MultiLayer Scenarios Andrea Mazzini Nokia Karthik Sethuraman NEC

Multi-Layer Scenarios Andrea Mazzini, Nokia Karthik Sethuraman, NEC November 20, 2018

Contents • Legenda of graphical representations • Ethernet over ODU § Option “B”: Connectivity Services at client and server layers § Option “A”: Connectivity Services only at client layer • DSR mapping in ODU or DSR mapping in ODU over ODU § Option “B”: Connectivity Services at client and server layers § Option “A”: Connectivity Services only at client layer 2

Graphical representation of Connection End Points CEP connects-to-peer CEP via Encapsulated XC (same layer) – terminate-and-map (a) or fixed-mapping (b) cases Graphical simplifications (a) F F = CTP and TTP = CTP and CTP F (b) F F F 3

Ethernet over ODU 4

Ethernet over ODU, Path Computation View 1/2 ETH CE 1 CE 2 Customer TAPI Context Ethernet 10 G Connectivity Service A Ethernet SIP X A Transitional Link ODU ODU (100 G) PE 1 ODU 5 ETH 10 G 100 G Device B Ethernet SIP 100 G ETH Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Ethernet 10 G 100 G X Ethernet 10 G ODU (100 G) ODU PE 2 Y

Ethernet over ODU, Path Computation View 2/2 – all Nodes shown ETH CE 1 CE 2 Customer TAPI Context Ethernet 10 G Connectivity Service Ethernet SIP X A Transitional Link 10 G 100 G Device ODU ODU (100 G) PE 1 B Ethernet SIP ODU ODU (100 G) ODU The Node “associated” with Device may be redundant, in case it has not switching capability 6 ETH 10 G 100 G ETH Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Ethernet 10 G 100 G X Ethernet 10 G 100 G A PE 2 Y

Ethernet over ODU, Path Computation View – asymmetric case ETH CE 1 Customer TAPI Context Ethernet 10 G Connectivity Service A X Ethernet 10 G Multi-Layer CSEP Ethernet SIP ODU SIP ETH X A Transitional Link 100 G Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link 10 G ODU (100 G) PE 1 ODU 7 ODU B Y ODU 2/3 ODU 4 In this “asymmetric” case, it is necessary to model/represent the time-slot/labeling information.

Ethernet over ODU Option B Connectivity Services at client and server layer 8

• • • ETH ETH Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH Scenario 1 – Option “B” H ODU (0, 1) ETHo. ODU K ODU 0/1 supplied e. g. by server optical port not managed here. De CTP and CTP TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • vic Pool = yes Layer=ETH Total Capacity=2000 G Supported CTP Rates= 10 G, 10 Ge, 40 G Max # CTP instances=200, 40 e. N od e ODU (2, 3) ODU • • • ODU ETH Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and TTP ODU (0, 1) SIP will appear once ODU 2 Conn is created Y ETH • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODUo. ODU • • ETH • • • ETHo. ODU X Pool = yes Layer=ETH Total Capacity=2000 G Supported CTP Rates= 1 G, 2. 5 G Max # CTP instances=1600, 800 ODU Z Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 9 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2

• • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ODU (0, 1) SIP will appear once ODU 2 Conn is created Scenario 1. 1 No Transitional Links H ODU K ETH X ODU ETH Y • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 • • de ayer No L ilt u M CTP and CTP Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 CTP and TTP Device X A Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 de o e. N ic v De ODU CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link ODU Z ODU 4 CTP+TTP ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 10 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • ODU (0, 1) SIP will appear once ODU 2 Conn is created Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH X • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 100, NEP 30 Supported Transitions= (ODU 0, ETH), (ODU 1, ETH) H ODU K NEP 30 ODU ETH Y NEP 20 NEP 40 • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and CTP • • X A • • r Node. Rule. Group Rule. Type: FORWARDING NEP 100, NEP 20 • • Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 de o e. N ic v De NEP 10 ODU aye Multi-L TTP Device • • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 40 Supported Transitions= (ODU 2/e, ETH), (ODU 3, ETH) CTP and TTP Scenario 1. 1 No Transitional Links Z CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link ODU 4 CTP+TTP ODU NEP 100 • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 11 • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 100 Supported Transitions= (ODU 2, ODU 0), (ODU 2, ODU 1) • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • Scenario 1. 1 a ODU 2 CS ODU (0, 1) SIP will appear once ODU 2 Conn is created Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 H ETH ODU K X ODU ETH ode Y • • ulti M Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 • • • CTP and TTP • • Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ETH • • CTP and CTP er N Layer= ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 One NEP can have only one layer rate (DSR or ETH or ODU) hence in case e. g. a ODU TTP can support e. g. both ETH and ODU, then two distinct NEPs seem necessary. de ODU 2 CTP ODU • • • ODU 4 CTP+TTP • CTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link ODU 2 A Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 • • o e. N ic v De Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU Z ODU 2 Connectivity Service 12 the routing constraints may specify the ODU 2 CTP, otherwise the selection is delegated to Agent

ETH 10 G ETH Y Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 TTP CTP • • • ETH CTP • • de X A Transitional Link • • Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 K Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 de ODU 2 CTP ODU • • ODU 4 CTP+TTP ODU ODU A o e. N ic v De ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 2 Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ODU 2 ETH Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link ODU ETH CTP ayer No Multi-L • • CTP and TTP ODU (0, 1) SIP will appear once ODU 2 Conn is created ETH 10 G ETH • • H X B Scenario 1. 1 b ETH 10 G CS the routing constraints may specify the ETH CTP, otherwise the selection is delegated to Agent ETH 10 G Connectivity Service Z ODU 2 Connectivity Service 13 Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2

ETH 5 G Connectivity Service ETH 5 G H X C ODU (0, 1) SIP will appear once ODU 2 Conn is created ETH 5 G B ETH 5 G ETH CTP • • Y ETH Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and TTP CTP • • • ETH CTP • • X A Transitional Link ODU • • Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 ODU Mu lti- ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 2 CTP ODU Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ODU 2 ETH Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link K ETH CTP ETH 5 G ETH Scenario 1. 1 b 1 2 x. ETH 5 G CS the routing constraints may specify the ETH CTP, otherwise the selection is delegated to Agent ETH 5 G Connectivity Service Lay • • er e ice v De No de Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU 4 CTP+TTP ODU ODU 2 A Z ODU 2 Connectivity Service 14 d No

ODU 1 ETH C ODU 1 Connectivity Service X • • ETH Y l Mu CTP and TTP CTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • de r No ye ti-La Layer=ETH Total Capacity=2. 5 G Supported CTP Rates=2. 5 G Max # CTP instances=1 ODU K ODU ETH ODU 1 Layer=ODU Total Capacity=2. 5 G Supported CTP Rates=ODU 1 Max # CTP instances=1 • • ODU 1 CTP ODU 1 TTP • • the routing constraints may specify the ODU 1 CTP, otherwise the selection is delegated to Agent ETH CTP and CTP H ODU Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 Scenario 1. 1 c ODU 1 CS Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ODU 2 de o e. N ODU ETH Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ic v De ODU 2 CTP ODU 2 TTP ODU ODU 4 CTP+TTP ODU 2 ODU A Z ODU 2 Connectivity Service 15

Scenario 1. 1 d ETH 2. G CS ETH 2. 5 G Connectivity Service B ODU 1 X C the routing constraints may specify the ETH CTP, otherwise the selection is delegated to Agent ODU H ETH ODU 1 Connectivity Service ETH • • the routing constraints may specify the ODU 1 CTP, otherwise the selection is delegated to Agent Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH CTP Y DSR • • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates=2. 5 G Max # CTP instances=1 ETH CTP and TTP CTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • K ODU 1 ODU Layer=ODU Total Capacity=2. 5 G Supported CTP Rates=ODU 1 Max # CTP instances=1 • • ODU 1 CTP ODU 1 TTP CTP and CTP • • ODU ETH CTP DSR ETH 2. 5 G Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ODU 2 ETH ODU 2 CTP ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ult M r ye a i-L d No ODU ODU 4 CTP+TTP ODU ODU 2 A Z ODU 16 ODU 2 Connectivity Service de e v De ic o e. N

