Question $1$

For the diagram below, one of these devices may have an incorrect IPv$4$ address that will not allow them to communicate on the network.

Which one is it $($if any$)?$

$-.192\mathrm{.}11$

$192\mathrm{.}1$

$192\mathrm{.}10.$

$192\mathrm{.}10$

$192\mathrm{.}10$

PC$1$

PC$2$

PC$3$

PC$4$

PC$5$

Router$1$

None of these devices has an incorrect IPv$4$ address