The tables below list the most important ports used by the AS ABAP and AS JAVA
| NetWeaver Application Server ABAP | |||
| Service | Port Number | Default | Range |
| Dispatcher | 32NN | 3200 | 3200 – 3299 |
| Gateway | 33NN | 3300 | 3300 – 3399 |
| ICM HTTP | 80NN | 8000 | Free |
| ICM HTTPS | 443NN | Not Active | Free |
| ICM SMTP | 25 | Not Active | 25 |
| Message Server | 36NN | 3600 | Free |
| Message Server HTTP | 81NN | 8100 | Free |
| Message Server HTTPS | 444NN | Not Active | Free |
Dispatcher
SAP Dispatcher, used by SAP GUI for Windows and Java.
Gateway
SAP gateway, used for CPIC and RFC communication.
ICM HTTP
You can configure the system to use port number 80 after installation.
ICM HTTPS
The port is not configured during installation. If you want to use HTTPS, you must configure it manually.
ICM SMTP
The port is not configured during installation. If you want to use SMTP, you must configure it manually.
Message Server
Only CI (central instance) Service names can be reassigned in /etc/services to an arbitrary value after installation.
Relevant only for releases prior to SAP NetWeaver 7.0.
Message Server HTTP
Only CI (central instance) Can be used to retrieve system information via HTTP.
Relevant only for releases prior to SAP NetWeaver 7.0.
Message Server HTTPS
Only CI (central instance) The port is not configured during installation.
Relevant only for releases prior to SAP NetWeaver 7.0.
| SAP NetWeaver Application Server Java | |||
| Service | Port Number | Default | Range |
| HTTP | 5NN00 | 50000 | 50000-59900 |
| HTTP over SSL | 5NN01 | 50001 | 50001-59901 |
| IIOP initial context | 5NN02 | 50002 | 50002-59902 |
| IIOP over SSL | 5NN03 | 50003 | 50003-59903 |
| P4 | 5NN04 | 50004 | 50004-59904 |
| P4 over HTTP tunneling | 5NN05 | 50005 | 50005-59905 |
| P4 over SSL | 5NN06 | 50006 | 50006-59906 |
| IIOP | 5NN07 | 50007 | 50007-59907 |
| Telnet | 5NN08 | 50008 | 50008-59908 |
| JMS | 5NN10 | 50010 | 50010-59910 |
NN Means “Instance Number”
For an instance ;
If our Instance Number is “00″ then ;
HTTP Port –> 5NN00 –> 50000
HTTPS port –> 5NN01 –> 50001
PS : HTTPS = HTTP Port + 1
