a forward error correction encoder, coupled to the fast path and to the interleave path, for providing error correction to the plurality of frames to produce codewords in both the fast path and the interleave path, wherein {HEAD ~ each codeword} is comprised of {TAIL ~ a plurality} of bytes of data; and 
is comprised of
a forward error correction encoder , coupled to the fast path and to the interleave path , for providing error correction to the plurality of frames to produce codewords in both the fast path and the interleave path , wherein { HEAD ~ each codeword } is comprised of { TAIL ~ a plurality } of bytes of data ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH