Comarra Limited - 2007

COMARRA

Telecom Transmission Solutions

VCL100MC-16

VCL100MC-16 Next Generation STM-1/4/16 Platform

Updated : Jan, 2007

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Comarra Limited - 2007 VCL100MC-16

VCL100MC-16

     Next generation STM-1/4/16 Platform Extensive Support for Data traffic • • FE & GigE transport over VC12s/VC3s/VC4s Ethernet Switching/VLAN switching High Density Platform • 567xE1 from a single chassis • • 8 STM-1 rings subtended from 1 STM-16 ADM 2 STM-4 rings subtended from 1 STM-16 ADM High capacity • 7.5Gig fully non blocking XC at VC12 granularity Managed by the same NMS as other VCL100 platforms (VCL-NMS) Slide 2 Slide 2

VCL100MC-16: Line Diagram

VCL100MC-16

16 MFC 17 FAN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 P S M T R I B T R I B T R I B T R I B T R I B A G G X C C X C C A G G T R I B T R I B T R I B T R I B P S M Slide 3 Slide 3

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Common Modules:

VCL100MC-16

Cross Connect and Controller Card (XCC)

 XCC provides following functionalities • Cross Connect matrix  Fully non-blocking VC-12/VC-3/VC-4    7.5Gig (48x48 STM-1/OC-3 equivalent) 12.5Gig (80x80 STM-1/OC-3 equivalent) will be available in future Unidirectional, Bidirectional, Multicast and Broadcast • Control Sub-system   Architected to support dense cross connect configurations High processing capability to handle control plane loads in large DXC locations • Can handle multiple subtended rings • Timing Sub-system   Timing can be derived from • External inputs – 2MHz or 2Mbps • STM-1/4/16 or OC-3/12/48 and E1 Interfaces • Internal Stratum-3 clock SSM support on S1 byte Slide 4 Slide 4

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VCL100MC-16

Power Supply Module

 PSM: takes - 48 V DC as input and provides - 5 V & - 12 V DC to other subsystems. It has the following features: • - 36 V DC to - 60 V DC operation • Reverse Polarity protection • Automatic shutdown when power exceeds - 60 V or falls below -36 V • No impact on operation for power interruption < 4ms • Inrush limiting as per ETSI EN 300 132-2 • Redundancy of Power Supply • Fuse protection in case of overloads/failures.

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Multi-function Card (MFC)

VCL100MC-16

 MFC – provides the following: • • • • • • NMS (10/100Base-Tx) Craft (RS-232) F1 user channel and Modem interface (RS232) Engineering OrderWire Audio-visual indication of alarms through Hooter and LEDs Seven External Alarm inputs and four Potential free contacts for alarm outputs Slide 6 Slide 6

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VCL100MC-16

Traffic Modules

   Optical Cards: • 1xSTM-16 • SFP Based • 2xSTM-4 / 8xSTM-1 card  SFP Based. Individual STM-1/4 Ports can use different SFPs   A contiguous block of four STM-1s can be upgraded to a single STM-4 Mix and match STM-1 o/e up to one STM-16 Data Cards: • • 8x10/100BaseT Ethernet Transport Card ( STM-1 backhaul) 4x10/100BaseT and 4 x 100BaseFX Ethernet Transport Card ( STM-1 backhaul) • • • 2xGigabit Ethernet Transport Card (STM8 backhaul) 8xFE + 2xGigE Ethernet Switching Card (STM4 backhaul) 8xFE + 2xGigE Ethernet Switching Card (STM8 backhaul) * PDH Cards: • • 63xE1 3xE3/DS3

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VCL100MC-16

Hardware Features

STM-1/OC 3 Ring

2xSTM-4/OC-12 rings

 Higher Tributary Density: • VCL100MC-16 can drop up to 567xE1s from the chassis using 63xE1s tributary cards  Subtended Rings: • VCL100MC-16 can function as a stand-alone cross connect subtending  8xSTM-1/OC-3 rings OR  2xSTM-4/OC-12 rings OR  And 1xSTM-16/OC-48 rings  All configurations with full VC-12/VT1.5 cross connects possible between the rings Slide 8 Slide 8

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VCL100MC-16 Bandwidth Distribution

VCL100MC-16 Slot No.