Scenario 1. 1 e ODU 1 CS (not terminated) ODU 1 Connectivity Service K ODU • • the routing constraints may specify the ODU 1 CTP, otherwise the selection is delegated to Agent C Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ETH ODU 1 H ETH X ODU 1 CTP ETH ODU 1 CTP Y • • CTP and TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • ODU 2 Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 ETH • • ODU Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ODU 2 TTP ODU 2 CTP ODU ode Layer N Multi- ODU 4 CTP+TTP ODU ODU 2 17 A Z de ODU ODU 2 Connectivity Service v De ic o e. N

Ethernet over ODU Option A Connectivity Services only at client layer 18

• • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH X ODU M ODU ETH ETH Scenario 2 – Option “A" Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ETH M 1 ODU (0, 1) ETHo. ODU • • ODU End to end Node ODU (0, 1) ETHo. ODU ETH ETH Y ODUo. ODU ETHo. ODU De vic e. N od e N ice ETHo. ODU Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 ETH ETH X 1 ETH Y 1 ODUo. ODU • • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 v De ODU (2, 3) ODU ODU ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU (0, 1) ODU (2, 3) 19 Device ETH Node • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1

• • • ETH ODU (0, 1) ETHo. ODU K ODU Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 ODU 0/1 supplied e. g. by server optical port not managed here. De CTP and TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • vic Pool = yes Layer=ETH Total Capacity=2000 G Supported CTP Rates= 10 G, 10 Ge, 40 G Max # CTP instances=200, 40 e. N od e ODU (2, 3) This NEP identifies a possible route and has not associated SIP ODU • • • ODU ETH Y ETH • • ETH Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 Scenario 2 – Option “A" Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODUo. ODU • • ETH • • • ETHo. ODU X Pool = yes Layer=ETH Total Capacity=2000 G Supported CTP Rates= 1 G, 2. 5 G Max # CTP instances=1600, 800 Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 20 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2

• • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ODU M • • M 1 ODU ETH X Scenario 2. 1 – Option “A“ No Transitional Links ODU End to end Node ETH X 1 ETH Y • • Mu ETH lti. La Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 ye r. N od e ay e i-L ult ETH e od N r M • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 • • ODU Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 ODU ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU • • • ODU 21 Multi-Layer Node Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 Y 1

• • Scenario 2. 1 No Transitional Links Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ODU K ETH X ODU ETH Y • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 • • de ayer No L ilt u M CTP and CTP Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 CTP and TTP Device X A Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 de o e. N ic v De ODU CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link This NEP identifies a possible route ODU 4 CTP+TTP ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 22 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • Scenario 2. 1 No Transitional Links Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH X • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 100, NEP 30 Supported Transitions= (ODU 0, ETH), (ODU 1, ETH) ODU K NEP 30 ODU ETH Y NEP 20 NEP 40 • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and CTP • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 40 Supported Transitions= (ODU 2/e, ETH), (ODU 3, ETH) CTP and TTP X A • • r Node. Rule. Group Rule. Type: FORWARDING NEP 100, NEP 20 Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 de o e. N ic v De NEP 10 ODU aye Multi-L TTP Device • • CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link This NEP identifies a possible route ODU 4 CTP+TTP ODU NEP 100 • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 23 • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 100 Supported Transitions= (ODU 2, ODU 0), (ODU 2, ODU 1) • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

ETH 10 G Connectivity Service ETH 10 G ETH X B K ETH Y ETH 10 G ETH • • Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and TTP CTP • • • ETH CTP d ayer No Multi-L • • CTP and CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link ODU ETH CTP • • e De vic e. N Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 od Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 e ODU 2 ETH ODU This NEP identifies a possible route ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 Device X A the routing constraints may specify 1) the ETH CTP, ODU 2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent Scenario 2. 1 b ETH 10 G CS ODU 2 CTP ODU • • ODU 4 CTP+TTP ODU 24 Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2

