Registered · Cross-platform

1972 InterSystems IRIS / Caché

TCP Yes
UDP
SCTP
DCCP

What it is

InterSystems IRIS / Caché data platform.

When / why

Healthcare/enterprise database (e.g. Epic).

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 1972

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 1972

Allow TCP 1972 (InterSystems IRIS / Caché). 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="1972" protocol="tcp" accept'

Allow TCP 1972 (InterSystems IRIS / Caché) from <source>. Run 'firewall-cmd --reload' afterwards.

nftables

nft add rule inet filter input ip saddr <source> tcp dport 1972 accept

Allow TCP 1972 (InterSystems IRIS / Caché). Assumes table 'inet filter' with an 'input' chain.

iptables

sudo iptables -A INPUT -p tcp -s <source> --dport 1972 -j ACCEPT

Allow TCP 1972 (InterSystems IRIS / Caché). Persist with iptables-save/netfilter-persistent.

Azure NSG

az network nsg rule create -g <resource-group> --nsg-name <nsg> -n Allow-intersystemsiriscaché-1972 --priority 1000 --access Allow --direction Inbound --protocol TCP --source-address-prefixes <source> --destination-port-ranges 1972

Inbound rule for 1972 (InterSystems IRIS / Caché). 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=1972,ToPort=1972,IpRanges="[{CidrIp=<source-cidr>}]"

Inbound TCP 1972 (InterSystems IRIS / Caché). Replace <source-cidr> (e.g. 10.0.0.0/16).

GCP firewall

gcloud compute firewall-rules create allow-intersystemsiriscaché-1972 --direction=INGRESS --action=ALLOW --rules=tcp:1972 --source-ranges=<source-cidr> --network=<network>

Ingress rule for 1972 (InterSystems IRIS / Caché). Scope with --source-ranges and optionally --target-tags.

Windows netsh

netsh advfirewall firewall add rule name="Allow InterSystems IRIS / Caché 1972/TCP" dir=in action=allow protocol=TCP localport=1972 remoteip=<source>

Inbound TCP 1972 (InterSystems IRIS / Caché). Set remoteip to a host/subnet; 'any' is discouraged.

Windows PowerShell

New-NetFirewallRule -DisplayName "Allow InterSystems IRIS / Caché 1972/TCP" -Direction Inbound -Action Allow -Protocol TCP -LocalPort 1972 -RemoteAddress <source>

Inbound TCP 1972 (InterSystems IRIS / Caché). 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.