802.1ad Provider & Provider Edge Bridges

Transcription

1 802.ad rovider & rovider Edge Bridges age rovider Bridge rovider Edge Bridge Customer Systems S-VLAN S-VLAN E E E E C-VLAN C-VLAN CE CE C-tagged C-tagged S-tagged port based B & BB models / budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

2 802.ad rovider & rovider Edge Bridges S-VLAN ME & MI fuctio locatios age 2 rovider Bridge rovider Edge Bridge Customer Systems S-VLAN S-VLAN Comp. E E E E C-VLAN C-VLAN CE CE C-tagged C-tagged port based S-tagged S-VLAN istace ed poit with S-VLAN ME fuctio B & BB models / S-VLAN istace iterm. poit with S-VLAN MI fuctio S-VLAN istace iterm. poit with S-VLAN-MI & S-VLAN-ME fuctios budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

3 802.ah Backboe Edge & Core Bridges rovider Bridge & Backboe Core Bridge B(S)- VLAN B(S)- VLAN Comp. Backboe-MAC Service Boudary Backboe-MAC rovider Backboe Edge Bridge I-SI Comp. VI VI E E E E Backboe-MAC Cliet BB S-VLAN BB C-VLAN CE CE S-tagged C-tagged port based Customer Systems age 3 VI B(S)-tagged i/f N/C I-tagged peer BBN i/f to/from peer BBN BEB I-tagged Backboe MAC address domai Customer MAC address domai B & BB models / budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

4 802.ah Backboe Edge & Core Bridges I-SI ad B(S)-VLAN ME & MI fuctio locatios age 4 rovider Bridge & Backboe Core Bridge B(S)- VLAN B(S)- VLAN Comp. Backboe Edge Bridge I-SI Comp. VI VI Backboe-MAC Service Boudary E E E E BB S-VLAN BB C-VLAN CE CE S-tagged C-tagged port based Customer Systems VI B(S)-tagged i/f I-tagged peer BBN i/f I-tagged Service Istace ed poit with SI-ME fuctio(s) N/C B(S)-VLAN istace ed poit with B(S)-VLAN ME fuctio to/from peer BBN BEB Srvc Istace iterm. poit with SI-MI & SI-ME fuctios Srvc Istace iterm. poit with SI-MI fuctio B & BB models / B(S)-VLAN istace iterm. poit with B(S)-VLAN MI fuctio budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

5 Hybrid 802.ah/MLS Backboe Edge Bridge & MLS Backboe Core Switch age 5 (H)VLS combies MLS W (i.e. service istace) ad Tuel layers with a Etheret Service Istace layer To scale HVLS the Etheret Service Istace layer should be the BB Service Istace layer BB ad MLS Backboe Edge Bridges have same architecture mai differece are B-VLAN compoet is replaced by MLS Tuel compoet I-SID ad C/ are replaced by MLS W label ad EX I.e. I-SI compoet traslates i its VI* port its Relay VID ito W label (istead ito I- SID) B-VID ad C/ are replaced by MLS Tuel label ad EX B & BB models /

6 Hybrid 802.ah/MLS Backboe Edge Bridge & MLS Backboe Core Switch MLS Backboe Core Switch MLS Tuel MLS Tuel Comp. Backboe-MAC Service Boudary Backboe-MAC rovider MLS Backboe Edge Bridge I-SI Comp. VI* VI* E E E E Backboe-MAC Cliet BB S-VLAN BB C-VLAN CE CE S-tagged C-tagged port based Customer Systems age 6 VI* B(S)-tagged i/f N/C I-tagged peer BBN i/f to/from peer BBN BEB I-tagged Backboe MAC address domai Customer MAC address domai B & BB models / budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

