diff --git a/lib/NGCP/Schema/Result/v_time_sets_ical.pm b/lib/NGCP/Schema/Result/v_time_sets_ical.pm
new file mode 100644
index 00000000..8a49336d
--- /dev/null
+++ b/lib/NGCP/Schema/Result/v_time_sets_ical.pm
@@ -0,0 +1,92 @@
+package NGCP::Schema::Result::v_time_sets_ical;
+
+use strict;
+use warnings;
+
+use Scalar::Util qw(blessed);
+use parent 'DBIx::Class::Core';
+
+our $VERSION = '2.007';
+
+__PACKAGE__->load_components("InflateColumn::DateTime", "Helper::Row::ToJSON");
+__PACKAGE__->table_class("DBIx::Class::ResultSource::View");
+
+
+__PACKAGE__->table("provisioning.v_time_sets_ical");
+__PACKAGE__->result_source_instance->view_definition("select `s`.`id` AS `id`,`s`.`name` AS `name`,concat('BEGIN:VCALENDAR\\n','PRODID:-//Mozilla.org/NONSGML Mozilla Calendar V1.1//EN\\n','VERSION:2.0\\n\\n',group_concat(concat('BEGIN:VEVENT\\n','UID:','sipwise',`p`.`id`,'\@sipwise',`s`.`id`,'\\n','SUMMARY:',`s`.`name`,' event ',`p`.`id`,'\\n','DTSTART:',date_format(`p`.`start`,'%Y%m%dT%H%i%s'),'\\n','RRULE:','FREQ=',`p`.`freq`,ifnull(concat(';COUNT=',`p`.`count`),''),ifnull(concat(';UNTIL=',date_format(`p`.`until`,'%Y%m%dT%H%i%s')),''),ifnull(concat(';INTERVAL=',`p`.`interval`),''),ifnull(concat(';BYSECOND=',`p`.`bysecond`),''),ifnull(concat(';BYMINUTE=',`p`.`byminute`),''),ifnull(concat(';BYHOUR=',`p`.`byhour`),''),ifnull(concat(';BYDAY=',`p`.`byday`),''),ifnull(concat(';BYMONTHDAY=',`p`.`bymonthday`),''),ifnull(concat(';BYYEARDAY=',`p`.`byyearday`),''),ifnull(concat(';BYWEEKNO=',`p`.`byweekno`),''),ifnull(concat(';BYMONTH=',`p`.`bymonth`),''),ifnull(concat(';BYSETPOS=',`p`.`bysetpos`),''),'\\n',ifnull(concat('DESCRIPTION:',`p`.`comment`,'\\n'),''),'END:VEVENT\\n') separator '\n'),'END:VCALENDAR\\n') AS `ical` from (`provisioning`.`voip_time_sets` `s` join `provisioning`.`voip_time_periods` `p` on((`s`.`id` = `p`.`time_set_id`))) group by `s`.`id`");
+
+
+__PACKAGE__->add_columns(
+  "id",
+  { data_type => "integer", extra => { unsigned => 1 }, is_nullable => 1 },
+  "name",
+  { data_type => "varchar", is_nullable => 0, size => 90 },
+  "ical",
+  { data_type => "text", is_nullable => 1 },
+);
+
+sub TO_JSON {
+    my ($self) = @_;
+    return {
+        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
+    };
+}
+
+1;
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Schema::Result::v_time_sets_ical - VIEW
+
+=head1 DESCRIPTION
+
+This module is a schema class for the NGCP database view "provisioning.v_time_sets_ical".
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<DBIx::Class::InflateColumn::DateTime>
+
+=item * L<DBIx::Class::Helper::Row::ToJSON>
+
+=back
+
+=head1 TABLE: C<v_time_sets_ical>
+
+=head1 ACCESSORS
+
+=head2 name
+
+  data_type: 'varchar'
+  is_nullable: 0
+  size: 90
+
+=head2 ical
+
+  data_type: 'text'
+  is_nullable: 1
+
+=head1 AUTHOR
+
+Sipwise Development Team C<< <support@sipwise.com> >>
+
+=head1 LICENSE
+
+This software is Copyright © 2017 by Sipwise GmbH, Austria.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this package.  If not, see <https://www.gnu.org/licenses/>.
