$$ Configure a named ACL that will deny the lower range of a network address range $(192\mathrm{.}168\mathrm{.}100\mathrm{.}128192\mathrm{.}168\mathrm{.}100\mathrm{.}254)$ for ICMP & permit everything else from accessing the host $192\mathrm{.}168\mathrm{.}30\mathrm{.}1$