Default Port Specifications Reference

This reference provides information about the default port specifications that enable access to your ExtraHop appliances.

Discover appliance

Resource Port Direction Protocol
Access to the system interface through a web browser 443 Inbound TCP
ExtraHop Cloud Services 443 Outbound TCP
DNS 53 Outbound TCP
ECA, ETA, EXA 443 Direct connections: Inbound

Tunneled connections: Outbound

TCP
iDRAC 443 Inbound TCP
iDRAC SSH Admin 22 Inbound TCP
Memcache - Open Data Context 11211 Inbound TCP, UDP
NTP 123 Outbound UDP
ODS - Kafka 9092 Outbound TCP
ODS - MongoDB 27018 Outbound TCP
ODS - REST 80, 443 Outbound TCP
ODS - Syslog 514 Outbound TCP, UDP
REST API 443 Inbound TCP
Session Key Forwarding Listener 4873 Inbound TCP
SMTP 25, 465 Outbound TCP
SNMP and SNMPTRAP 161, 162 Bidirectional UDP
SSH Admin 22 Inbound TCP

Command appliance

Resource Port Direction Protocol
Access to the system interface through a web browser 443 Inbound TCP
DNS 53 Outbound TCP, UDP
EDA, EXA, ETA 443 Direct connections: Outbound

Tunneled connections: Inbound

TCP
ExtraHop Cloud Services 443 Outbound TCP
iDRAC 443 Inbound TCP
iDRAC SSH Admin 22 Inbound TCP
NTP 123 Outbound UDP
REST API 443 Inbound TCP
SMTP 25, 465 Outbound TCP
SNMP and SNMPTRAP 161, 162 Bidirectional UDP
SSH Admin 22 Inbound TCP

Explore appliance

Resource Port Direction Protocol
Access to the system interface through a web browser 443 Inbound TCP
DNS 53 Outbound TCP, UDP
ECA, EDA 443 Direct connections: Inbound

Tunneled connections: Outbound

TCP
EXA Cluster 9443 Bidirectional TCP
iDRAC 443 Inbound TCP
iDRAC SSH Admin 22 Inbound TCP
NTP 123 Outbound UDP
REST API 443 Inbound TCP
SMTP 25, 465 Outbound TCP
SNMP and SNMPTRAP 161, 162 Bidirectional UDP
SSH Admin 22 Inbound TCP

Trace appliance

Resource Port Direction Protocol
Access to the system interface through a web browser 443 Inbound TCP
DNS 53 Outbound TCP, UDP
ECA, EDA 443 Direct connections: Inbound

Tunneled connections: Outbound

TCP
iDRAC 443 Inbound TCP
iDRAC SSH Admin 22 Inbound TCP
NTP 123 Outbound UDP
REST API 443 Inbound TCP
SMTP 25, 465 Outbound TCP
SNMP and SNMPTRAP 161, 162 Bidirectional UDP
SSH Admin 22 Inbound TCP
Last modified 2023-11-07