The RIC-E1 and RIC-T1 enable cost-effective conversion between standard serial or Ethernet data traffic to E1 or T1 channels. Ethernet options support transparent connection between remote LANs over unframed E1/T1 links with VLAN, diagnostic loopback and clocking capabilities. The devices support a range of up to 300 meters (1,000 ft) from the G.703 equipment over 24 AWG cable.