ETH 5 G Connectivity Service the routing constraints may specify 1) the ETH CTP, ODU 2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent ETH 5 G Connectivity Service ETH 5 G X C ETH 5 G B ETH 5 G ETH CTP • • Y ETH Layer=ETH Total Capacity=40 G Supported CTP Rates= 10 G to 40 G Max # CTP instances=1 CTP and TTP CTP • • • ETH CTP • • X A Transitional Link ODU • • Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 ODU Mu lti- ODU 2 TTP Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 2 CTP ODU Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ODU 2 ETH Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link K ETH CTP ETH 5 G ETH Scenario 2. 1 b 1 2 x. ETH 5 G CS Lay • • ODU 4 CTP+TTP ODU 25 er e ice d No No v De de Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2

Scenario 2. 1 c ETH 2. G CS ETH 2. 5 G B ETH 2. 5 G Connectivity Service the routing constraints may specify 1) the ETH CTP, ODU 1/2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent X ETH • • ODU Layer=ETH Total Capacity=2. 5 G Supported CTP Rates= 1 G to 2. 5 G Max # CTP instances=1 ETH CTP DSR Y DSR • • Layer=ETH Total Capacity=2. 5 G Supported CTP Rates=2. 5 G Max # CTP instances=1 • • CTP and TTP CTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • ETH 2. 5 G ETH ODU 1 ODU Layer=ODU Total Capacity=2. 5 G Supported CTP Rates=ODU 1 Max # CTP instances=1 Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 • • ODU 1 CTP ODU 1 TTP CTP and CTP K ODU Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ODU 2 ETH ODU 2 CTP ODU 2 TTP ult M ODU ODU 4 CTP+TTP ODU 26 r ye a i-L d No de e v De ic o e. N

Scenario 2. 1 d ODU 1 CS (not terminated) K ODU • • Layer=ODU Total Capacity=2. 5 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1, 1 ETH the routing constraints may specify 1) the ODU 1/2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent ODU 1 Connectivity Service C ODU 1 ETH X ODU 1 CTP ETH ODU 1 CTP Y • • CTP and TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link • • • ODU 2 Layer=ETH Total Capacity=10 G Supported CTP Rates=10 G Max # CTP instances=1 ETH ODU Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU 2 TTP • • de Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 ODU 2 CTP ODU ode Layer N Multi- ODU 4 CTP+TTP ODU 27 v De ic o e. N

DSR maps ODU or DSR maps ODU over ODU 28

DSR maps ODU or DSR maps ODU over ODU, Path Computation View 1/2 DSR CE 1 CE 2 Customer TAPI Context DSR SIP X L 1 10 Gig. E Connectivity Service A 10 Gig. E Y DSR SIP X ODU 100 G ODU X A Transitional Link ODU (100 G) PE 1 ODU 29 100 G Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link B ODU (100 G) ODU PE 2 DSR SIP

DSR maps ODU or DSR maps ODU over ODU, Path Computation View 2/2 – all Nodes shown DSR CE 1 CE 2 Customer TAPI Context DSR SIP X L 1 10 Gig. E Connectivity Service A 10 Gig. E Y DSR SIP X ODU 100 G ODU X A Transitional Link ODU (100 G) PE 1 ODU 100 G Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link B ODU (100 G) ODU The Node “associated” with Device may be redundant, in case it has not switching capability 30 PE 2 DSR SIP

DSR maps ODU or DSR maps ODU over ODU, Path Computation View – asymmetric case DSR CE 1 Customer TAPI Context DSR SIP L 1 10 Gig. E Connectivity Service A 10 Gig. E Multi-Layer CSEP X DSR SIP ODU SIP X 100 G ODU Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link ODU (100 G) PE 1 ODU 31 ODU B Y ODU 2/3 ODU 4 In this “asymmetric” case, it is necessary to model/represent the time-slot/labeling information.

