Registered · Cross-platform

9999 Misc admin / Dash

TCP Unofficial
UDP
SCTP
DCCP

What it is

Various admin UIs and cryptocurrency clients.

When / why

Verify the listener before opening.

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 9999

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 9999

Allow TCP 9999 (Misc admin / Dash). 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="9999" protocol="tcp" accept'

Allow TCP 9999 (Misc admin / Dash) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 9999 accept

Allow TCP 9999 (Misc admin / Dash). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 9999 -j ACCEPT

Allow TCP 9999 (Misc admin / Dash). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-miscadmindash-9999 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 9999

Inbound rule for 9999 (Misc admin / Dash). 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=9999,ToPort=9999,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 9999 (Misc admin / Dash). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-miscadmindash-9999 --direction=INGRESS --action=ALLOW --rules=tcp:9999 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 9999 (Misc admin / Dash). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow Misc admin / Dash 9999/TCP" dir=in action=allow protocol=TCP localport=9999 remoteip=<source>

Inbound TCP 9999 (Misc admin / Dash). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow Misc admin / Dash 9999/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 9999 -RemoteAddress <source>

Inbound TCP 9999 (Misc admin / Dash). 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.