1 Copyright 2007 Nokia Siemens Networks. All rights reserved.Ethernet services (ELAN - Eline) w FlexiPacket MW Handbook V1.2 NWS Product Management Microwave Transport February 2011 2 Copyright 2007 Nokia Siemens Networks. All rights reserved. FlexiPacket - Carrier Ethernet Architecture User-Network Interface (UNI): interface between a Carrier Ethernet device and external equipments (i.e. BTSs and RNCs); Network-Network Interface (NNI): interface between Carrier Ethernet devices; Ethernet Virtual Connection (EVC): connectivity service between two or more UNIs UNI UNI BTS Controller UNI UNI UNI BTS NNI NNI NNI NNI NNI NNI EVC Carrier Ethernet Transport Core Network 3 Copyright 2007 Nokia Siemens Networks. All rights reserved. background E-Line and ELAN Single CoS and Multi CoS services Scalability (#services) 4 Copyright 2007 Nokia Siemens Networks. All rights reserved. FlexiPacket - Connectivity Services for payload E-Line Point to Point connection FPFM200 Rel 1.0 FPH800 Rel 2.0 FPH1200 Rel 4.5 FPH2200 Rel 4.5 E-LAN Multipoint to Multipoint connection FPFM200 Rel 1.0 FPH800 Rel 2.0 FPH1200 Rel5.0Drop3 FPH2200 Rel 5.0 UNI UNI BTS Controller UNI UNI UNI BTS Carrier Ethernet Transport UNI UNI BTS Controller UNI UNI UNI BTS Carrier Ethernet Transport 5 Copyright 2007 Nokia Siemens Networks. All rights reserved. FlexiPacket - Connectivity Services for payload E-Line E-LAN Tight Traffic control •each BTS has dedicated transport services •connectivity and perf.monitoring w EthOAM Simple configuration (Minimum number of EVC in the network) Higher network scalability (number of BTS) BTS to BTS L2 direct connectivity (if required) Protection with MSTP or G.8032 Protection with G.8031 or CCM User experience in TDM to packet migration •Point-to-point, “TDM circuit like” design UNI UNI BTS Controller BTS UNI UNI BTS Controller UNI UNI UNI BTS 6 Copyright 2007 Nokia Siemens Networks. All rights reserved. EVC: Single CoS - Multi CoS/ACP UNI EVC 1 EVC 2 EVC 3 Single CoS UNI EVC 1 criteria 1.a criteria 1.b criteria 1.c EVC 2 Multi CoS /ACP CoS 1 CoS 2 CoS 3 CoS 1 CoS 2 CoS 3 Each EVC is associated to a single Class of Service (CoS) Each EVC can be associated to multiple Class of Services (CoS) MultiCoS ACP Supported by FPFM200 R1.0EP1 FPH800 R2.0 FPH1200 R5.0D2 FPH2200R5.0 (E-line only) Policing per EVC per CoS Per EVC – PIR only CoS Criteria All criteria used for EVC PCP ACP=Apply Customer Priority; PCP=Priority Code Point, i.e. p- bits of 802.1q VLAN 7 Copyright 2007 Nokia Siemens Networks. All rights reserved. VLAN manipulation: Preservation vs. Translation S-VLAN Translation mode Preservation mode (Transparent VLAN) A Service VLAN (S-VLAN) is added in ingress at UNI port and removed in egress at UNI port UNI UNI UNI UNI UNI UNI UNI UNI Customer VLAN (C-VLAN) is replaced with Service VLAN (S-VLAN) in ingress at UNI port Service VLAN is replaced with Customer VLAN in egress at UNI port Mandatory when ACP/MultiCos is used 8 Copyright 2007 Nokia Siemens Networks. All rights reserved. FlexiPacket –Network Service dimensioning Single-CoS Multi-CoS/ACP E-Line MxN M E-LAN (one E-LAN for K BTS) N x (M/K) M/K BTS#2 Controller BTS #1 Carrier Ethernet Transport Network parameters: M x BTS N x CoS for each BTS BTS#... BTS#M Number of required Ethernet Virtual Connection (EVC): CoS 1 CoS … CoS N UNI K depends on the desired limitation of broadcast domain in