hi frnds

I need to send a message throw snmp for my java project.

I have questions:

1. while compiling RFC1213 mib, it giving errors as Counter,Gauge, opaque cannot resolved symbol, even i mention in import stmt.

2. where can i find a sample mib so i can change it for my needs? or
can some1 plz send me a simple one?

3. i can't understand from java.sun.com if they...