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Port 2860 (dialpad-voice1)

IANA assigns port 2860 to dialpad-voice1: Dialpad Voice 1.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
dialpad-voice1 TCP Dialpad Voice 1 - -
dialpad-voice1 UDP Dialpad Voice 1 - -

Check what is listening on port 2860

Linux: is anything listening on TCP 2860?
sudo ss -tlnp 'sport = :2860'
Linux: UDP 2860
sudo ss -ulnp 'sport = :2860'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2860
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2860 '
Windows (Command Prompt)
netstat -ano | findstr :2860
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2860 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2860
From Windows
Test-NetConnection HOST -Port 2860
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2860

Block port 2860 in the firewall

ufw
sudo ufw deny 2860/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2860 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2860 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2860' -Direction Inbound -Protocol TCP -LocalPort 2860 -Action Block
ufw
sudo ufw deny 2860/udp
iptables
sudo iptables -A INPUT -p udp --dport 2860 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2860 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2860' -Direction Inbound -Protocol UDP -LocalPort 2860 -Action Block

Related ports

2858ecnp2859activememory2861dialpad-voice22862ttg-protocol

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.