What steps are required to configyre the Internet Gateway?

Step 1 (UNIX SETUP)

Logon to your as sidadm
Change directory to /sapmnt/SID/global (or any directory globally available across all application servers)
Create the following entries in file SAP_EMAIL_GATEWAY.sh and save the file

#!/bin/sh
GWCONFIG=/sapmnt/SID/global/SAP_EMAIL_GATEWAY.cfg
export GWCONFIG
/sapmnt/SID/exe/mlunxsnd $*

Execute the command: mlosmadm SAP_EMAIL_GATEWAY.cfg (enter the following information)

System name : SID
Client : 200
Username : MAILADM
Password : initpass
Language : E
Loadbalancing : Y
Message Server :
Group name : LOGON GROUP1
Using SAPROUTER : N
Trace Level (inBoound) : 0
Sendmail Command :
Codepage :
Trace Level (Outbound) : 0
Update file : Y

Step 2 (SAP SETUP)

Logon to SAPSYSTEM (SID) via SAPGUI
Transaction SU01, create user MAILADM and password initpass, usertype CPIC
Transaction SM59, Click Create

RFC Destination : SAP 4.5 INTERNET MAIL GATEWAY
Connection Type : T
Description : INTERNET EMAIL GATEWAY
Hit RETURN
Click EXPLICIT HOST
Enter /sapmnt/P21/global/ SAP_EMAIL_GATEWAY.sh
Save your entries

Transaction SCOT, click Edit--> CREATE NODES

Node : EMAIL
Description : SAP CONNECT NODE FOR EMAIL (continue)
RFC DESTINATION: (choose SAP 4.5 INTERNET MAIL GATEWAY from the pull down menu)
Choose radio button Internet
Address area : *DOMAIN (your intranet domain)
Ccontinue
Format : DOC, DAT, R3F, TXT, RAW,PPT,XLS (continue)
Continue
Set further address types : N
Minimum waiting : 5 minutes
Check both Node is in use', Node can resolve path references
Continue
Choose Goto--> Schedule Background Job
Enter name for the job & save