Comment 34 for bug 1306705

Reproduced on the last system tests:
http://jenkins-product.srt.mirantis.net:8080/view/0_master_swarm/job/master_fuelmain.system_test.ubuntu.thread_2/131/testReport/%28root%29/simple_flat_blocked_vlan/simple_flat_blocked_vlan/

{"build_id": "2014-08-06_02-01-17", "ostf_sha": "be71965998364bf8e6415bd38b75c84b63aab867", "build_number": "405", "auth_required": true, "api": "1.0", "nailgun_sha": "f64b06c788e2b92fcb8e678ea6d0c9b86e8d0ab7", "production": "docker", "fuelmain_sha": "124ea87f1ac1c06e27613fe3b31fd5fc6b39e82d", "astute_sha": "99a790ad1b7526cbbd5bf8add0cb2b4e503fccd4", "feature_groups": ["mirantis"], "release": "5.1", "fuellib_sha": "513ec5cdcdef74c7419d5bae967b9edc7da8dbd7"}