-alert ip any any -> any any (msg:"Flow has 10 packets"; flow.pkts_toclient:10; flow.pkts_toserver:10; flow.bytes_toserver:<3000; flow.bytes_toclient:>8000; sid:1;)
+alert ip any any -> any any (msg:"Flow has 10 packets"; flow.pkts:toclient,=10; flow.pkts:toserver,=10; flow.bytes:toserver,<3000; flow.bytes:toclient,>8000; sid:1;)
+alert ip any any -> any any (msg:"Flow has 10 packets (old syntax)"; flow.pkts_toclient:10; flow.pkts_toserver:10; flow.bytes_toserver:<3000; flow.bytes_toclient:>8000; sid:2;)