Slot-2 Slot-3 Slot-4 Slot-5 Slot-6 Slot-7 Slot-10 Slot-11 Slot-12 Slot-13 Slot-14

Bandwidth Distribution for 7.5G XC

1 1 1 1 4 16 16 4 1 1 1 0 0 0 0 8 16 16 8 0 0 0

Bandwidth Distribution for 12.5G XC

4 4 4 4 8 16 16 8 8 4 4

Type of Slot

Tributary Tributary Tributary Tributary Tributary Aggregate Aggregate Tributary Tributary Tributary Tributary

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  7.5G XC • Slot 6 and 11 are serial slots with maximum uplink of STM-8 each • Slots 2-5 and 12-14 are parallel slots with maximum uplink of STM-1 each • Total uplink from all tributary slots (slots 2-6 and slots 11-14) can be STM-16 12.5G XC (in future) • Slots 2-5 and 13-14 can be serial slots with maximum uplink of STM-4 each and slots 6,11,12 can be serial slots with maximum uplink of STM-8 each • All trib slots can be parallel slots with maximum uplink of STM-1 each • Total uplink from all tributary (slots 2-6 and slots 11-14) can be 3 x STM-16 Slide 9 Slide 9

VCL100MC-16

VCL100MC-16: Application Diagram

STM-1 Ring STM-1 Ring STM-4 Ring FE, GE DSLAM Aggregation VCL100MC-16 VCL100MC-16 STM-16 VCL100MC-16 VCL100MC-16 Drop up to 567 E1/DS1 for Wireline and Wireless Backhaul VCL100MC-16 10/100 Base-T FE, GE 10/100 Mbps Ethernet Ethernet Services for Corporate Customers

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Ethernet Private Line

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Ethernet Virtual Private Line

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Ethernet LAN EPABX BTS BTS Comarra Limited - 2007

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Network Protection



Support for all standard and emerging network protection features such as

• 1+1 MSP • SNCP • 2F MS-SPRing • LCAS Protection for Ethernet • RSTP Protection with Ethernet switching.

VCL100MC-16

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Equipment Protection



VCL100MC-16 can offer redundancy to:

• Power Supply Module (PSM) • 1+1 hot standby and load-sharing modes • Cross Connect (XCC) • Control Sub-system • Integrated within the Cross Connect (XCC) 

Optical Cards (Using MSP or SNCP)



Timing sub-system & Interfaces

VCL100MC-16

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Comarra Limited - 2007

VCL100MC-16

Multi-service Support

 Supports FE & GigE Interfaces and Layer 2 switching  Complies to the latest ITU-T Recommendations on transport of EoS • G.7041 (GFP) • G.7042 (LCAS) • G.707 (Virtual Concatenation)   10/100BaseT interfaces can be mapped to both LO (VC-12/VT1.5) and HO (VC-3/STS-1 and VC-4/STS-3) virtual containers  Gigabit Ethernet traffic is mapped to HO virtual containers  Layer 2 Switching complies to IEEE 802 standards • IEEE 802.1D (Bridging) • IEEE 802.1Q (VLAN)  Also IEEE 802.1p (priority) • IEEE 802.3x (Flow Control) • IEEE 802.1w (Rapid STP), 802.1s (Multiple STP) • IEEE 802.3ad (link aggregation) • IEEE 802.1ag (Connectivity fault management) • MEF 9 & MEF 14

Comarra Limited - 2007

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VCL100MC-16

Software Features

  Software intelligence is a key differentiator of VCL100MC-16 as also of all other VCL100 platforms Some advanced features which are typically associated with high-end DWDM platforms are provided on VCL100MC-16 • Auto topology discovery  G.7714

• Customer Network Management  Provision for the customer to self-provision circuits over his part of the VCL100 network using standard web browser interfaces • Northbound SNMP ensures seamless integration with third party EMS Slide 14 Slide 14

Comarra Limited - 2007

VCL100MC-16

Management Connectivity

  • • • • • VCL100MC-16 has a wide range of management options to effectively inter-operate with other vendor equipments in mixed deployment scenarios.

• DCC-R DCC-M F2/F3 bytes E1/VC12 management channel Dial-in using modem port Ethernet Management.

DCC transparency • DCC-R, DCC-M, F1, F2/F3 can be passed through, permitting third party nodes to co-exist in the same ring.

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Sweet-Spots for VCL100MC-16

VCL100MC-16

    Optimized for a variety of stand-alone ring Point-of-Interconnect (PoI) applications • Consolidation of the PoI infrastructure by integrating  Multi-rate Optical Interfaces (STM-1/4/16) Can be positioned as a versatile gateway element • • Support for SDH interfaces Support for both AU3 and AU4 mapping modes ADM applications with subtending rings • Each ring can be protected using a different protection scheme  Say, SNCP on one ring, MS-SPRing on another • Support for large E1,E3/DS3 traffic add-drops Wave feeder for DWDM networks due to support for 15xx nm interfaces Slide 16 Slide 16

Comarra Limited - 2007

VCL100MC-16

Thank you for your attention

For more details visit us at our Website at

http://www.comarra.co.uk

123 Springvale Road, Winchester Hants SO23 7LE UK Phone: +44 (0) 20 7871 9524 E-mail: [email protected]

Web Site: http://www.comarra.co.uk

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Comarra Limited - 2007