Registered · Cross-platform

14550 MAVLink

TCP Unofficial
UDP
SCTP
DCCP

What it is

MAVLink drone ground-station link.

When / why

UAV/drone telemetry and control.

Protocol status detail

TransportStatusMeaning
TCP Unofficial Not assigned by IANA, but 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 14550

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 14550

Allow TCP 14550 (MAVLink). 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="14550" protocol="tcp" accept'

Allow TCP 14550 (MAVLink) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 14550 accept

Allow TCP 14550 (MAVLink). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 14550 -j ACCEPT

Allow TCP 14550 (MAVLink). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-mavlink-14550 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 14550

Inbound rule for 14550 (MAVLink). 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=14550,ToPort=14550,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 14550 (MAVLink). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-mavlink-14550 --direction=INGRESS --action=ALLOW --rules=tcp:14550 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 14550 (MAVLink). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow MAVLink 14550/TCP" dir=in action=allow protocol=TCP localport=14550 remoteip=<source>

Inbound TCP 14550 (MAVLink). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow MAVLink 14550/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 14550 -RemoteAddress <source>

Inbound TCP 14550 (MAVLink). 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.