/// <summary>
 /// True iff the the group address is equal.
 /// </summary>
 private bool EqualFields(IgmpVersion1PlusSimpleLayer other)
 {
     return(other != null &&
            GroupAddress == other.GroupAddress);
 }
 /// <summary>
 /// True iff the the group address is equal.
 /// </summary>
 private bool EqualFields(IgmpVersion1PlusSimpleLayer other)
 {
     return other != null &&
            GroupAddress == other.GroupAddress;
 }