Packet Optical Integration: Platform and Standard
Slide 1
Packet Optical Integration:Platform and Standards Evolution
July 1, 2008
Glen Hunt, Principal Analyst, Carrier Infrastructure
Jason Marcheck, Principal Analyst, Optical Infrastructure
Slide 2
Meet the Cast
Glen Hunt
Jason Marcheck –Principal Analyst, Optical Infrastructure
Jason brings more than 10 years experience…
…optical, you bet!
jmarcheck@currentanalysis.com
Glen Hunt –Principal Analyst, Carrier Infrastructure
Glen brings more than 20 years of telecom experience…
…twice as much as the other guy!
ghunt@currentanalysis.com
Slide 3
Introduction
Current Analysis in Packet Optical Transport
.Optical Infrastructure
–Metro/Long-Haul DWDM Product Coverage
–Multi-Service Access/Edge Product Coverage
–Ongoing Coverage of Important Packet Optical Developments
»See your invitation for a free Packet Optical Advisory
.Carrier Infrastructure
–Carrier Core Switch/Routing Products
–Carrier Ethernet Access & Aggregation Router Products
–Ongoing Coverage of Important Carrier Ethernet Developments
Slide 4
Agenda
Recent Trends in Carrier Ethernet
.Why are we here?
Optical Infrastructure Aspect
.Packet Optical Definition
–Operator requirements –from a feature set point of view
.Approaches to Packet Optical Transport
–Single box vs. multiple network elements
.Recent trends in Packet Optical Transport
–2008 market developments (incl. NXTCOMM 2008)
Carrier Infrastructure Aspects
.The pros and cons of IP and Optical Integration
.The need for end-to-end management
.Conclusions
Slide 5
Expected Capacity just from the mobile network by 2010 ….
How real are the projected base station bandwidth projections?
Vendor solutions can deliver line rate GigE and 10 GigE in platform capable of reaching 1 Tbps of switching capacity on high availability platforms
Surveyed Mbps Base Station Capacity
EIR CIR Trends:
WIMAX, HSPA, LTE, Video,
On-line, Games, Broadband access, All-IP
Source: The Synergy Research Group and the Metro Ethernet Forum
Slide 6
What about class of service ….
How many different classes of service and types of services need to be supported at the base station ?
Source: The Synergy Research Group and the Metro Ethernet Forum
Slide 7
What about variations in service availability levels ….
How many different levels of service will providers want to offer and what level of availability is expected?
Source: The Synergy Research Group and the Metro Ethernet Forum
Slide 8
What is “Packet Optical”?
First Things First, General Optical Transport Trends
.Mix of TDM and Ethernet
–Typical mapped over SONET
–Ethernet transport via WDM wavelengths
–Network layer control becoming important
»IP/MPLS, MPLS-TP, PBB-TE (PBT)
Packet Optical Definition
.Reconfigurable WDM transport (multi-degree ROADM)
.Integrated SONET/SDH support
.Connection-oriented Layer 2 switching and aggregation
.Carrier-class OAM capabilities
General Agreement on Requirements, But…
Slide 9
Form vs. Function: My Karma Ran Over My Dogma
Jury Still Out on Where Capabilities are Housed
.Trend in analyst community to define as a single network element
–ALU1850 TSS, Fujitsu FLASHWAVE 9500, Tellabs 7100 OTS, etc.
.“Optimized” Transport and Routing network elements in play too
–Cisco 15454+CRS-1, Ericsson MHL 3000 Metro + OMS 1400/2400
Slide 10
Who’s Right?
At this Point: Everybody & Nobody
.Uncertainty remains a constant
–IP traffic growth models
–Network migration time lines
Operators providing minimal guidance at this point
.Extent of need for individual features still unclear
–Multi-degree ROADM vs. Fixed OADMs
»Predications for ROADM all over the map
.Rumors of SONET/SDH’s decline have been greatly exaggerated
–15 year wind down… for the past 10 years at least
–MSPP sales still robust
.Causing vendors to cover their… bases
Slide 11
Vendor Positioning: Clear as Mud?
