Chapter 5: OSPF Configuration Guide5 - 8SSR User Reference ManualOSPF Configuration ExamplesFor all examples in this section, refer to the configuration shown in Figure 1 on page5 - 12.The following configuration commands for router R1:• Determine the IP address for each interface• Specify the static routes configured on the router• Determine its OSPF configuration!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++! Create the various IP interfaces.!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++interface create ip to-r2 address-netmask 120.190.1.1/16 port et.1.2interface create ip to-r3 address-netmask 130.1.1.1/16 port et.1.3interface create ip to-r41 address-netmask 140.1.1.1/24 port et.1.4interface create ip to-r42 address-netmask 140.1.2.1/24 port et.1.5interface create ip to-r6 address-netmask 140.1.3.1/24 port et.1.6!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++! Configure default routes to the other subnets reachable through R2.!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ip add route 202.1.0.0/16 gateway 120.1.1.2Shows routes redistributed into OSPF. ospf show exported-routesShow all OSPF global parameters. ospf show globalsShow information about OSPF importpolicies. ospf show import-policiesShow OSPF interfaces. ospf show interfacesShows information about all valid nexthops mostly derived from the SPF cal-culation.ospf show next-hop-listShow OSPF statistics. ospf show statisticsShows information about OSPF BorderRoutes. ospf show summary-asbShow OSPF timers. ospf show timersShow OSPF virtual-links. ospf show virtual-links