Registered · Cross-platform

5556 WebLogic Node Manager

TCP Yes
UDP
SCTP
DCCP

What it is

Oracle WebLogic Node Manager; also Freeciv.

When / why

WebLogic server lifecycle management.

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 5556

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 5556

Allow TCP 5556 (WebLogic Node Manager). 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="5556" protocol="tcp" accept'

Allow TCP 5556 (WebLogic Node Manager) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 5556 accept

Allow TCP 5556 (WebLogic Node Manager). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 5556 -j ACCEPT

Allow TCP 5556 (WebLogic Node Manager). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-weblogicnodemanager-5556 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 5556

Inbound rule for 5556 (WebLogic Node Manager). 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=5556,ToPort=5556,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 5556 (WebLogic Node Manager). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-weblogicnodemanager-5556 --direction=INGRESS --action=ALLOW --rules=tcp:5556 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 5556 (WebLogic Node Manager). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow WebLogic Node Manager 5556/TCP" dir=in action=allow protocol=TCP localport=5556 remoteip=<source>

Inbound TCP 5556 (WebLogic Node Manager). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow WebLogic Node Manager 5556/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 5556 -RemoteAddress <source>

Inbound TCP 5556 (WebLogic Node Manager). 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.