router interfaces. There is help for variable size subnet masks, which is commonplace with all link state protocols. Note that IS-IS assigns the routing course of to an interface instead of a community.

What Route Would Have The Lowest Administrative Distance?

A static route doesn’t change till the administrator manually reconfigures it. The 5 on the end of the command signifies administrative distance. This value is added to floating static routes or routes that solely seem in the routing table when the preferred route has gone down.

The remaining solutions are merely static routes (either a default route or a floating static default route). The router has to lookup that IP tackle to determine which interface to send the packet out. Because the IP handle of is a part of community, the router sends the packet out interface Serial0/zero/1. By default, dynamic routing protocols have a better administrative distance than static routes. Configuring a static route with the next administrative distance than that of the dynamic routing protocol will end result within the dynamic route being used instead of the static route.

  • In the example shown under, the administrative distance is 1.
  • These networks, and the best path to each, are added to the routing table of the router and identified as a community learned by a specific dynamic routing protocol.
  • Verifying the configuration of the executive distance is done on Cisco tools using the show ip route command in privileged exec mode on the console of the Cisco router.
  • For occasion, discover how different they appear in the routing desk.
  • Also discover that as a result of these static routes have been to particular networks, the output signifies that the Gateway of Last Resort just isn’t set.
  • Although each are acceptable, there are some differences in how they operate.

What are two features of ARP?

In static routing, the routes are user-defined while in dynamic routing the routes are updated as topology changes. On the other hand, static routing does not involve advertisement which makes it more secure. Dynamic routing involves protocols such as RIP, EIGRP, BGP, etc.

A default route is a degree 1 final route, but not all final routes are default routes. Routing desk entries that are subnetted are stage 1 father or mother routes however do not meet both of the two necessities to be ultimate routes. Ultimate routes do not have to be classful network entries.

An ultimate route is a routing table entry that contains either a next-hop IP address (one other path) or an exit interface, or both This implies that immediately linked and link-local routes are final routes.

What is a characteristic of a default static route group of answer choices?

What is a characteristic of a default static route? It identifies the gateway IP address to which the router sends all IP packets for which it does not have a learned or static route.

Network Prefixes

In other phrases, when a more specific match doesn’t exist. A common use is when connecting a company’s edge router to the ISP community. A community administrator can manually configure a static route to achieve a particular community. Unlike a dynamic routing protocol, static routes usually are not mechanically up to date and must be manually reconfigured any time the community topology adjustments.

R1 is also configured with a floating static default pointing to R3 with an administrative distance of 5. This value is larger than the default value of 1 and, therefore why are the pings from pc0 to server0 not successful?, this route floats and isn’t present in the routing desk, until the preferred route fails.

The 5 on the end of the command signifies administrative distance configured for the static route. This worth indicates that the floating static route will appear in the routing table when the preferred route (with an administrative distance less than 5) is down. The command present ip interface brief reveals the IP tackle of every interface, as well as the operational standing of the interfaces at both Layer 1 and Layer 2. In order to see interface descriptions and speed and duplex settings, use the command show operating-config interface.

My Love-hate Relationship With Network Engineering

IPv4 static routes are configured using the ip route global configuration command and specifying an administrative distance. If no administrative distance is configured, the default value is used. The community administrator might modify the executive distance to change the desired ranking of router protocols. This may be essential in instances the place routing redistribution has to be used, in any other case, routing loops may occur.