Macのネットワーク状況を表示するコマンド

list-network-status.sh

#!/bin/sh

# WiFi
networksetup -getairportnetwork en0
# List service & status
networksetup -listallnetworkservices | \
    sed -e '1d' | \
    while read s
    do
        networksetup -getinfo "$s" | \
            awk -v svc="$s" '
                /^IP address/{ip=$3}
                END{print ip ? ip : "[NO IPv4 addr]","\t:",svc}'
    done | \
    sort