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VCL-Ethernet SDH Solutions 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, VCL-Ethernet SDH Solutions 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, U. S. A. Phone: +1 (480) 816 -8672 Fax: +1 (480) 816 -0115 E-mail: [email protected] com Web Site: http: //www. oriontelecom. com Updated : December, 2006 Orion Telecom Networks Inc. - 2006 Slide 1

VCL-Ethernet SDH Solutions Ethernet ports Features § Switching card supports the following options: • VCL-Ethernet SDH Solutions Ethernet ports Features § Switching card supports the following options: • • § § § 10/100 Base T 10100 Base Fx 1000 Base SX 1000 Base LX Supports auto negotiation Supports Flow control Supports Jumbo frames (up to 9216 bytes) Supports MDI-X 10/100 Base Ethernet ports can be configured in Full or Half duplex mode. 1000 Base Ethernet ports in Full Duplex mode Orion Telecom Networks Inc. - 2006 Slide 2

VCL-Ethernet SDH Solutions Switching module : Salient Features § § § Line rate switching VCL-Ethernet SDH Solutions Switching module : Salient Features § § § Line rate switching Supports 4 K VLAN per port VLAN Stacking (Q-in-Q) is supported on all the Gb. E ports Per port rate limiting at 64 kbps granularity is supported on all the client ports Switch has a built-in packet classification and filtering engine that gives it the following capabilities • • § Layer 2 -Layer 4 packet classification and filtering Policing of flows based on programmable token bucket meters Actions (e. g. dropping, setting lower priorities) on packets that are not in conformance of programmed traffic profiles Remarking of priorities (e. g. IP v 6 DSCP, 802. 1 p) based on filter match Traffic shaping using 1 -8 Co. S queues with strict priority, weighted round-robin, weighted fair queuing in scheduling Orion Telecom Networks Inc. - 2006 Slide 3

VCL-Ethernet SDH Solutions MAC and VLAN Switching § § Ethernet switching is based on VCL-Ethernet SDH Solutions MAC and VLAN Switching § § Ethernet switching is based on Destination MAC address + VLAN- ID Shared L 2 address table • • § § § Shared Multicast Table with 256 entries Allows disabling of MAC learning on a per port basis VLAN Ids can be configured • • § Supports up to 16 K entries Entries can be configured aging or static Port based Protocol based Supports • • • VLAN tagging and classification (IEEE 802. 1 Q) VLAN stacking (Q in Q) Spanning Tree Protocol (IEEE 802. 1 D) Rapid Spanning Tree Protocol (IEEE 802. 1 w) MSTP (IEEE 802. 1 s) Link aggregation (802. 3 ad) Orion Telecom Networks Inc. - 2006 Slide 4

VCL-Ethernet SDH Solutions Qo. S Features § Rate of each port can be configured VCL-Ethernet SDH Solutions Qo. S Features § Rate of each port can be configured with granularity of 64 Kbps • • § For FE: 64 Kbps to 10/100 Mbps For Gb. E: 64 Kbps to 1000 Mbps Non conforming traffic can be dropped/back-pressured using PAUSE/RESUME thresholds. § Flow Classification based on • • • Orion Telecom Networks Inc. - 2006 VLAN ID IP To. S IP DSCP Co. S Source/Destination MAC address Ether. Type Source/Destination IP Address Source/Destination L 4 address Protocol field Range of VLAN Slide 5

VCL-Ethernet SDH Solutions Policing § Police simple • • § Police Single-rate • • VCL-Ethernet SDH Solutions Policing § Police simple • • § Police Single-rate • • § Rate limit the flow to meet committed information rate (CIR) Burst size restricted to committed burst size (CBS). Rate limit the flow to meet committed information rate (CIR) Coloring based on committed burst size (CBS) and excess burst size (EBS) Police Two-rate • • Rate limit the flow to meet committed information rate (CIR) and Excess information rate (EIR). Coloring based on committed burst size (CBS) and excess burst size (CBS). Orion Telecom Networks Inc. - 2006 Slide 6

VCL-Ethernet SDH Solutions Egress Co. S queues § § Supports 1 - 8 Co. VCL-Ethernet SDH Solutions Egress Co. S queues § § Supports 1 - 8 Co. S queues Supports following scheduling scheme • • § § § Strict priority (SP) Weighted round robin (WRR) Weighted Fair queuing (WFQ) Combination of (WFQ or WRR) and strict priority. Traffic shaping to restrict bandwidth usage per Co. S queue to minimum (BMIN) or maximum (BMAX) configurable bandwidth. HOL is avoided by dropping traffic after a configurable threshold is exceeded Supports WRED to avoid congestion Orion Telecom Networks Inc. - 2006 Slide 7

VCL-Ethernet SDH Solutions Broadband Help operators provide § New Revenue generating Broadband services By VCL-Ethernet SDH Solutions Broadband Help operators provide § New Revenue generating Broadband services By providing § § Integration with existing networks Network Predictability (Resilience of RPR and SDH) Single Network Management Best-in-class scalability Orion Telecom Networks Inc. - 2006 Slide 8

