; cd /net/udp
; echo connect 172.24.172.227!8888 > clone
; cat clone
0
; cd /net/udp/0
; echo connect 172.24.172.227!8888 > ctl
; cat remote
172.24.172.227!8888
; cat local
172.24.172.227!58449
; echo hello world > data
echo: write error: Destination address required