DSR maps ODU or DSR maps ODU over ODU Option B Connectivity Services at client and server layer 32

Scenario 3: flexibility at ODU 2 and/or ODU 1, DSR NEP maps ODU 2 or ODU 1 – Option “B” • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 H DSR )/ ODU (0, 1 X • • • DSR ODU CTP and CTP DSR Y CTP and TTP 2, 3) / ODU ( DSR X A Transitional Link • • Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU vic e. N od e ODU Z CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link De DSR TTP Device Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODUo. ODU • • ODU (0, 1) SIP will appear once ODU 2 Conn is created ODU 4 CTP+TTP • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 Note that NEP 30 and NEP 40 can be combined into a single one with capacity ranging from 1 G to 40 G DSR X Multi -Layer NEP 30 DSR Scenario 3. 1: No Transitional Link H ODU (0, 1) SIP will appear once ODU 2 Conn is created Node Y • • NEP 40 Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 • • CTP and CTP • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 40 Supported Transitions= (10 Gig. E, ODU 2), (FC-1200, ODU 2 e), (40 Gig. E, ODU 3) Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 100, NEP 30 Supported Transitions= (1 Gig. E, ODU 0), (FC 100, ODU 0), (FC 200, ODU 1), (HDSDI, ODU 1) • • e ice d No v De Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 CTP and TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point • Pool = yes • Layer=ODU Connection • Total Capacity=2000 G Connectivity. Service • Supported CTP Rates= ODU 0, ODU 1 Link • Max # CTP instances=1600, 800 Transitional Link • • ODU NEP 10 Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 100 Supported Transitions= (ODU 2, ODU 0), (ODU 2, ODU 1) Z NEP 100 ODU 34 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • Scenario 3. 1 a Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 DSR X Mult i-Laye DSR Y • • r Nod e DSR Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 All these objects are created once DSR SIP is configured to FC 200 CTP+CTP de ODU 1 TTP ic v De CTP and TTP • • Layer= DSR Total Capacity=2. 5 G Supported CTP Rates= FC 200, HDSDI Max # CTP instances=1, 1 TTP ODU CTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point • • Connection • Connectivity. Service • Link • Transitional Link ODU 4 CTP+TTP ODU Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 o e. N ODU 35 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 Z ODU

• • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 DSR H DSR X Mul ti-La Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=4, 8 de No FC 200 CTP+CTP ode e vic DSR yer N De • • DSR Y Scenario 3. 1 b ODU (0, 1) SIP will appear once ODU 2 Conn is created ODU 2 ODU 1 TTP • • CTP and TTP Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= FC 200, HDSDI Max # CTP instances=1, 1 ODU 2 CTP ODU 2 TTP ODU 4 CTP+TTP CTP Device X A Transitional Link Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU TTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link • • ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 2 ODU A Z ODU the routing constraints may specify the ODU 2 CTP, otherwise the selection is delegated to Agent ODU 2 Connectivity Service 36

B X • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 Scenario 3. 1 c L 1 FC 200 Connectivity Service FC 200 DSR H DSR the routing constraints may specify the ODU 1 CTP, otherwise the selection is delegated to Agent ODU (0, 1) SIP will appear once ODU 2 Conn is created Multi-Layer N ode ODU 1 DSR Y DSR FC 200 CTP+CTP ODU 1 TTP • • CTP and TTP • • ODU 2 Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= FC 200, HDSDI Max # CTP instances=1, 1 ODU o e. N ic v De ODU 2 TTP ODU CTP Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link de ODU 2 CTP TTP X A Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=10, 20 • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 4 CTP+TTP ODU ODU A Z the routing constraints may specify the ODU 2 CTP, otherwise the selection is delegated to Agent ODU 2 Connectivity Service 37

DSR maps ODU or DSR maps ODU over ODU Option A Connectivity Services only at client layer 38