the access 9 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use Cases 10 Copyright 2007 Nokia Siemens Networks. All rights reserved. Problem statement Radio Acces transport design and transport requirements #VLAN/IP subnet at controller side interface 1x C-VLAN/subnet 1x BTS Use Case 2 (UC2) 1x C-VLAN/subnet KxBTS Use Case 1 (UC1) : BTS #K Controller BTS #1 BTS #K+1 MWR Network #VLAN/IP subnet at BTS interface • 1 x C-VLAN/subnet • n x C-VLAN/subnet : BTS #2K : : Following slides focus on 1 x Easy to extend results to n x Same VLAN IDs for all BTS? Yes No VLAN tagged frame – color symbolizes VLAN ID Direct BTS to BTS L2 connectivity : : : : Yes No Radio Access Class of services: N x Class of Services (CoS) CoS differentiation via DSCP and PCP bits. 1 k 1 k Yes VLAN translation No VLAN preservation Yes E-LAN No E-Line 11 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use cases and MW network parameters dependency #VLAN/IP subnet at controller side interface 1x C-VLAN/subnet 1x BTS Use Case 2 (UC2) 1x C-VLAN/subnet KxBTS Use Case 1 (UC1) : : MW network design parameters Direct BTS to BTS L2 connectivity? : : : : Yes No 1 k 1 k Connectivity Services: Yes (required) E-LAN No (not accepted) E-Line Radio Acces transport design Transport solution matrix (see next slide) Same VLAN IDs for all BTS? Yes No Yes VLAN translation No VLAN preservation VLAN manipulation Single CoS or MultiCos/ACP services 12 Copyright 2007 Nokia Siemens Networks. All rights reserved. Transport solutions vs Use Cases Transport solutions Use Case E-Line E-LAN Nx E-Line for each BTS Single QoS One E-Line for each BTS Multi QoS One E-LAN for K BTS for each service Single QoS One E-LAN for K BTS, for all services Multiple QoS UC1 1x C-VLAN/subnet KxBTS 1A 1B 1C 1D UC2 1x C-VLAN/subnet 1xBTS 2A 2B 1C (w K=1) poor practical interest (*) 1D (w K=1) poor practical interest (*) FPH1200 R4.5 FPH2200 R4.5 FPFM R1.0EP1 FPH800 R2.0 FPH1200 R5.0D2 FPH2200 R5.0 FPFM R1.0EP1 FPH800 R2.0 FPH2200 R5.0 FPH1200 R 5.0D3 FPFM R2.0 FPH800 R2.0 (*) implementation would result in E-LAN with two UNI E-line recommended instead Each transport solution has different Mapping rules at UNI interface 13 Copyright 2007 Nokia Siemens Networks. All rights reserved. Detailed transport solutions description vs use cases UNI Mapping QoS criteria 14 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use Case 1- Transport solution 1A: N x E-Line for each BTS- single CoS UNI BTS #2 Controller UNI UNI BTS #1 EVC-#1 EVC-#5 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) UNI interface at BTS side: Per C-PCP Mapping (*)- SingleCoS UNI interface at RNC side : -Per C-PCP & Dest IP address Mapping QoS in all devices: Based on S-PCP Edge site Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#3 (E-Line) 3 C-PCP=2 EVC#4 (E-Line) 6 Mapping Criteria Service (S-VID) S-PCP IP #1 & C-PCP=1 EVC#1 (E-Line) 3 IP #1 & C-PCP=2 EVC#2 (E-Line) 6 IP #2 & C-PCP=1 EVC#3 (E-Line) 3 IP #2 & C-PCP=2 EVC#4 (E-Line) 6 IP #3 & C-PCP=1 EVC#5 (E-Line) 3 … … … EVC-#2 EVC-#3 EVC-#4 EVC-#6 EVC-#7 NNI (*) EVC-#8 UNI (*): an equivalent mapping criteria can be based on DSCP VLAN tagged frame – color symbolizes VLAN ID For simplicity, picture shows only two CoS for each BTS 15 Copyright 2007 Nokia Siemens Networks. All rights reserved. UNI interface at BTS side with FPHx200: Per VLAN Mapping with ACP Use Case 1- Transport