You are troubleshooting an SRX240 acting as a NAT translator for transit traffic. Traffic is dropping at the
SRX240 in your network. Which three tools would you use to troubleshoot the issue? (Choose three.)

A.
security flow traceoptions

B.
monitor interface traffic

C.
show security flow session

D.
monitor traffic interface

E.
debug flow basic

Explanation:
http://kb.juniper.net/InfoCenter/index?page=content&id=KB16110