VCL-Ethernet SDH Solutions Evolution of Broadband Services § Triple Play Services to residential subscribers VCL-Ethernet SDH Solutions Evolution of Broadband Services § Triple Play Services to residential subscribers • • § High Speed Internet Access, Video-on-demand, IP-TV, Voice Quadruple play with Wireless Broadband Connectivity services to business subscribers • • Leased Lines/Transparent LAN Services VPN Services Orion Telecom Networks Inc. - 2006 Slide 9

VCL-Ethernet SDH Solutions Security Related Features § Access Control Lists: allows the traffic to VCL-Ethernet SDH Solutions Security Related Features § Access Control Lists: allows the traffic to be permitted or denied based on: • • • VLAN ID IP To. S IP DSCP Co. S Source/Destination MAC address Ether. Type Source/Destination IP Address Source/Destination L 4 address Protocol field Orion Telecom Networks Inc. - 2006 § Broadcast Storm control • § Port mirroring • § Can be enabled/disabled on a per-port basis Allows mapping of all incoming and outgoing packets on any specified port to a “probe” port Performance Monitoring • • The traffic statistics parameters can be provided every 15 mins and on daily basis Parameters are monitored per flow and per port basis Allows loop-back on a per port basis Supports connectivity fault management as per 802. 1 ag Slide 10

VCL-Ethernet SDH Solutions Ethernet Switching Card Applications Orion Telecom Networks Inc. - 2006 Slide VCL-Ethernet SDH Solutions Ethernet Switching Card Applications Orion Telecom Networks Inc. - 2006 Slide 11

VCL-Ethernet SDH Solutions Ethernet Switching Cards Client Interfaces 8 FE + Switch Mapper 2 VCL-Ethernet SDH Solutions Ethernet Switching Cards Client Interfaces 8 FE + Switch Mapper 2 Gig. E STM-4 Uplink 10 VCG Orion Telecom Networks Inc. - 2006 Slide 12

VCL-Ethernet SDH Solutions Enterprise Broadband Services Customer Site 1 § Ethernet Line (E-Line) Service VCL-Ethernet SDH Solutions Enterprise Broadband Services Customer Site 1 § Ethernet Line (E-Line) Service Type • • Point-to-point service EPL (Ethernet Private Line), EVPL (Ethernet Virtual Private Line) Customer Site 3 VCL 100 MSPP Metro Ethernet Network VCL 100 MSPP Customer Site 2 Customer Site 1 § Customer Site 3 Ethernet LAN (E-LAN) Service Type • Multipoint-to-multipoint service VCL 100 CPE Metro Ethernet Network VCL 100 CPE Customer Site 2 Orion Telecom Networks Inc. - 2006 Slide 13

VCL-Ethernet SDH Solutions Ethernet Leased lines P-to-p connection is set Customer LAN switch is VCL-Ethernet SDH Solutions Ethernet Leased lines P-to-p connection is set Customer LAN switch is using Q-in-Q and n x VCconnected to ELAN card 12/3 backhaul with at the two locations and 8 requisite CIR & EIR shownof Co. S. levels in figure Metro Core LAN SPVLAN 3 Insert SPVLAN 3 LAN Customer Premises Orion Telecom Networks Inc. - 2006 Slide 14

VCL-Ethernet SDH Solutions Ethernet Virtual Private Lines SDH Network VCG cap = 1 VC VCL-Ethernet SDH Solutions Ethernet Virtual Private Lines SDH Network VCG cap = 1 VC 3 Customer-1 Site A Customer-2 Site A Q-in-QVideo traffic is provisioned to segregate policed/shaped to 4 Mbps customers BE traffic to 2 Mbps and Higher priority is assigned to video traffic Orion Telecom Networks Inc. - 2006 Customer-1, Site B Customer-2, Site B EVPL connection between two different sites of the two different customers with 6 Mbps backhaul carrying Video (VLAN ID = 1) and best effort (BE) (VLAN ID =2) traffic Slide 15

VCL-Ethernet SDH Solutions Ethernet Private LAN Site A Site C VCG cap = 2 VCL-Ethernet SDH Solutions Ethernet Private LAN Site A Site C VCG cap = 2 VC 4 Site B Site D 2 VC-4 worth bandwidth After learning the traffic are allocated between from any site to any two neighboring nodes other site is a unicast as Broadcast all shown destination look-up Each node learns the failure (DLF) traffic. MAC address of all the customer sites Orion Telecom Networks Inc. - 2006 EPLAN connection between customer offices spread across 4 sites Slide 16

VCL-Ethernet SDH Solutions Ethernet Virtual LAN Services Metro Core Equipment at Customer premises s VCL-Ethernet SDH Solutions Ethernet Virtual LAN Services Metro Core Equipment at Customer premises s are connected to CPE s are backhauled as n x VC-12/3 CPE rings are interconnected to one another using n x VC-3/4 VLAN Insert SPVLAN 3 50 -75 Insert SPVLAN 4 VLAN 20 -30 Insert SPVLAN 3 VCL 100 CPE VLAN 50 -75 Customer Premise Orion Telecom Networks Inc. - 2006 VLANSPVLAN 4 Insert 20 -30 Slide 17

