connector-telephony/base_phone/views/res_users_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  Copyright 2010-2018 Akretion France
  @author: Alexis de Lattre <alexis.delattre@akretion.com>
  License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-->

<odoo>


<record id="view_users_form" model="ir.ui.view">
    <field name="name">base_phone.res.users.telephony_tab</field>
    <field name="model">res.users</field>
    <field name="inherit_id" ref="base.view_users_form"/>
    <field name="arch" type="xml">
        <notebook position="inside">
            <page string="Telephony" name="phone" invisible="1">
                <!-- Empty page, which will be used by other phone modules -->
                <group name="phone-preferences" string="Telephony Preferences">
                </group>
            </page>
        </notebook>
    </field>
</record>

<record id="view_users_form_simple_modif" model="ir.ui.view">
    <field name="name">base_phone.user_preferences.view</field>
    <field name="model">res.users</field>
    <field name="inherit_id" ref="base.view_users_form_simple_modif" />
    <field name="arch" type="xml">
        <xpath expr="//group[@name='preference_email']/.." position="after">
            <group name="phone" string="Telephony Preferences" invisible="1">
                <!-- Empty group, that is used by other phone modules -->
            </group>
        </xpath>
    </field>
</record>


</odoo>