Hallo, we have a cisco 1803 isr router connected to a 4Mbps shdl line.We use the line for data and voip.HERE IS PART OF "SH VER"router1803#router1803#show versionCisco IOS Software, C180X Software (C180X-ADVIPSERVICESK9-M), Version 12.4(6)T5, RELEASE...