Well I see two possibilities here,Either the definition of session is different between the SCE and the Juniper FWOr all the traffic going through the FW is not going through the SCE.Thomas.
To create anonymous subscribers, just type : subscriber anonymous-group name "TEST" IP-range 0.0.0.0:0x00000000 template Xthe IP range having a hexa mask, and template X is the package number you want to use, 0 being the default.Cheers,Thomas