solution 1B: 1xE-Line for each BTS- MultiCoS/ACP UNI UNI BTS #2 Controller UNI UNI NNI (*) BTS #1 EVC-#1 EVC-#2 EVC-#3 EVC-#4 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) UNI interface at BTS side with FPFM200/FPH800 : Per C-PCP Mapping-MultiCoS UNI interface at RNC side with FPFM200/FPH800 : Per C-PCP & Dest IP address Mapping - MultiQoS QoS in all devices: Based on S-PCP Edge site Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#2 (E-Line) 1 C-PCP=2 EVC#2 (E-Line) 2 C-PCP=3 EVC#2 (E-Line) 3 C-PCP=4 EVC#2 (E-Line) 6 C-PCP S-PCP 1 1 2 2 3 3 4 6 Mapping Criteria Service (S-VID) C-VID=blue EVC#1 (E-Line) Mapping Criteria Service (S-VID) S-PCP IP #1 & C-PCP=1 EVC#1 (E-Line) 1 IP #1 & C-PCP=2 EVC#1 (E-Line) 2 IP #1 & C-PCP=3 EVC#1 (E-Line) 3 IP #1 & C-PCP=4 EVC#1 (E-Line) 6 IP #2 & C-PCP=1 EVC#2 (E-Line) 1 … … … ACP UNI interface at RNC side with FPHx200: Per Dest IP address with ACP Mapping Criteria Service (S-VID) IP #1 EVC#1 (E-Line) IP #2 EVC#2 (E-Line) IP #3 EVC#3 (E-Line) IP #4 EVC#4 (E-Line) C-PCP S-PCP 1 1 2 2 3 3 4 6 ACP 16 Copyright 2007 Nokia Siemens Networks. All rights reserved. UNI interface at BTS side with FPHx200: •Per C-PCP (*) Mapping Use Case 1 - Transport solution 1C: 1xE-LAN for KxBTS and for each service- Single CoS •UNI interface at RNC side with FPHx200: •Per C-PCP (*) mapping UNI UNI BTS #2 Controller UNI UNI NNI (*) BTS #1 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) Carrier Ethernet Transport Edge site Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#1 (E-LAN) 1 C-PCP=2 EVC#2 (E-LAN) 2 C-PCP=3 EVC#3 (E-LAN) 3 C-PCP=4 EVC#4 (E-LAN) 6 Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#1 (E-LAN) 1 C-PCP=2 EVC#2 (E-LAN) 2 C-PCP=3 EVC#3 (E-LAN) 3 C-PCP=4 EVC#4 (E-LAN) 6 QoS in all devices: Based on S-PCP (*): an equivalent mapping criteria can be based on DSCP EVC-#2 EVC-#N EVC-#1 17 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use Case 1 - Transport solution 1D: 1xE-LAN for KxBTS and for all services- MultiCoS UNI UNI BTS #2 Controller UNI UNI NNI (*) BTS #1 EVC-#1 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) QoS in all devices: Based on S-PCP Carrier Ethernet Transport Edge site UNI interface at BTS and RNC side with FPFM200/FPH800: Service Mapping Criteria Service (S-VID) C-VLAN=blue EVC#1 (E-LAN) CoS Mapping Criteria S-PCP C-PCP=1 1 C-PCP=2 2 C-PCP=3 3 … … 18 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use Case 2- Transport solution 2A: N x E-Line for each BTS- single CoS UNI BTS #2 Controller UNI UNI BTS #1 EVC-#1 EVC-#5 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) port #a UNI interface at BTS side: Per C-PCP Mapping (*)- SingleCoS UNI interface at RNC side : -Per C-PCP & VLAN Mapping QoS in all devices: Based on S-PCP Edge site Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#3 (E-Line) 1 C-PCP=2 EVC#4 (E-Line) 2 Mapping Criteria Service (S-VID) S-PCP VLAN=green & C-PCP=1 EVC#1 (E-Line) 1 VLAN=green & C-PCP=2 EVC#2 (E-Line) 2 VLAN=pink & C-PCP=1 EVC#3 (E-Line) 1 VLAN=pink & C-PCP=2 EVC#4 (E-Line) 2 … … … EVC-#2 EVC-#3 EVC-#4 EVC-#6 EVC-#7 NNI (*) EVC-#8 UNI (*): an equivalent mapping criteria can be based on DSCP For simplicity, picture shows only two CoS for each BTS 19 Copyright 2007 Nokia Siemens Networks. All rights reserved. Use Case 2- Transport solution 2B: one E-Line for each BTS- MultiCoS/ACP UNI UNI BTS #2 Controller UNI UNI