.You have discovered that Router 8 on your network is not receiving updates from Router 10. Router10 has an IP address of 18.104.22.168. All routers run RIP. Since you are new and
not completely familiar with the topology of the network, you execute the debug ip rip command on Router 8 and receive the results shown below:
Router8# debug ip rip
*Mar 1 07:35:12.070: RIP: sending v2 update to 22.214.171.124 via Serial0/0 (126.96.36.199)
*Mar 1 07:35:12.074: RIP: build update entries
*Mar 1 07:35:19.638: RIP: ignored v2 packet from 188.8.131.52 (invalid authentication)
What can be the problem? (Choose all that apply.)
A. Router 10 has not yet been configured for authentication
B. Router 10 is configured for RIPv2 and Router 8 is configured for RIP v1.
C. There is a connectivity problem between the routers.
D. Router 10 is over 16 hops away
E. The password is not correct.