Scenario 4 – Option “A" • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 • • ODU (0, 1) / DSR X End to end Node ODU DSR Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 De vic e. N ODUo. ODU Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODUo. ODU • • de od e ODU De o e. N c i v DSR • • DSR Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODU (2, 3) / DSR ODU ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU (2, 3) od v De 39 X 1 ODU DSR Y DSR ODU (0, 1) / DSR N ice e DSR Y 1

Scenario 4: flexibility at ODU 2 and/or ODU 1, DSR NEP maps ODU 2 or ODU 1 – Option “A” • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 DSR )/ ODU (0, 1 X ODU Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODU CTP and CTP DSR Y CTP and TTP 2, 3) / ODU ( DSR X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link De vic e. N • • od e Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODu 2 e, ODU 3 Max # CTP instances=10, 2 ODU TTP Device Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODUo. ODU • • • DSR This NEP identifies a possible route ODU 4 CTP+TTP • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

Scenario 4. 1 – Option “A“ No Transitional Links • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 End to end Node X DSR DSR X 1 DSR • • Mu Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 lti. La ye r. N od i-L ult DSR ODU • • • Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 M DSR Y er ay e • • de No Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU • • • ODU (2, 3) 41 Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 Y 1

• • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 Note that NEP 30 and NEP 40 can be combined into a single one with capacity ranging from 1 G to 40 G DSR X Multi -Layer NEP 30 DSR Scenario 4. 1: No Transitional Link Node Y • • NEP 40 Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 • • CTP and CTP • • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 40 Supported Transitions= (10 Gig. E, ODU 2), (FC-1200, ODU 2 e), (40 Gig. E, ODU 3) Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 100, NEP 30 Supported Transitions= (1 Gig. E, ODU 0), (FC 100, ODU 0), (FC 200, ODU 1), (HDSDI, ODU 1) • • e ice d No v De Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 CTP and TTP Device X A CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point • Pool = yes • Layer=ODU Connection • Total Capacity=2000 G Connectivity. Service • Supported CTP Rates= ODU 0, ODU 1 Link • Max # CTP instances=1600, 800 Transitional Link • • ODU NEP 10 Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 100 Supported Transitions= (ODU 2, ODU 0), (ODU 2, ODU 1) This NEP identifies a possible route NEP 100 ODU 42 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

• • Scenario 4. 1 a Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 DSR X DSR Y • • DSR ODU 2 TTP CTP and TTP • • Mu Device Transitional Link e ice d No ODU Lay er N ode • • • Layer=ODU Total Capacity=100 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 v De lti- CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link • • Layer= DSR Total Capacity=10 G Supported CTP Rates=10 Gig. E, FC 1200 Max # CTP instances=1, 1 TTP X A All these objects are created once DSR SIP is configured to 10 Gig. E CTP+CTP Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 4 CTP+TTP • • ODU 43 Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

10 Gig. E Connectivity Service DSR 10 Gig. E the routing constraints may specify 1) the ODU 2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent DSR X Scenario 4. 1 b A Y • • DSR Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODU 2 DSR 10 Gig. E CTP+CTP de ODU 2 TTP CTP and TTP • • lti- Device Transitional Link • • ODU Mu CTP X A ic v De Layer= DSR Total Capacity=10 G Supported CTP Rates=10 Gig. E, FC 1200 Max # CTP instances=1, 1 TTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link ODU 2 CTP Lay er N ode Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 ODU 4 CTP+TTP ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 ODU 44 o e. N • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

10 Gig. E Connectivity Service DSR 10 Gig. E the routing constraints may specify 1) the ODU 2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent DSR X Scenario 4. 1 c A Y • • All these objects are created once 10 Gig. E CS is provisioned DSR Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 10 Gig. E CTP+CTP and TTP • • lti- CTP Device X A Transitional Link ODU Mu Lay er N ode • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1 ODU 4 CTP+TTP ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 o e. N ic v De Layer= DSR Total Capacity=10 G Supported CTP Rates=10 Gig. E, FC 1200 Max # CTP instances=1, 1 TTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link de ODU 2 CTP ODU 2 TTP CTP and CTP ODU 2 DSR ODU 45

