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Port 2826 (slc-systemlog)

IANA assigns port 2826 to slc-systemlog: slc systemlog.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
slc-systemlog TCP slc systemlog - -
slc-systemlog UDP slc systemlog - -

Check what is listening on port 2826

Linux: is anything listening on TCP 2826?
sudo ss -tlnp 'sport = :2826'
Linux: UDP 2826
sudo ss -ulnp 'sport = :2826'
Linux / macOS: which process owns the port
sudo lsof -nP -i :2826
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':2826 '
Windows (Command Prompt)
netstat -ano | findstr :2826
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 2826 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 2826
From Windows
Test-NetConnection HOST -Port 2826
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 2826

Block port 2826 in the firewall

ufw
sudo ufw deny 2826/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 2826 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 2826 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 2826' -Direction Inbound -Protocol TCP -LocalPort 2826 -Action Block
ufw
sudo ufw deny 2826/udp
iptables
sudo iptables -A INPUT -p udp --dport 2826 -j DROP
nftables
sudo nft add rule inet filter input udp dport 2826 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 2826' -Direction Inbound -Protocol UDP -LocalPort 2826 -Action Block

Related ports

2823cqg-netlan2824cqg-netlan-12827slc-ctrlrloops2828itm-lm

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