Part Number: 10122-AX (Axiom 10gbase-lr xfp transceiver) Part Number: 10122B (Coto) Part Number: 10-122C (Ne) Part Number: 10122D (Ne) Part Number: 10122DAP (No description) Part Number: 10122DAP1 (Ne) Part Number: 10122E11 (No description) Part Number: 10122E15 (No description) Part Number: 10122-ENC (Extreme 10122 compatible xfp) Part Number: 10122GAC2 (No description) Part Number: 10122H25 (Ne) Part Number: 10122HRTHAX102J5 (Ne) Part Number: 10122J (Ne) Part Number: 10-122JM (Ne)