Replace TS_103_221_02_Configuration.xsd

<?xml version="1.0" encoding="UTF-8"?>

<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="..." targetNamespace="..." xmlns:etsi104000="uri:etsi:li:104000:xsdns:v1" elementFormDefault="qualified" attributeFormDefault="unqualified">

    <xs:import namespace= "uri:etsi:li:104000:xsdns:v1"/>

    <xs:complexType name="X2_X3ConfigurationDetails">

<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="uri:etsi:li:103221-2:configuration-details:v1" targetNamespace="uri:etsi:li:103221-2:configuration-details:v1" elementFormDefault="qualified" attributeFormDefault="unqualified">   

    <xs:complexType name="X2ConfigurationDetails">

        <xs:complexContent>

            <xs:extension base="etsi104000:ConfigurationDetails">

            <xs:sequence>

                    <xs:element name="interfaceType" type="InterfaceType"/>

                    <xs:element name="keepAliveDetails" type="X2X3KeepAliveDetails"/>

                <xs:element name="keepAliveDetails" type="X2KeepAliveDetails"/>

            </xs:sequence>

            </xs:extension>

        </xs:complexContent>

    </xs:complexType>

    <xs:simpleType name="InterfaceType">

        <xs:restriction base="xs:string">

            <xs:enumeration value="X2"/>

            <xs:enumeration value="X3"/>

        </xs:restriction>

    </xs:simpleType>

    <xs:complexType name="X2X3KeepAliveDetails">

    <xs:complexType name="X2KeepAliveDetails">

        <xs:complexContent>      

                <xs:sequence>

                    <xs:element name="keepaliveEnabled" type="xs:boolean"/>

                    <xs:element name="keepaliveTimeP1" type="KeepaliveTimeP1" minOccurs="0"/>

                    <xs:element name="keepaliveTimeP2" type="KeepaliveTimeP2" minOccurs="0"/>

                </xs:sequence>

        </xs:complexContent>

    </xs:complexType>        

    <xs:complexType name="X3ConfigurationDetails">

        <xs:complexContent>

            <xs:sequence>

                <xs:element name="keepAliveDetails" type="X3KeepAliveDetails"/>

            </xs:sequence>

        </xs:complexContent>

    </xs:complexType>

    <xs:complexType name="X3KeepAliveDetails">

        <xs:complexContent>      

                <xs:sequence>

                    <xs:element name="keepaliveEnabled" type="xs:boolean"/>