Melbye’s many years of experience within the transceivers have helped us create a wide range. They meet all existing MSA’s and we can also provide both CWDM and DWDM solutions. All transceivers are 100% compatible with manufacturers like CiSCO, Nortel, Extreme, Alcatel, 3Com, PacketFront, Juniper, Foundry, Allied Telesis and ZyXEL.