!type.equals(IcmpV4Type.DESTINATION_UNREACHABLE)
&& !type.equals(IcmpV4Type.TIME_EXCEEDED)
&& !type.equals(IcmpV4Type.PARAMETER_PROBLEM)
) { throw new IllegalArgumentException("args[1]: " + strType); }
IcmpV4Code code;
try {
code
= IcmpV4Code.getInstance(
type.value(),
Byte.parseByte(strCode)