Question

A network engineer is troubleshooting a small LAN network with one border router, GW01 that connects to the Internet Service Provider’s (ISP) network. GW01 uses its Serial 0/2/1 interface to connect to the ISP’s router. Everyone on the LAN network lost connectivity to the Internet. Upon troubleshooting the issue, the network engineer notices the following message after typing show IP route.

Gateway of last resort required but not set.

What do you suggest the network engineer do to rectify this issue? Assume the problem is only on the organization’s LAN side of the network. Provide as much information as possible including specific commands and all required parameters.

Answer 1

Sol The last Mesort so the network gateway is not configured Eryjércer duas to initially configure the IP address islo, the gateway of the eccsort. ofho gastost to way configure the last resort is to set the IP address to 0.0.0.0.0.0.0.0 way The "gateway ol is used to connect the internet service provider network. is in the LAN connectivity which does not scoute connection to the internet service forovider. Let, the basic comma commands given leelow to configure the router. The issue some of are Enable the router (router > enable) Then configure termoral command) resing ( configure it for configuration Enter the commands Router (config) hostname (default example ; omnesisecu omnisecu-sel) Omnisecu.com.xls config)

Then the assignment of Enable and configure • Then after configuration it ends. IP address is as follows the router resing above commend Assign IP address to routes IP name - serves 192.168.100.10 exit After assigning the IP address to the last sesort gateway is cleared and perform the above commands to for the issue the issue

Thanking you.