diff --git a/lib/NGCP/Schema/Result/voip_peer_groups.pm b/lib/NGCP/Schema/Result/voip_peer_groups.pm
index 7b5b45bd..f71d39e4 100644
--- a/lib/NGCP/Schema/Result/voip_peer_groups.pm
+++ b/lib/NGCP/Schema/Result/voip_peer_groups.pm
@@ -30,6 +30,8 @@ __PACKAGE__->add_columns(
   { data_type => "integer", extra => { unsigned => 1 }, is_nullable => 1 },
   "has_inbound_rules",
   { data_type => "tinyint", default_value => 0, is_nullable => 0 },
+  "time_set_id",
+  { data_type => "integer", extra => { unsigned => 1 }, is_nullable => 1 },
 );
 
 __PACKAGE__->set_primary_key("id");
@@ -64,6 +66,13 @@ __PACKAGE__->belongs_to(
   { cascade_copy => 0, cascade_delete => 0 },
 );
 
+__PACKAGE__->belongs_to(
+  "time_set",
+  "NGCP::Schema::Result::voip_time_sets",
+  { 'foreign.id' => "self.time_set_id" },
+  { is_deferrable => 1, cascade_delete => 0, cascade_update => 0, join_type => "LEFT" },
+);
+
 sub TO_JSON {
     my ($self) = @_;
     return {
diff --git a/lib/NGCP/Schema/Result/voip_time_periods.pm b/lib/NGCP/Schema/Result/voip_time_periods.pm
new file mode 100644
index 00000000..463f04df
--- /dev/null
+++ b/lib/NGCP/Schema/Result/voip_time_periods.pm
@@ -0,0 +1,264 @@
+package NGCP::Schema::Result::voip_time_periods;
+
+use strict;
+use warnings;
+
+use Scalar::Util qw(blessed);
+use parent 'DBIx::Class::Core';
+
+our $VERSION = '2.007';
+
+__PACKAGE__->load_components("InflateColumn::DateTime", "Helper::Row::ToJSON");
+
+
+__PACKAGE__->table("provisioning.voip_time_periods");
+
+
+__PACKAGE__->add_columns(
+  "id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_auto_increment => 1,
+    is_nullable => 0,
+  },
+  "time_set_id",
+  { data_type => "integer", extra => { unsigned => 1 }, is_nullable => 0 },
+  "start",
+  {
+    data_type => "timestamp",
+    datetime_undef_if_invalid => 1,
+    is_nullable => 0,
+  },
+  "end",
+  {
+    data_type => "timestamp",
+    datetime_undef_if_invalid => 1,
+    is_nullable => 0,
+  },
+  "freq",
+  {
+    data_type => "enum",
+    extra => {
+      list => [
+        "secondly",
+        "minutely",
+        "hourly",
+        "daily",
+        "weekly",
+        "monthly",
+        "yearly",
+      ],
+    },
+    is_nullable => 1,
+  },
+  "until",
+  {
+    data_type => "timestamp",
+    datetime_undef_if_invalid => 1,
+    is_nullable => 1,
+  },
+  "count",
+  { data_type => "integer", is_nullable => 1 },
+  "interval",
+  { data_type => "integer", is_nullable => 1 },
+  "bysecond",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "byminute",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "byhour",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "byday",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "bymonthday",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "byyearday",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "byweekno",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "bymonth",
+  { data_type => "varchar", is_nullable => 1, size => 45 },
+  "bysetpos",
+  { data_type => "integer", is_nullable => 1 },
+  "comment",
+  { data_type => "text", is_nullable => 1 },
+);
+
+
+__PACKAGE__->set_primary_key("id");
+
+__PACKAGE__->belongs_to(
+  "time_set",
+  "NGCP::Schema::Result::voip_time_sets",
+  { id => "time_set_id" },
+);
+
+sub TO_JSON {
+    my ($self) = @_;
+    return {
+        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
+    };
+}
+
+1;
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Schema::Result::voip_time_periods
+
+=head1 DESCRIPTION
+
+This module is a schema class for the NGCP database table "provisioning.voip_time_periods".
