Ports used by SAP Application servers

SAP NetWeaver Application Server ABAP:

Service	Range	Default
Dispatcher	32NN	3200
	sapdpNN
Gateway	33NN	3300
	sapgwNN
Gateway	48NN	4800
	sapgwNNs
ICM HTTP	80NN	8000
ICM HTTPS	443NN	Not activated by def.
ICM SMTP	25	Not activated by def.
Message Server	36NN	3600
	sapmsSID	sapmsC11
Message Server HTTP	81NN	8100
Message Server HTTPS	444NN	Not activated by def.
Central System Log	UDP: 12NN,	Not activated by def.

SAP NetWeaver Application Server JAVA:

Service	Range	Default
HTTP	5NN00	50000
HTTPS	5NN01	50001
IIOP initial context	5NN02	50002
IIOP over SSL	5NN03	50003
IP4	5NN04	50004
P4 over HTTP tunneling	5NN05	50005
P4 over SSL	5NN06	50006
IIOP	5NN07	50007
Telnet	5NN08	50008
JMS	5NN10	50010

 
For more details see following SAP Note and SDN's wiki post:

540379 - Ports and services used by SAP

https://wiki.sdn.sap.com/wiki/display/SI