I always like to have a look at what is being usurped, when choosing fun/apposite ports: - % grep 1989 /etc/services tr-rsrb-p3 1989/tcp

I always like to have a look at what is being usurped, when choosing fun/apposite ports: - % grep 1989 /etc/services tr-rsrb-p3 1989/tcp # cisco RSRB Priority 3 port tr-rsrb-p3 1989/udp # cisco RSRB Priority 3 port #mshnet 1989/tcp # MHSnet system #mshnet 1989/udp # MHSnet system