ETSI TS 103 241-2-2014 Integrated broadband cable telecommunication networks (CABLE) Testing Conformance test specifications for DS-Lite technology Part 2 Test Suite Structure and .pdf

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1、 ETSI TS 103 241-2 V1.1.1 (2014-12) Integrated broadband cable telecommunication networks (CABLE); Testing; Conformance test specifications for DS-Lite technology; Part 2: Test Suite Structure and Test Purposes (TSS Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standa

2、rds“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/ipr.etsi.org). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not refer

3、enced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Technical Specification (TS) has been produced by ETSI Technical Committee Integrated broadband cable telecommunication networks (CABLE). The present

4、 document produced for the transition technologies accommodates an urgent need in the industry to define requirements that enable seamless transition of Cable Networks to IPv6. Considering the depletion of IPv4 addresses, transition to IPv6 is required in order to enable continued growth of the cust

5、omer base connected to Cable Networks and ensure service continuity for existing and new customers. High-quality connectivity to all kinds of IP-based services and networks is essential in todays business and private life. A plethora of transition technologies have been proposed in IETF, other stand

6、ardization organizations and by manufacturers of IP technology to allow coexistence of IPv4 and IPv6 hosts, access and core networks as well as services. Each of these technology options is specified, implemented and deployed in various forms and stages. The present document is based on the requirem

7、ents of ETSI TS 101 569-1 1. The present document is part 2 of a multi-part deliverable covering the conformance test specification for DS-Lite technology. Part 1: “Protocol Implementation Conformance Statement (PICS) proforma“; Part 2: “Test Suite Structure and Test Purposes (TSS Part 3: “Abstract

8、Test Suite (ATS) and Protocol Implementation eXtra Information for Testing (PIXIT)“. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “may not“, “need“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause

9、 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 103 241-2 V1.1.1 (2014-12)51 Scope The present document provides the Test Suite Structure and Test Purposes (T

10、SS Cable Network Transition to IPv6 Part 1: IPv6 Transition Requirements“. 2 ISO/IEC 9646-1 (1994): “Information technology - Open Systems Interconnection - Conformance testing methodology and framework - Part 1: General concepts“. 3 ISO/IEC 9646-2 (1994): “Information technology - Open Systems Inte

11、rconnection - Conformance testing methodology and framework - Part 2: Abstract Test Suite Specification“. 4 ETSI ETS 300 406: “Methods for Testing and Specification (MTS); Protocol and profile conformance testing specifications; Standardization methodology“. 5 IETF RFC 6333: “Dual-Stack Lite Broadba

12、nd Deployments Following IPv4 Exhaustion“. 2.2 Informative references The following referenced documents are not necessary for the application of the present document but they assist the user with regard to a particular subject area. Not applicable. 3 Abbreviations For the purposes of the present do

13、cument, the following abbreviations apply: AFTR Address Family Transition Router ALG Application Layer Gateway ATS Abstract Test Suite B4 (DS-Lite) Basic Bridging BroadBand element CPE Customer Premises Equipment DF Dont Fragment flag (in IPv4 header) ETSI ETSI TS 103 241-2 V1.1.1 (2014-12)6DHCP Dyn

14、amic Host Configuration Protocol DNS Domain Name System DSLITE Dual-Stack Lite DS-MTU DS-Lite Tunnel MTU FTP File Transfer Protocol GRT Global Routing Table GW GateWay HTML HyperText Markup Language IP Internet Protocol IPv4 IP version 4 IPv6 IP version 6 IUT Implementation Under Test MSS (TCP) Maxi

15、mum Segment Size MTS Methods for Testing and Specification MTU Maximum Transmission Unit NAT Network Address Translation / Network Address Translator PICS Protocol Implementation Conformance Statement TC Test Case TCP Transmission Control Protocol VRF Virtual Routing and Forwarding 4 Test Suite Stru

16、cture The identifier of the TP is built according to table 1 as recommended in the MTS methodologies. Table 1: TP naming convention TP/ = root DSLITE Dual-Stack Lite = group B4 AFTR = sub-group GWA Gateway Assignment BF Basic Function MSS Maximum Segment Size FRAG Fragmentation ALG Application Layer

17、 Gateway RT Routing Tables AW Address Withdrawal = type of testing BV Valid Behaviour tests TI Timer = sequential number 01 to 99 ETSI ETSI TS 103 241-2 V1.1.1 (2014-12)75 Test purposes This clause proposes a TP proforma which is used in the present document. The fields of this proforma as used in t

18、he present document are explained in table 2. Table 2: TP proforma field description TP Header TP ID The TP ID is a unique identifier according to the TP naming convention in table 1 Test objective Short description of test purpose objective according to the requirements from the base standard. Refe

19、rence The reference indicates the clauses of the reference standard specifications in which the conformance requirement is expressed. TP Behaviour Initial conditions (optional) The initial conditions define in which initial state the IUT has to be to apply the actual TP. In the corresponding “Test C

20、ase“ (TC), when the execution of the initial condition does not succeed, it leads to the assignment of an Inconclusive verdict. Expected behaviour (TP body) Definition of the events, which are parts of the TP objective, and the IUT are expected to perform in order to conform to the base specificatio

21、n. In the corresponding TC,“ Pass“ or “Fail“ verdicts can be assigned there. 5.1 TPs for B4 5.1.1 Gateway Assignment TP Id TP/DSLITE/B4/GWA/BV/01 Test objective Check that IUT sends a DHCPv6 Request to the DHCPv6 Server after initialization. Reference 1: clause 6.3.8 Feature: DS-Lite CPE Requirement

22、s Initial conditions with the IUT is properly provisioned the interfaces are connected Cable Network Handbook“, June 2010. ETSI ES 201 488 (all parts) (V1.2.2): “Access and Terminals (AT); Data Over Cable Systems“. ETSI ES 202 488 (all parts) (V1.1.1): “Access and Terminals (AT); Second Generation Transmission Systems for Interactive Cable Television Services - IP Cable Modems“. ETSI ETSI TS 103 241-2 V1.1.1 (2014-12)17History Document history V1.1.1 December 2014 Publication

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