IPStack_Buffer_AppendSubBuffer(buffer, sizeof(hdr), 0, &hdr, NULL, NULL);
// TODO: What if Channel->Interface is NULL here?
IPv4_SendPacket(Channel->Interface, *(tIPv4*)Address, IP4PROT_UDP, 0, buffer);
IPStack_Buffer_AppendSubBuffer(buffer, sizeof(hdr), 0, &hdr, NULL, NULL);
// TODO: What if Channel->Interface is NULL here?
IPv4_SendPacket(Channel->Interface, *(tIPv4*)Address, IP4PROT_UDP, 0, buffer);