Troubleshooting Static Routes and Network Connectivity

Troubleshooting Network Connectivity

The output of the show interfaces serial 0 / 1 Router # show the following:

Serial0 / 1 is up, line protocol is down

What is the most likely cause of that line protocol being disabled?

Serial0 / 1 is disabled. There is no cable connecting the routers. The remote router is using serial 0 / 0. No clock frequency has been established.

What addresses can be used to summarize networks from 172.16.0.0/24 to 172.16.7.0/24?

172.16.0.0/21, 172.16.1.0/22, 172.16.0.0 255,255,

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