VCL-Ethernet SDH Solutions DSLAM Aggregation The regional/metro traffic from access rings are up-linked using VCL-Ethernet SDH Solutions DSLAM Aggregation The regional/metro traffic from access rings are up-linked using switching card to the core through GE The access traffic from ports DSLAMs are aggregated using switching card and up. Multiple DSLAM traffic hauled as n x VC-3/4 are aggregated using FE/GE in switching card which is backhauled as n x VC-12/3 s. (2/51 Mbps) Core Internet Backbone Remote DSLAMs are aggregated using transport card POTS traffic is aggregated over E 1 Cross section Orion Telecom Networks Inc. - 2006 Slide 18

VCL-Ethernet SDH Solutions DSLAM Aggregation: Cross-section E 1 provisioned in the backhaul Ethernet provisioned VCL-Ethernet SDH Solutions DSLAM Aggregation: Cross-section E 1 provisioned in the backhaul Ethernet provisioned Orion Telecom Networks Inc. - 2006 Slide 19

VCL-Ethernet SDH Solutions 3 G Aggregation RNC Traffic from Node B are aggregated using VCL-Ethernet SDH Solutions 3 G Aggregation RNC Traffic from Node B are aggregated using ELAN 01 card toward RNC through a IP/MPLS router Orion Telecom Networks Inc. - 2006 IP/MPLS router Slide 20

VCL-Ethernet SDH Solutions Auto-Negotiation • 10/100 Base. T Autoneg • VCL 100 Ethernet Card VCL-Ethernet SDH Solutions Auto-Negotiation • 10/100 Base. T Autoneg • VCL 100 Ethernet Card Auto negotiation • 10/100 Base T Auto. Neg Orion Telecom Networks Inc. - 2006 Detect by parallel detection • 100 Base T Slide 21

VCL-Ethernet SDH Solutions SCADA Converged architecture with ELAN 01 allows Layer 2 switch functionality VCL-Ethernet SDH Solutions SCADA Converged architecture with ELAN 01 allows Layer 2 switch functionality to be integrated. This allows Central Control Center Present Ease of operation due to architecture has centralized management Layer 2 switches • Reduced Architecture at all locations Complexity • SCADA Remote node Allows for efficient bandwidth utilization • LAN SCADA Server SCADA Remote node Orion Telecom Networks Inc. - 2006 Video Camera SCADA Remote node CCTV Slide 22

VCL-Ethernet SDH Solutions Current Complex Networks Higher Opex • Best-effort data service not enough VCL-Ethernet SDH Solutions Current Complex Networks Higher Opex • Best-effort data service not enough • Selfcannibalization • Better Solution is Required! Orion Telecom Networks Inc. - 2006 Slide 23

VCL-Ethernet SDH Solutions Implement Ethernet SLAs Vo 1 N/W Vo 2 700/1000 VCG Vo VCL-Ethernet SDH Solutions Implement Ethernet SLAs Vo 1 N/W Vo 2 700/1000 VCG Vo 3 Customer A Client Gbe Vi 1 Vi 2 Vi 3 VCG Customer B 300/450 D 1 N/W 500/700 N/W D 2 VCG D 3 250/400 Customer C Client Gbe 250/350 Policing according to CIR and EIR Data flow Congestion Control as per WRED Shaping with bandwidth profile Co. S Voice flow Video flow EIR/CIR Voice: Vo 1: 200/300 : Vo 2: 250/350 : Vo 3: 250/350 Video: Vi 1: 100/150 : Vi 2: 100/150 : Vi 3: 100/150 Data: D 1: 500/700 : D 2: 250/400 : D 3: 250/350 Ref: Light Reading Webinar on Ethernet over SONET/SDH Orion Telecom Networks Inc. - 2006 Slide 24

VCL-Ethernet SDH Solutions Converged Network Lesser no. of NE SDH SONET RPR Ethernet VCL VCL-Ethernet SDH Solutions Converged Network Lesser no. of NE SDH SONET RPR Ethernet VCL 100 Scalable design Offer new Services Simplified • Multi-service • Scalable • Flexible • Quality of Service • Resiliency The VCL 100 offers a simple and elegant solution Orion Telecom Networks Inc. - 2006 Slide 25

VCL-Ethernet SDH Solutions Thank you for your attention For more details visit us at VCL-Ethernet SDH Solutions Thank you for your attention For more details visit us at our Website at http: //www. oriontelecom. com 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, U. S. A. Phone: +1 (480) 816 -8672 Fax: +1 (480) 816 -0115 E-mail: [email protected] com Web Site: http: //www. oriontelecom. com Orion Telecom Networks Inc. - 2006 Slide 26