19” Rack Mounting. Front Fully populated with 50 RJ45 modules. RJ45 Pins active on 4 & 5. RJ21 Telco tail 90, 180 or 120 degree hood. Individual slide marking system 2 x RJ21 Telco cables terminated directly on to the RJ45 Panel, 2mt lead as standard. Active on the voice pair of each socket (pins 4&5). Simply plug the RJ21 connector into your voice gateway to provide connectivity. Terminated RJ21 Telco can be manufactured to any cable length required. Can be used for Cisco VG320 Voice Gateway.