.Otherwise send the packet to the group address
3b.Send reports/joins to the group address
4. ttl = 1 (RFC 2236, section 2)
5. send the packet with the router alert IP option (RFC 2236, section 2)
- Ether:
1. Recalculate destination

Returns:
    True    The tuple ether/ip/self passed all check and represents
            a proper IGMP packet.
    False   One of more validation checks failed and no fields
            were adjusted.

The function will examine the IGMP message to assure proper format.
Corrections will be attempted if possible. The IP header is then properly
adjusted to ensure correct formatting and assignment. The Ethernet header
is then adjusted to the proper IGMP packet format.
r