Single NE Approach:
.Alcatel-Lucent has 1850 TSS, but…
–Combo of 1695/1696 and 7450 ESS/7750SR could qualify
.Tellabs talks up 7100 OTS, but…
–Combo of 7100 OTS and 8800 MSR
.Ciena positions CN 4200 RS as Packet Optical, but…
–Also CN 5060 for packet switching and aggregation
Optimized NE Approach:
.Cisco clearly markets DWDM + Routing solution, but…
–By strict definitions, ONS 15454 MSTP could qualify as single NE solution
Slide 12
2008 Market Trends
Vendors Race to Address Concept
.Who’s who list of optical vendors aggressively marketing solutions
–Large vendors, small vendors, red vendors, blue vendors
.A few notable exceptions
–Expect increased messaging soon
Key Takeaway:
.Packet optical is too big for anyone in the optical and/or data space to ignore any longer
–Well articulated TDM-to-Packet migration strategy is now table stakes
Slide 13
Latest and Greatest – NXTCOMM 2008
Fujitsu’s Support of PBB-TE in FLASHWAVE 9500
.Importance of OAM standards development
Verizon’s Selection of the FLASHWAVE 9500
.High profile interest in single NE solution
.Unclear at this point how VZ intends to use it
–i.e. mix of TDM/packet (initially & going forward)
Packet Optimization for Metro Access/Edge
–Fujitsu announces CDS
–ECI adds access optimized features to 1NET framework
MRV Joins the Fray
.Adds full boat of packet optical capabilities to OPN 1600
Slide 14
Where the Rubber Meets the Road
Call the Plumber, the Lines are Clogged !!!
.As complex as optical is, its still seen as the plumbing
.Bigger, longer, faster still the name of the game in optical
–40G/100G developments
–Emergence of multi-haul DWDM
Controlling the Packets is where the Rubber Meets the Road
.Transport groups understand TDM-based optical
–Network control, troubleshooting, restoration, etc.
.Getting packets to fall in line can be another can of worms
Slide 15
IP to Optical Integration …. Why is it critical
Basic Reference Model –IP and Optical Domains
Optical Transport
What is needed -simpler, better, faster and cost effective transport options.
The following critical requirements become table stakes:
.Transport layers should be independent from the traffic being carried –packet based over xxxxx
.Simple but effective OAM –not only within each domain –but some level of end-to-end visibility
.Simple quality of service options –we don’t need n X m –but most likely 4 will do
.Simple transport layer recovery –with more real-time traffic, predictable recovery is necessary
Non Real-Time Traffic
Real-Time Traffic
Carrier Ethernet
Slide 16
Operations and Maintenance OAM ….
OAM Standards and Applicability
Link Level OAM
-IEEE 802.1 ah
End-to-End Service Level OAM -CFM IEEE 802.1 ag, ITU-T Y.1731
Real-Time Traffic
Carrier Ethernet
Non Real-Time Traffic
Optical Transport
Source: The Synergy Research Group and the Metro Ethernet Forum
Slide 17
Service Resiliency and Fault Recovery Times ….
Required EVC Recovery Times
80%
20%
Less than 50 ms
50 –100 ms
100 –200 ms
> 200 ms
Non Real-Time Traffic
Optical Transport
Non Real-Time Traffic
Real-Time Traffic
Carrier Ethernet
Watch for Emerging IPoDWDM
Source: The Synergy Research Group and the Metro Ethernet Forum
Watch More Visibility between CET and Optical Transport
Slide 18
Conclusions – Hype vs. Reality
Packet Optical Hype: Hotter than Pavement in the Summertime
.Nearly every optical vendor touts a solution
.The few that haven’t, will soon
Packet Optical Sales: Hotter than, um…
.Optical gear, yes
.Packet gear, check
.Native packet over optical gear, nascent at best
Slide 19
Conclusions –Critical Factors Going Forward
Realization of IP Traffic Growth
.Video will be key driver
–Demand for flexibility at optical layer
–Challenge SONET/SDH scalability
Devil Will Be in the Details
.OAM between packet and optical layers
.Collaboration between ITU and IEEE, IETF on standards
Slide 20
Thank You!
Questions?
Slide 21
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