NNI (*) BTS #1 EVC-#1 EVC-#2 EVC-#3 EVC-#4 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) Edge site -UNI interface at RNC side with FPFM200/ FPH800: - Per VLAN+C-PCP Mapping with MultiQoS UNI interface at RNC side with FPHx200: Per VLAN Mapping with ACP Mapping Criteria Service (S-VID) S-PCP VLAN=green & PCP=1 EVC#1 (E-Line) 1 VLAN=green & PCP=2 EVC#1 (E-Line) 2 VLAN=green & PCP=3 EVC#1 (E-Line) 3 VLAN=green & PCP=4 EVC#1 (E-Line) 6 VLAN=pink & PCP=1 EVC#2 (E-Line) 1 … … … C-PCP S-PCP 1 1 2 2 3 3 4 6 Mapping Criteria Service (S-VID) C-VID=green EVC#1(E-Line) C-VID=pink EVC#2 (E-Line) … … ACP UNI interface at BTS side with FPFM200/ FPH800 : Per C-PCP Mapping withMultiCoS Mapping Criteria Service (S-VID) S-PCP C-PCP=1 EVC#2 (E-Line) 1 C-PCP=2 EVC#2 (E-Line) 2 C-PCP=3 EVC#2 (E-Line) 3 C-PCP=4 EVC#2 (E-Line) 6 QoS in all devices: Based on S-PCP UNI interface at BTS side with FPHx200: Per VLAN Mapping with ACP C-PCP S-PCP 1 1 2 2 3 3 4 6 Mapping Criteria Service (S-VID) C-VID=blue EVC#1 (E-Line) ACP 20 Copyright 2007 Nokia Siemens Networks. All rights reserved. Network scalability vs transport solution 21 Copyright 2007 Nokia Siemens Networks. All rights reserved. Services Scalability – FlexiPacket Hub x200 (*): max 128 (out of 200) with L3 mapping rule (**):max 128 (out of 369) with L3 mapping rule – max 255 on LAG UNI FlexiPacket Hub 1200 FlexiPacket Hub 2200 R 4.5 R5.0D2 R 4.5 R5.0 Max #of Eth services (E- LAN +E-line) 200 (UNI) 800 (NNI) 384 (UNI) 2K (NNI) Max #of E-Line services 200 (UNI) 800 (NNI) 384 (UNI) 2K (NNI) Max #of E-LAN services None (only one Management ELAN) planned (R5.0Drop3) None (only one Management ELAN) 49 Max number of services per UNI port 64 (R4.5) 200 (*) 64 369 (**) 22 Copyright 2007 Nokia Siemens Networks. All rights reserved. Services Scalability– FPFM200 and FPH800 FirstMile200 R1.0 FlexiPacket Hub 800 R2.0 Max #of services: 264 (256 Ethernet +8 CES) 632 (504 Ethernet +128 CES) Max #of Eth services (E-LAN +E- line) 256 504 Max #of E-Line services 256 504 Max #of E-LAN services 128 256 service number calculation See below Max number of services per port 256 504 Real Service number: Weigth of a Service depends on: • Number of classification rules (in OR; not in AND): R • Number of Classes of Services: C • Maximum Service number depends on Connectivity Service= E-Line/E-LAN • Service number= Maximum Service number / Max [R; C] Example1: FlexiPacket FirstMile 200 • 1 E-Line for BTS with 4 CoS (C=4); classification rule: VLAN ID (VLAN=10E-Line=1; VLAN=20E-Line=2; …) (R=1) • #E-line=256/ max [1, 4]=256/4=64 Example2: FlexiPacket FirstMile 200 • 4 E-LAN for BTS with 1 CoS each (C=1); classification rule: PCP bits AND Dest IP address/subnet it is a unique classification rule (R=1) (PCP=1 AND IP dest=xE-LAN=1; PCP=2 AND IP dest=xE-LAN=2; PCP=1 AND IP dest=yE-LAN=3 …) • #E-LAN =128/ max [1, 1]=128 Example3: FlexiPacket FirstMile 800 • 1 E-Line for BTS with 4 CoS (C=4); each BTS is identified by 3 IP addresses; classification rule: IP dest • (IP dest=x1 OR IP dest=y1 OR IP dest=z1) E-Line=1; …) (R=3) • #E-line=504/ max [3, 4]=504/4=128 23 Copyright 2007 Nokia Siemens Networks. All rights reserved. Network scalability- main concepts UNI UNI BTS #2 controller UNI UNI BTS #1 EVC-#1 EVC-#2 EVC-#3 EVC-#4 (IP #1) BTS #3 BTS #4 (IP #2) (IP #3) (IP #4) Edge site In a Mobile backhauling scenario, network scalability