List - Netperf Server
Note: These servers may require a daily passphrase (e.g., -Z passphrase ) to prevent abuse .
for server in $(cat netperf_list.txt); do timeout 2 nc -zv $server 12865 > /dev/null 2>&1 if [ $? -ne 0 ]; then echo "ALERT: $server is down or netserver not running." # Send to Slack, PagerDuty, or simply mark for removal. sed -i "/$server/d" netperf_list.txt fi done netperf server list