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Performance Monitoring Analysis for L3VPN

Lianshu Zheng (Huawei) Zhenbin Li (Huawei)

Bhavani Parise (Cisco)

IETF87 July 2013 Berlin

draft-zheng-l3vpn-pm-analysis-01

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•  L3VPN has bee deployed in mobile backhaul networks for the reason of: -- FMC (Fixed Mobile Convergence)

-- Scalability

L3VPN Deployment in Mobile Backhaul Networks

ATM RNC

Last Mile Access Aggregation RNC/SGW/MME

RSG

RSG

CSG BTS

NodeB / eNB

E1

Eth.

IP RNC/S-GW/MME

ATN

ATN

ATN

UPE NPE NodeB

ATM

BSC

STM-1

Access Tunnel 3G ETH VRF LTE VRF S1

TDM/ATM Services

Ethernet Service

Aggregate Tunnel

AGG

AGG

SPE

PWE3 L3VPN

3G ETH PW LTE S1 ETH PW

L2VPN ＋ L3VPN

Requirement of Performance Monitoring for L3VPN

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L2VPN L3VPN

MPLS TP for LSP

MPLS TP for PW ??? for L3VPN

Y.1731 for MAC ??? for IP

draft-li-mpls-seamless-mpls-mbb-00

SDH-like OAM service should be provided in MBB networks.

•  Network Model: Multipoint-to-Point or Multipoint-to-Multipoint –  Existing mechanisms for MPLS networks are for P2P or P2MP.

Challenge for L3VPN Performance Monitoring

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Label：3000

Label：3000

Label：3000

PE3

PE1

PE2

CE1

CE2

CE3

CE4 12.16.2.1/24

ip vpn-instance vpn1 rd 100:1 Import target 100:1 Export target 100:1

ip vpn-instance vpn1 rd 100:1 Import target 100:1 Export target 100:1 ip vpn-instance

vpn1 rd 100:1 Import target 100:1 Export target 100:1

ip vpn-instance vpn2 rd 100:2 Import target 100:1 Export target 100:1

IP:RD+12.16.2.1

Next_hop:PE3

Label:3000

ERT:1OO:1

Label：3000

Label：3000

Label：3000

？？

Same Consideration for E-VPN

Updates •  Add one co-author: Bhavani Parise

•  Modify based on the careful review comments from Bhavani

Parise to make explanations more precise

•  Correct text errors

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•  Solicit more comments & feedbacks

•  Request to adopt as the WG draft

Next Steps