DrayTek Corp.
Broadband Access Solution
VigorAccess
ADSL2/2+ IP DSLAM
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Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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System Benefit
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New DSL Technology - ADSL2/2+
Inventory Saving
Scalable
Reliability
Multimedia
QoS
Friendly EMS
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Introduction
• ADSL2/2+ IP DSLAM
• Target on outdoor and/or small-size CO side
– 24 DSL Ports per Unit
– Maximum 168 Ports for Master-Slave Architecture
• Splitter Built-in
• Data Flow
– ATM/AAL5/SAR on CPE side
– IP/Ethernet Packet on Network side
• Bridging Functions: 802.1d, 802.1p, 802.1q
• Multicasting Support - IGMP Snooping
• Packet Filtering, Scheduling, QoS
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Topology
• Cascade
Master/Slave
• Standalone
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Specification
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Max 168 (7*24) ADSL2/2+ Ports
1 or 2 Giga Fiber Uplink
Max 8 VCCs per DSL Port
4000 MAC Addresses
256 Multicast Groups
4094 VLAN ID, Concurrent 512 VLANs
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Ethernet Interfaces
• Master Box
– 1 or 2x Fiber WAN(s)
• 1000 Base-LX (SC connector) - Long Haul, Single Mode
• 1000 Base-SX (SC connector) - Short Haul, Multi Mode
– 6x GE (1000) Subtends to Slaves
– 1x FE (10/100) MGM for outband management
• Slave Box
– 2x FE (10/100) WANs or
– 1x GE (1000) WAN
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Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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Application
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Broadband FTTB Application
Broadband Enterprise Application
DSL Extension Application
Campus/Hospital Application
Hotel Application
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Broadband FTTB Application
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Broadband Enterprise App.
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Broadband DSL-Extension
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Campus/Hospital Application
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Hotel Application
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Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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ADSL2/2+
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Higher Data Rate
Longer Reach - READSL2
Seamless Rate Adaptation
Power Management
Loop Diagnostics
– DELT: Double Ended Line Testing
– SELT: Single Ended Line Testing
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ADSL/ADSL2/ADSL2+
Sta n d a rd
ADSL
(G.d m t)
AD SL2
(G.d m t.b is )
AD SL2+
(G.d m t.b is Plu s )
ITU R e fe re n c e
9 9 2 .1
9 9 2 .3
9 9 2 .5
D o w n s tre a m R a te
8 M bps
12 M bps
24 M bps
U p s tre a m R a te
1 M bps
1 M bps
1 M bps
N u m b e r o f B in s
2 5 6 (1 .1 M H z) 2 5 6 (1 .1 M H z)
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5 1 2 (2 .2 M H z)
Bin Map
ADSL2+
ADSL2/ADSL
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EC/FDM Mode
EC Mode
FDM Mode
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Seamless Rate Adaptation (SRA)
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Power Management (PM)
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Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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Bridging Functions
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802.1d Address Learning and Aging
Broadcast Flooding
802.1q VLAN Bridging
Multicasting - IGMP Snooping
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VLAN Bridging
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Ingress Rules
Forwarding Process
Egress Rules
Learning Process
Filtering Database
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IGMP Snooping
• A layer-2 switch supported IGMP snooping
can passively snoop on IGMP Query, Report
and Leave packets to learn the IP Multicast
group membership.
• Multicast traffic of a group is only forwarded
to ports that have members of that group.
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Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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Advanced Features
• Security
• Packet Filtering
• QoS
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Security
• MAC Address Tracking
• MAC Address Access Control List
– Global Deny
– Per Port Accept
• IP Address Access Control List
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Packet Filtering
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QoS
• Prioritized Bridging
• Input Rate Limiting (IRL)
– AAL5 based
• Output Rate Limiting (IRL)
– Ethernet/ATM port based
• Packet Priority to Traffic Class Mapping
• 802.1p Re-Tagging
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Priority Operation
Priority
Determination
Priority
Regeneration
Traffic
Classification and
Priority to Traffic
Class Mapping
PriorityRetagging
INGRESS
EGRESS
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Queue
Scheduling
Content
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System Benefit and Introduction
Application
ADSL2/2+
Bridging Functions
Advanced Features
Management
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Management
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Serial CLI
Telnet CLI
SNMP v1/v2
TFTP Firmware Upgrade
Configuration Backup/Restore
Inband/Outband Management
Management VLAN
Single IP Management
Access Control
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TMN Telecommunications Management Network
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Logical Layered Architecture
Business Management Layer
Service Management Layer
Network Management Layer
TL1,SNMP …
Element Management Layer
EMS
SNMP,Proprietary…
NE1
NE2
NEn
Network Element
. . .
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NE1
NE2
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NEm
Management Functions
• FCAPS
– Configuration Management (CM)
– Fault Management (FM)
– Security Management (SM)
– Performance Management (PM)
– Accounting Management (AM)
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Vigor CMS
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Centralized Management System
Client/Server Multi-Tier Architecture
Easy to Use GUI
Pure Java Implementation
Support Commercial Databases
Customized Northbound Interface
Scalability - 1000 to 10000 NEs
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CMS Architecture
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Device Management
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DSL Status Report
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DSL Line Profile
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DSL Alarm Profile
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Connection (VCCs) Management
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Performance Management
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Traffic Statistics
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Fault Management
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Bridging Management
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Security Management
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Diagnostics
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F5 OAM Loopback
Ping
TraceRoute
Telnet
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Firmware Upgrade
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Configuration Backup/Restore
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Live Demo
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