IMHO r-cmds should be considered more armful in OS than goto in code. In cases of last resort needs, I would prefer netcat. There is a bunch of last resort tool

IMHO r-cmds should be considered more armful in OS than goto in code. In cases of last resort needs, I would prefer netcat. There is a bunch of last resort tools that should be part of default installation. For example ping, xeyes, ...