inteligent agent linux

Does anyone know how ti configure inteligent agent for linux. I have info for AIX but I think it is different. It is connected with snmpd somehow. Please help.
And another silly question. How to start enterprise manager in X. I can't find the binary. It is there. When I installed oracle EM started automatically

how to configure or how to start?

try oemapp

I want ot start inteligent agent

for oracle9i use agentctl start...

for oracle8i err... i dont remember...

lsnrctl dbsnmp_start

:D i was about to say that ;)

it started with agentctl start
thanks for the info