Ports Used by Third-Party Components

In the following table, the Access Requirement column for each port is usually either "Internal" or "External." In this context, "Internal" means that the port is used only for communication among the components; "External" means that the port can be used for either internal or external communication.

Component

Service

Qualifier

Port

Protocol

Access Requirement

Configuration

Comment

Ganglia

ganglia-gmond

 

8649

UDP/TCP

Internal

 

 

 

ganglia-web

 

80

TCP

External
Via Apache 
httpd

 

Kerberos

KRB5 KDC Server

Secure

88

UDP/TCP

External

 
kdc_ports
and 
kdc_tcp_ports
in either the 
[kdcdefaults]
or 
[realms]
sections of 
kdc.conf

By default only UDP

 

KRB5 Admin Server

Secure

749

TCP

External

 
kadmind_port
in the 
[realms]
section of 
kdc.conf

 
  kpasswd  

464

 UDP/TCP External    

SSH

ssh

  

22

TCP

 External    
PostgreSQL     5432 TCP Internal    
MariaDB     3306 TCP Internal    
MySQL     3306 TCP Internal    
LDAP LDAP Server   389 TCP External    
  LDAP Server over TLS/SSL TLS/SSL 636 TCP External    
  Global Catalog   3268 TCP External    
  Global Catalog over TLS/SSL TLS/SSL 3269 TCP External