7 Hybrid 802.ah/MLS Backboe Edge Bridge & MLS Backboe Core Switch age 7 MLS Backboe Core Switch MLS Tuel MLS Tuel Comp. MLS Backboe Edge Bridge I-SI Comp. VI VI Backboe-MAC Service Boudary E E E E BB S-VLAN BB C-VLAN CE CE S-tagged C-tagged port based Customer Systems VI B(S)-tagged i/f I-tagged peer BBN i/f I-tagged Service Istace ed poit with SI-ME fuctio(s) Tuel N/C istace ed poit with Tuel ME fuctio to/from peer BBN BEB Srvc Istace iterm. poit with SI-MI & SI-ME fuctios Srvc Istace iterm. poit with SI-MI fuctio B & BB models / Tuel istace iterm. poit with Tuel MI fuctio budlig/multiplexig cliet etities ito server etity sigle istace/etities port istace/etities port

8 BB provides B-MAC Services age 8 MAC Service Boudary Etheret/B Network B-MAC Service Boudary BB Network BB Network B-MAC Service Boudary B & BB models /

9 Customer Istace Service Istace (BB S- VLAN) Compoet age 9 roposed ew BB S-VLAN Compoet maps Customer Istaces oto Service Istaces BB Service Istaces provide B-MAC Service to customer BB S-VLAN Compoet s Es iclude B-MAC s ad ISS ito B-MAC mappig ISS B-MAC mappig process to be defied i ew clause 6.x (refer to slide ) 802.ad s Relay VID (RVID) should be used as geeric ISS idetifier associated with both B-VLAN (truk) istaces ad I-Service istaces VID traslatio fuctio coverts bridge-iteral RVID ito exterally observable C-VID, S-VID, B-VID, I-SID, or other techology label format B & BB models /

10 Customer Istace Service Istace Compoet EISS s age 0 BB S-VLAN Compoet MAC s MAC s k Relay 6.7(b) 6.7(b) ISS s..... ISS s EISS ISS s.. ISS 6.x (see ext slide) B-MAC s.. 2/802.3 or 6./802.D 8.5.2/802.Q EISS (ISS s.. ) 802.ag Dow Ms EISS (ISS s.. ) M(A)_(UNIT)TA.request (,,,) M(A)_(UNIT)TA.idicatio (,,,,) optioal ISS Each ISS istace is idetified by meas of a Relay VID (RVID, 6.7/802.ad) B & BB models /

11 New clause 6.x/ 802.ah age Alterative A: 6./802.D Alterative B: 2.3/802.3 M_UNITTA.request M_UNITTA.idicatio M_UNITTA.request M_UNITTA.idicatio ISS ucast ME MO ucast Table Learig & Agig ISS ME MO ucast ucast Table Learig & Agig EType Etype? EType Etype? MAC MA-UNITTA.request Cofigu ratio mcast Table mcast MA-UNITTA.idicatio Missig parameter MA-UNITTA: MA_TA.request Cofigu ratio mcast Table RS MA_TA.idicatio mcast Missig parameters MA_TA: & B & BB models /

12 Resources age 2 Followig slides preset cosideratios o resources i the bridge fabric uit iterface port uit ad illustrate o which resources customer istaces service istaces truk istaces ad physical lik istaces start/ed B & BB models /

13 Resources age 3 Fuctioal model of EB, B, BEB, BCB must be mapped oto Resource model, cosistig of Fabric Uits Iterface Uits Fabric uit supports Bridge Relay Etity Typical Relay badwidths: G, 2.5G, 0G, 40G (ad i the future: 00G) Iterface uit may support hysical Media (HY) Multiplexig/Demultiplexig (()MUX) ME ad MI fuctios (OAM) Mappig/Demappig (()MA) icludig budlig Two types of equipmet (igorig service defiitio relays) Sigle Relay: EB, B, BCB, I-BEB, B-BEB Dual Relay: IB-BEB B & BB models /

14 Resources Sigle Relay equipmet age 4 USER/CUSTOMER SI Customer Istace Service/Truk Istace multiplexig of oe or more Customer Istaces ito oe or more Service/Truk Istaces termiatio of oe or more Service/Truk Istaces HY Istace Service/Truk Istace groomig & switchig/bridgig multiplexig of oe or more Service/Truk Istaces ito oe or more HY Istaces termiatio of oe or more HY Istaces Uit Uit Uit Uit Uit Fabric Uit Uit Uit Uit NETWORK SI Uit Cliet Side Server Side Uit B & BB models /

