Registered · Cross-platform

1352 HCL/IBM Domino

TCP Yes
UDP
SCTP
DCCP

What it is

Lotus Notes / Domino RPC (NRPC).

When / why

Notes client-to-Domino server traffic.

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 1352

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 1352

Allow TCP 1352 (HCL/IBM Domino). 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="1352" protocol="tcp" accept'

Allow TCP 1352 (HCL/IBM Domino) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 1352 accept

Allow TCP 1352 (HCL/IBM Domino). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 1352 -j ACCEPT

Allow TCP 1352 (HCL/IBM Domino). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-hclibmdomino-1352 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 1352

Inbound rule for 1352 (HCL/IBM Domino). 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=1352,ToPort=1352,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 1352 (HCL/IBM Domino). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-hclibmdomino-1352 --direction=INGRESS --action=ALLOW --rules=tcp:1352 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 1352 (HCL/IBM Domino). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow HCL/IBM Domino 1352/TCP" dir=in action=allow protocol=TCP localport=1352 remoteip=<source>

Inbound TCP 1352 (HCL/IBM Domino). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow HCL/IBM Domino 1352/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 1352 -RemoteAddress <source>

Inbound TCP 1352 (HCL/IBM Domino). 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.