Registered · Linux/Unix

6566 SANE scanner

TCP Yes
UDP
SCTP
DCCP

What it is

SANE network scanner daemon.

When / why

Network scanning on Linux.

Protocol status detail

TransportStatusMeaning
TCP Yes Assigned by IANA and standardized, specified, or widely used on this port.
UDP Not applicable for this transport.
SCTP Not applicable for this transport.
DCCP Not applicable for this transport.

Port range

Registered (1024–49151). Assigned by IANA on request; usable without elevated privileges on most systems.

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Firewall rules for port 6566

Copy-ready inbound rules for the active transports. Replace every <source> placeholder with the specific host, subnet, or CIDR that should reach this port.

ufw

sudo ufw allow proto tcp from <source> to any port 6566

Allow TCP 6566 (SANE scanner). Replace <source> with the network/host that should reach it.

firewalld

sudo firewall-cmd --permanent --add-rich-rule='rule family="ipv4" source address="<source>" port port="6566" protocol="tcp" accept'

Allow TCP 6566 (SANE scanner) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 6566 accept

Allow TCP 6566 (SANE scanner). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 6566 -j ACCEPT

Allow TCP 6566 (SANE scanner). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-sanescanner-6566 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 6566

Inbound rule for 6566 (SANE scanner). Set <source> to a CIDR; lower priority number = higher precedence.

AWS Security Group

aws ec2 authorize-security-group-ingress --group-id <sg-id> --ip-permissions IpProtocol=tcp,FromPort=6566,ToPort=6566,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 6566 (SANE scanner). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-sanescanner-6566 --direction=INGRESS --action=ALLOW --rules=tcp:6566 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 6566 (SANE scanner). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow SANE scanner 6566/TCP" dir=in action=allow protocol=TCP localport=6566 remoteip=<source>

Inbound TCP 6566 (SANE scanner). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow SANE scanner 6566/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 6566 -RemoteAddress <source>

Inbound TCP 6566 (SANE scanner). Replace <source> with a host or subnet.

Rules are generated only for transports marked active for this port. They default to an inbound allow with an explicit source placeholder — never any. Review direction, scope, and rule precedence before applying in production.