15 Resources Dual Relay equipmet USER/CUSTOMER SI age 5 budlig of oe or more Customer Istaces ito oe or more Service Istaces termiatio of oe or more Service Istaces Uit Uit Uit Uit Uit Customer Istace Service Istace Truk Istace HY Istace B & BB models / Service Istace groomig & switchig/bridgig multiplexig of oe or more Service Istaces ito oe or more Truk Istaces termiatio of oe or more Truk Istaces Truk Istace groomig & switchig/bridgig multiplexig of oe or more Truk Istaces ito oe or more HY Istaces termiatio of oe or more HY Istaces Uit Uit Fabric Uit (Service Istace) Uit Fabric Uit (Truk Istace) Uit Uit Uit Uit Uit NETWORK SI Cliet Side Server Side Uit Cliet Side Server Side Uit

16 Relay Resources age 6 Relay Two Relay types i k relay ( 4094 istaces) 6M relay ( 6,777,24 istaces) 4k Relay (802.Q,.ad,.ah) 2-bit Relay VID (R 2 VID) 0 R 2 VID M Relay (802.ah) 24-bit Relay VID (R 24 VID) 0 R 24 VID 6,777,25 Relay s Cotai oe or more Istace s Istace idetified by RVID k Cliet Side Server Side 0 k Cliet Side Server Side 0 k+ 4k Relay 2 k- k+ 6M Relay 2 k- a b z Istace idetified by a RVID value Relay B & BB models /

17 Iterface Resources age 7 to be added B & BB models /

18 Relay VID Traslatio age 8 a A a A Relay VID (RVID) bridge iteral istace idetifier Exteral presetatio as C-VID S-VID/B-VID I-SID W label (W) Time slot (TS) RVID traslatio fuctio C-VID=RVID, RVID=C-VID S-VID =f[rvid], RVID = f - [S-VID] I-SID = f[rvid], RVID = f - [I-SID] W = f[rvid], RVID = f - [W] TS = f[rvid], RVID = f - [TS] RVID k Cliet Side Server Side 0 C-VID S-VID I-SID W TS k+ Relay 2 k- a b z a b z A B Z Istace idetified by a RVID value ()MUX Exterally observable Istace idetifier B & BB models /

19 EISS age 9 EISS represets a set of cliet-iss s each cliet-iss is idetified by its VID (to be replaced by RVID) It seems that whe deployig RVID i 802.ah, curret EISS defiitios ca be maitaied without extesios B & BB models /

20 IEEE 802.Q-2005 EISS represets set of cliet ISS s age 20 EISS may support betwee ad 4094 Cliet-ISS s EM_UNITTA.request EM_UNITTA.idicatio EISS VID ME MO VID EISS Cliet Cliet Cliet Cliet ISS ( ISS ISS ISS ) Cliet ISS {VID=A} ME MO M_UNITTA.request M_UNITTA.idicatio Cliet ISS {VID=Z} M_UNITTA.request ME MO M_UNITTA.idicatio B & BB models /

21 IEEE 802.ad-2005 EISS represets set of cliet ISS s age 2 EISS may support betwee ad 4094 Cliet-ISS s EM_UNITTA.request EM_UNITTA.idicatio EISS VID ME MO VID EISS Cliet Cliet Cliet Cliet ISS ( ISS ISS ISS ) Cliet ISS {VID=A} ME MO M_UNITTA.request M_UNITTA.idicatio Cliet ISS {VID=Z} M_UNITTA.request ME MO M_UNITTA.idicatio B & BB models / Note: ISS (6.4/802.Q) should get drop_eligibility

22 p802.ah EISS represets set of cliet ISS s Truk Istaces: EISS may support betwee ad 4094 Cliet-ISS s Service Istaces: EISS may support betwee ad Cliet- ISS s EM_UNITTA.request EM_UNITTA.idicatio age 22 EISS RVID ME MO RVID EISS Cliet Cliet Cliet Cliet ISS ( ISS ISS ISS ) Cliet ISS {RVID=A} ME MO M_UNITTA.request M_UNITTA.idicatio Cliet ISS {RVID=Z} M_UNITTA.request ME MO M_UNITTA.idicatio B & BB models / Note: ISS (6.4/802.Q) should get drop_eligibility