Registered · Cross-platform

32400 Plex Media Server

TCP Yes
UDP —
SCTP —
DCCP —

What it is

Plex media streaming server.

When / why

Home media streaming. Use Plex relay/auth rather than raw port-forwarding.

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.

Browse all ports →

Firewall rules for port 32400

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 32400

Allow TCP 32400 (Plex Media Server). 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="32400" protocol="tcp" accept'

Allow TCP 32400 (Plex Media Server) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 32400 accept

Allow TCP 32400 (Plex Media Server). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 32400 -j ACCEPT

Allow TCP 32400 (Plex Media Server). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-plexmediaserver-32400 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 32400

Inbound rule for 32400 (Plex Media Server). 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=32400,ToPort=32400,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 32400 (Plex Media Server). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-plexmediaserver-32400 --direction=INGRESS --action=ALLOW --rules=tcp:32400 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 32400 (Plex Media Server). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow Plex Media Server 32400/TCP" dir=in action=allow protocol=TCP localport=32400 remoteip=<source>

Inbound TCP 32400 (Plex Media Server). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow Plex Media Server 32400/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 32400 -RemoteAddress <source>

Inbound TCP 32400 (Plex Media Server). 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.