�1����
Scope�
�2���� References�
������� 2.1���� Normative references���������
������� 2.2���� Informative references��������
�3���� Terms and definitions�������
�4���� Abbreviations and Conventions����
������� 4.1���� Abbreviations��������
������� 4.2���� Conventions����������
�5���� Technical overview����������
������� 5.1���� IPCablecom QoS architecture
requirements�����������
������� 5.2���� IP QoS access network elements���
������� 5.3���� IPCablecom dynamic QoS
architecture������
������� 5.4���� QoS interfaces�������
������� 5.5���� Framework for IPCablecom QoS��
������� 5.6���� Requirements of access network
resource management������
������� 5.7���� Theory of operation�����������
�6���� MTA to CMTS Quality-of-Service
Protocol (pkt‑q3)������
������� 6.1���� RSVP extensions overview
������� 6.2���� RSVP Flowspecs��
������� 6.3���� Definition of additional RSVP
objects���������
������� 6.4���� Definition of RSVP messages���������
������� 6.5���� Reservation operation��������
������� 6.6���� Definition of Commit messages�������
������� 6.7���� Commit operations
�7���� Embedded MTA
to CM QoS Protocol (pkt-q1)��
����� ��7.1���� Mapping Flowspecs into J.112 QoS parameters����
������� 7.2���� J.112 support for resource
reservation�������
������� 7.3���� Use of J.112 MAC control service
interface�����������
�8���� Authorization interface
description (pkt‑q6)����������
������� 8.1���� Gates: the Framework for QoS
control������
������� 8.2���� COPS profile
for IPCablecom�������
������� 8.3���� Gate Control
protocol message formats������
������� 8.4���� Gate control protocol operation�����
������� 8.5���� CMS use of gate protocol��
������� 8.6���� Gate-Coordination�
Annex A � Timer
definitions and values����
Appendix I����
Appendix II � Sample
protocol message exchanges for basic DCS on-net to� on-net call for stand-alone MTA����
Appendix III � Sample
protocol message exchanges for basic NCS�
on‑net to on‑net call for stand-alone MTA����
Appendix
IV � Sample protocol
message exchanges for mid‑call codec change����
Appendix V � Sample
protocol message exchanges for Call Hold����
������� V.1���� Example call flow��
Appendix VI � Sample
protocol message exchanges for Call Waiting����
������ VI.1���� Example call flow��
Appendix VII � Sample
protocol message exchanges for basic DCS on-net to on-net call of an embedded
MTA����
Appendix VIII �
Sample protocol message exchanges for basic NCS call for embedded MTA����
Appendix IX � Theft
of service scenarios����
������ IX.1���� Scenario No. 1: Customers
establishing high QoS Connections themselves�
������ IX.2���� Scenario No. 2: Customers using
provisioned QoS for non-voice applications��������
������ IX.3���� Scenario No. 3: MTA non-cooperation
for billing��
������ IX.4���� Scenario No. 4: MTA altering the
destination address in voice packets������
������ IX.5���� Scenario No. 5: Use of
half-connections����
������ IX.6���� Scenario No. 6: Early termination
leaving a half-connection
����� �IX.7���� Scenario No. 7: Forged Gate Coordination
messages��������
������ IX.8���� Scenario No. 8: Fraud directed
against unwanted callers����
Appendix X � COPS
(Common Open Policy Service)����
������� X.1���� COPS procedures and principles��
������� X.2���� Comparison of COPS and LDAP for
policy����������
Appendix XI � RSVP
(Resource Reservation Protocol)����
������ XI.1���� RSVP procedures and principles���
������ XI.2���� RSVP flowspec����
Appendix XII � TCP
considerations����
����� XII.1���� Requirements�������
����� XII.2���� Recommended changes����
����� XII.3���� TCP connection establishment
impacting post-dial delay����
����� XII.4���� Need low
latency for packets between the GC and CMTS, even under loss����������
����� XII.5���� Head of line blocking��������
����� XII.6���� TCP slow start�����
����� XII.7���� Delaying of packets: Nagle's
algorithm������
����� XII.8���� Non-blocking interface�����
Appendix XIII �
Incompatible gate parameter change for NCS call for embedded MTA����
Appendix XIV �
Incompatible gate parameter change for NCS call for embedded MTA� ���
Appendix
XV � Sample protocol
message exchanges for Call Waiting using NCS����