Port 2916 (elvin-server, elvin_server)

IANA assigns port 2916 to elvin-server, elvin_server: Elvin Server IANA assigned this well-formed service name as a replacement for "elvin_server"..

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference

elvin-server TCP Elvin Server IANA assigned this well-formed service name as a replacement for "elvin_server". - -

elvin_server TCP Elvin Server
This entry is an alias to "elvin-server". This entry is now historic, not usable for use with many common service discovery mechanisms. - -

elvin-server UDP Elvin Server IANA assigned this well-formed service name as a replacement for "elvin_server". - -

elvin_server UDP Elvin Server
This entry is an alias to "elvin-server". This entry is now historic, not usable for use with many common service discovery mechanisms. - -

Check what is listening on port 2916

Linux: is anything listening on TCP 2916?

sudo ss -tlnp 'sport = :2916'

Linux: UDP 2916

sudo ss -ulnp 'sport = :2916'

Linux / macOS: which process owns the port

sudo lsof -nP -i :2916

Older Linux / BSD (net-tools)

sudo netstat -tlnp | grep ':2916 '

Windows (Command Prompt)

netstat -ano | findstr :2916

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2916 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine

nc -vz -w 5 HOST 2916

From Windows

Test-NetConnection HOST -Port 2916

UDP probe (no reply does not prove it is closed)

nc -vzu -w 5 HOST 2916

Block port 2916 in the firewall

ufw

sudo ufw deny 2916/tcp

iptables

sudo iptables -A INPUT -p tcp --dport 2916 -j DROP

nftables

sudo nft add rule inet filter input tcp dport 2916 drop

Windows Firewall

New-NetFirewallRule -DisplayName 'Block TCP 2916' -Direction Inbound -Protocol TCP -LocalPort 2916 -Action Block

ufw

sudo ufw deny 2916/udp