B X • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 Scenario 4. 1 d L 1 FC 200 Connectivity Service FC 200 DSR Mul ti-La yer N the routing constraints may specify 1) the ODU 1/2 CTP (slot) 2) The ODU NEP otherwise the selection is delegated to Agent ode ODU 1 DSR Y DSR FC 200 CTP+CTP ODU 1 TTP • • CTP and TTP Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= FC 200, HDSDI Max # CTP instances=1, 1 ODU 2 TTP ODU 2 CTP • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 2, ODU 2 e, ODU 3 Max # CTP instances=10, 2 e ODU CTP ODU Device Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link Layer=ODU Total Capacity=10 G Supported CTP Rates=ODU 1, ODU 0 Max # CTP instances=10, 20 ODU 2 TTP X A • • ODU • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 46 ODU 4 CTP+TTP ODU ice v De d No

Scenario 5: flexibility at ODU 4 and ODU 2 and/or ODU 1, DSR NEP maps ODU 2 or ODU 1 – Option “B” • • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 H DSR )/ ODU (0, 1 X • • • DSR ODUo. ODU CTP and CTP Y CTP and TTP DSR Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates= ODU 0, ODU 1 Max # CTP instances=1600, 800 De vic e. N ODU Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 ODUo. ODU • • ODU (0, 1) SIP will appear once ODU 2 Conn is created OD Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 4 Max # CTP instances=20 ODU SR )/D U (2, 3 • • DSR TTP Device X A Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point Connection Connectivity. Service Link Transitional Link 4 ODU ( CTP • • • Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 • • • M ODU (2, 3) SIP will appear once ODU 4 Conn is created Pool = yes Layer=ODU Total Capacity=2000 G Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 Max # CTP instances=200, 40 ) Z ODU • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1 od e

• • Layer=DSR Total Capacity=2. 5 G Supported CTP Rates= 1 Gig. E, FC-100, FC 200, HDSDI Max # CTP instances=1, 1, 1, 1 H DSR X • • NEP 30 DSR Scenario 5. 1: No Transitional Link Note that NEP 30 and NEP 40 can be combined into a single one with capacity ranging from 1 G to 40 G Y ODU (0, 1) SIP will appear once ODU 2 Conn is created Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 300, NEP 40 Supported Transitions= (10 Gig. E, ODU 2), (FC-1200, ODU 2 e), (40 Gig. E, ODU 3) NEP 40 • • Layer=DSR Total Capacity=40 G Supported CTP Rates=10 Gig. E, FC-1200, 40 Gig. E Max # CTP instances=1, 1, 1 • • • CTP and CTP • Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 100, NEP 30 Supported Transitions= (1 Gig. E, ODU 0), (FC 100, ODU 0), (FC 200, ODU 1), (HDSDI, ODU 1) Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 300, NEP 100 Supported Transitions= (ODU 2, ODU 0), (ODU 2, ODU 1) • • CTP and TTP X A lti-L aye r. N ode de o e. N ic Node. Rule. Group Rule. Type: LAYER_TRANSITION NEP 10, NEP 300 Supported Transitions= (ODU 4, ODU 2), (ODU 4, ODU 2 e), (ODU 4, ODU 3) v De NEP 10 TTP Device Mu CTP Node. Edge. Point Connection. End. Point Service. Interface. Point Connectivity. Service. End. Point • Pool = yes • Layer=ODU Connection • Total Capacity=2000 G Connectivity. Service • Supported CTP Rates= ODU 0, ODU 1 Link • Max # CTP instances=1600, 800 Transitional Link ODU NEP 100 ODU Z NEP 300 ODU M ODU (2, 3) SIP will appear once ODU 4 Conn is created • Pool = yes • Layer=ODU • Total Capacity=2000 G • Supported CTP Rates=ODU 2, ODU 2 e, ODU 3 • 48 Max # CTP instances=200, 40 • • Layer=ODU Total Capacity=100 G Supported CTP Rates= ODU 4 Max # CTP instances=1

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