Anetwork engineer configures a router with the following commands. ro3(config)# interface f0/5 ro3(config-if)# ipv6 address 2005: ac9: 5b: 1: : 1/64 ro3(config-if)# no shut ro3(configif)# end the router is connected to a switch in vlan 10 and is working correctly on that vlan. a network engineer configures a new computer to use slaac and assigns the computer to vlan 10. 1. the computer is unable to obtain the correct ipv6 prefix and prefix length. what is wrong?