db-schema/db_scripts/diff/15338.down

USE provisioning;
set autocommit = 0;

SELECT id INTO @pref_id FROM voip_preferences WHERE attribute='nat_sipping';
DELETE FROM voip_preferences_enum WHERE preference_id=@pref_id;
DELETE FROM voip_preferences WHERE id=@pref_id;

SELECT id INTO @vpg_id FROM voip_preference_groups
  WHERE name='NAT and Media Flow Control';

INSERT INTO voip_preferences
(voip_preference_groups_id, attribute, label, type, max_occur, usr_pref, prof_pref, dom_pref, peer_pref, modify_timestamp, internal, data_type, read_only, description)
VALUES
(@vpg_id, 'no_nat_sipping', 'Disable NAT SIP pings', 1, 1, 1, 1, 1, 0, NOW(), 0, 'boolean', 0, 'Don\'t do NAT ping for domain/user. Use with caution: this only makes sense on the access network which does not need pings (e.g. CDMA)');

commit;