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<DBIx::Class::InflateColumn::DateTime>
+
+=item * L<DBIx::Class::Helper::Row::ToJSON>
+
+=back
+
+=head1 TABLE: C<voip_time_periods>
+
+=head1 ACCESSORS
+
+=head2 id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 1
+  is_nullable: 0
+
+=head2 time_set_id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_nullable: 0
+
+=head2 start
+
+  data_type: 'timestamp'
+  datetime_undef_if_invalid: 1
+  default_value: current_timestamp
+  is_nullable: 0
+
+=head2 end
+
+  data_type: 'timestamp'
+  datetime_undef_if_invalid: 1
+  default_value: '0000-00-00 00:00:00'
+  is_nullable: 0
+
+=head2 freq
+
+  data_type: 'enum'
+  extra: {list => ["secondly","minutely","hourly","daily","weekly","monthly","yearly"]}
+  is_nullable: 1
+
+=head2 until
+
+  data_type: 'timestamp'
+  datetime_undef_if_invalid: 1
+  is_nullable: 1
+
+=head2 count
+
+  data_type: 'integer'
+  is_nullable: 1
+
+=head2 interval
+
+  data_type: 'integer'
+  is_nullable: 1
+
+=head2 bysecond
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 byminute
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 byhour
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 byday
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 bymonthday
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 byyearday
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 byweekno
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 bymonth
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 45
+
+=head2 bysetpos
+
+  data_type: 'integer'
+  is_nullable: 1
+
+=head2 comment
+
+  data_type: 'text'
+  is_nullable: 1
+
+=head1 PRIMARY KEY
+
+=over 4
+
+=item * L</id>
+
+=back
+
+=head1 AUTHOR
+
+Sipwise Development Team C<< <support@sipwise.com> >>
+
+=head1 LICENSE
+
+This software is Copyright © 2017 by Sipwise GmbH, Austria.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this package.  If not, see <https://www.gnu.org/licenses/>.
diff --git a/lib/NGCP/Schema/Result/voip_time_sets.pm b/lib/NGCP/Schema/Result/voip_time_sets.pm
new file mode 100644
index 00000000..bd4c8d41
--- /dev/null
+++ b/lib/NGCP/Schema/Result/voip_time_sets.pm
@@ -0,0 +1,160 @@
+package NGCP::Schema::Result::voip_time_sets;
+
+use strict;
+use warnings;
+
+use Scalar::Util qw(blessed);
+use parent 'DBIx::Class::Core';
+
+our $VERSION = '2.007';
+
+__PACKAGE__->load_components("InflateColumn::DateTime", "Helper::Row::ToJSON");
+
+
+__PACKAGE__->table("provisioning.voip_time_sets");
+
+
+__PACKAGE__->add_columns(
+  "id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_auto_increment => 1,
+    is_nullable => 0,
+  },
+  "reseller_id",
+  { data_type => "integer", is_nullable => 0 },
+  "contract_id",
+  { data_type => "integer", is_nullable => 1 },
+  "subscriber_id",
+  { data_type => "integer", is_nullable => 1 },
+  "name",
+  { data_type => "varchar", is_nullable => 0, size => 90 },
+);
+
+
+__PACKAGE__->set_primary_key("id");
+
+
+__PACKAGE__->add_unique_constraint("name_UNIQUE", ["name"]);
+
+__PACKAGE__->has_many(
+  "time_periods",
+  "NGCP::Schema::Result::voip_time_periods",
+  { "foreign.time_set_id" => "self.id" },
+  # { cascade_copy => 0, cascade_delete => 0 }, # TODO: ??
+);
+
+__PACKAGE__->has_many(
+  "voip_peer_groups",
+  "NGCP::Schema::Result::voip_peer_groups",
+  { "foreign.time_set_id" => "self.id" },
+  # { cascade_copy => 0, cascade_delete => 0 }, # TODO: ??
+);
+
+__PACKAGE__->belongs_to(
+  "reseller",
+  "NGCP::Schema::Result::resellers",
+  { id => "reseller_id" },
+);
+
+sub TO_JSON {
+    my ($self) = @_;
+    return {
+        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
+    };
+}
+
+1;
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Schema::Result::voip_time_sets
+
+=head1 DESCRIPTION
+
+This module is a schema class for the NGCP database table "provisioning.voip_time_sets".
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<DBIx::Class::InflateColumn::DateTime>
+
+=item * L<DBIx::Class::Helper::Row::ToJSON>
+
+=back
+
+=head1 TABLE: C<voip_time_sets>
+
+=head1 ACCESSORS
+
+=head2 id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 1
+  is_nullable: 0
+
+=head2 reseller_id
+
+  data_type: 'integer'
+  is_nullable: 0
+
+=head2 contract_id
+
+  data_type: 'integer'
+  is_nullable: 1
+
+=head2 subscriber_id
+
+  data_type: 'integer'
+  is_nullable: 1
+
+=head2 name
+
+  data_type: 'varchar'
+  is_nullable: 0
+  size: 90
+
+=head1 PRIMARY KEY
+
+=over 4
+
+=item * L</id>
+
+=back
+
+=head1 UNIQUE CONSTRAINTS
+
+=head2 C<name_UNIQUE>
+
+=over 4
+
+=item * L</name>
+
+=back
+
+=head1 AUTHOR
+
+Sipwise Development Team C<< <support@sipwise.com> >>
+
+=head1 LICENSE
+
+This software is Copyright © 2017 by Sipwise GmbH, Austria.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this package.  If not, see <https://www.gnu.org/licenses/>.