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.