is limided by the number of services which can be managed by a single FlexiPacket device at Edge site on a UNI interface (where all services are collected) More devices can be stacked at Edge site to increase network scalability In the depicted example network scalability is doubled. Half a services go through violet path, half a services go through blue path. Edge site NNI#1 UNI #1 NNI #2 UNI #2 FPH1 FPH2 24 Copyright 2007 Nokia Siemens Networks. All rights reserved. Services Scalability vs Transport network solution (Note 1): 128/N when mapping criteria is based on IP address (UC2) N=Number of CoS K=Number of BTS for each E-LAN (Note 2): 128 when mapping criteria is based on IP address (UC2) Transport solutions device at Edge site E-Line E-LAN Nx E-Line for each BTS Single QoS One E-Line for each BTS Multi QoS One E-LAN for K BTS for each service Single QoS One E-LAN for K BTS, for all services Multiple QoS FPFM R1.0 EP1 256/N 256/N -- 128 /N x K (Rel2.0) FPH800 R2.0 504/N 504/N -- 256/N x K FPH1200 R5.0D2 200/N (Note 1) 200 (Note 2) planned (R5.0Drop3) -- FPH2200 R5.0 369/N (Note 1) 369 (Note 2) 49/N x K -- # Managed BTS vs Transport solution and device at Edge site 25 Copyright 2007 Nokia Siemens Networks. All rights reserved. Example 1: number of managed BTS with E-Line Network parameters: N = #CoS / BTS (example: N=4; N=8) 1 x Classification rule @ UNI E- Line Transport solutions: 1 x E-Line / BTS with Multi-CoS/ACP N x E-Line / BTS with Single CoS Max number of managed BTS (M): CoS 1 CoS … CoS N UNI UNI BTS controller UNI UNI UNI BTS when mapping criteria is based on IP address (UC2) the following values apply: (*): 32; (**): 16; (***): 128 Transport solutions device at Edge site E-Line Nx E-Line for each BTS Single QoS One E-Line for each BTS Multi QoS FPFM R1.0 EP1 64 64 FPH800 R2.0 128 128 FPH1200 R5.0D2 50 (*) 200 (***) FPH2200 R5.0 92 (*) 369 (***) Transport solutions device at Edge site E-Line Nx E-Line for each BTS Single QoS One E-Line for each BTS Multi QoS FPFM R1.0 EP1 32 32 FPH800 R2.0 64 64 FPH1200 R5.0D2 25 (**) 200 (***) FPH2200 R5.0 46 (**) 369 (***) Example 1A: #CoS/BTS =4 Example 1B: #CoS/BTS =8 26 Copyright 2007 Nokia Siemens Networks. All rights reserved. Example 2: number of managed BTS with E-LAN Network parameters: N =#CoS / BTS (ex: N=4; N=8) 1 x Classification rule @ UNI K = #BTS / E-LAN E- LAN Transport solutions: 1 x E-LAN for K x BTS – MultiCoS 1 x E-LAN for K x BTS- Single CoS Max number of managed BTS (M): CoS 1 CoS … CoS N UNI UNI BTS UNI UNI UNI BTS Transport solutions device at Edge site E-LAN One E-LAN for K BTS for each service Single QoS One E-LAN for K BTS, for all services Multiple QoS FPFM -- 1600 FPH800 -- 3200 FPH1200 planned -- FPH2200 600 -- Example 2A: #CoS/BTS =4; K=50; Transport solutions device at Edge site E-LAN One E-LAN for K BTS for each service Single QoS One E-LAN for K BTS, for all services Multiple QoS FPFM -- 800 FPH800 -- 1600 FPH1200 planned -- FPH2200 300 -- Example 2B: #CoS/BTS =8; K=50 controller 27 Copyright 2007 Nokia Siemens Networks. All rights reserved. Further Material and IMS links For more details about protection of E-Line and E-LAN services: https://sharenet- ims.inside.nokiasiemensnetworks.com/Open/D420423509 More details about UNI mapping and QoS setting for Interoperability among MWR products is available in the attached file: Adobe Acrobat 7.0 Document