What is the implementation when the netflow version is v5, v8, v9, ipfix?
CREATE TABLE "table1_1206114_2" (
  "vendor_and_type" text,
  "models" text,
  "net_flow_version" text,
  "implementation" text,
  "comments" text
);
SELECT "implementation" FROM "table1_1206114_2" WHERE "net_flow_version"='v5, v8, v9, IPFIX';