Aug22 New 100G DWDM route Yekaterinburg – Tyumen – Chelyabinsk – Ufa has launched Network,Routes RETN continued the re-equipment of east part of the network on 100G technology. The new 100G DWDM gear closed Ural ring Yekaterinburg – Tyumen – Chelyabinsk – Ufa. Length of a ReTN’s DWDM network has reached 27981 km.