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SDN IN VIETTEL NETWORK

Tran Van Thanh

Deputy Director – Global Engineering Center – Viettel Group

Architect of IP Network – Viettel Group

CCIEx2 #26459 (RS, SP), CCAI (CCNA, CCNP)

CHALLENGES

TRENDING

VIETTEL SOLUTIONS

AGENDA

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Top highest bandwidth countries rapidly increase the bandwidth:(Malaysia increase from 31Mbps to 74Mbps, Thailand increase from50Mbps to 88Mbps and some other countries as below tables).(According the Speedtest report 9/2019)

Bandwidth of FTTH users in VN increases1,6 times (25Mbps in 2018 upto 40Mbpsin 2019).

Korea:100Mbps 2018160Mbps 2019

Taiwan:58Mbps 2018152Mbps 2019

China:77Mbps 201892Mbps 2019

CHALLENGESBandwidth booming for FTTH

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User demand on ultra-high definition content rapidly increases (HD, 4K/8K, VR/AR); video OTT application (live-streaming, video-call); cloud computing (media editor, GG-drive, office365).

4K-TV increases 35%, VR increases 22%In 2018-2023

Bandwidth booming for new services

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CHALLENGESNetwork Complexity in Operations

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60M++ mobile subscribers.

6M++ FTTH subscribers.

100.000 IP Network Elements.

13 Data centers with Tier 3

design (6 data centers Uptime Tier3Certified).

TRENDING2Software-Defined Network

Gartner 2020

VIMWAN SDNNetwork

Orchestration

Network Management System

VIETTEL SOLUTIONSAutomation progress

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Implement PlatformVIPA (Viettel IPAutomation) developedby Viettel.

Implement ControllerSystem: DCNM (DataCenter NetworkManagement).

Pilot and test for theMetro networkcontroller, applySegment routing,Telemetry andNetconf/Yang model

2018 2020 2021 2022 - 2025

Widely applyController for Metronetwork, applySegment routing,Telemetry andNetconf/Yang model

VIETTEL SOLUTIONS3NetOps to DevOps

NetOps (Networking Operations) DevOps (Development Operations)

VIETTEL SOLUTIONSAutomation platform and major products

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Automation Platform Architecture

VIPA

VMSA

AAM

AU

TOM

ATI

ON

NET

WO

RK

COMMAND ACTION/TEMPLATE MOP/DT EXECUTE

PRESEN

TATION

COMMAND EXECUTE

SERVICES

DATA COLLECTION

DATA WAREHOUSE

MEDIATION

VIETTEL SOLUTIONSAutomation platform and benefits

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VIPA

VMSA

AAM

Task Before After

Time to implement a task 30-60 minutes 5-10 minutes

Change to parameter for a new even (festival)

180 minutes 30 minutes

Integrate a new station 100 parameters

18 parameters

36 common tasks Night time Day time

200.000++ tasks

100.000++ tasks

100.000++ tasks Saving 30.000 man-days.

VIETTEL SOLUTIONSImplement new generation for data center network

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New controller:• Monitoring• Configuration• Endpoint tracking• Telemetry ready

Spine – Leaf architecture• Increase capacity• Easy expand horizontally

Implement new technology EVPN/VXLAN• Virtual Fabric.• Not restricted geographically,

physically and support auto scaling on Cloud environment

VIETTEL SOLUTIONSNext phase

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Software skill for Network Engineers:

Devnet.

Python, NETCONF, Ansible….

Upgrade the automation platform:

Upgrade VIPA 2.0 using YANG MODEL/NETCONF model.

Deployment new technology: Big-data/Machine-learning.

Automatically resolve incidents.

Intent-based networking

R&D the own IP network equipment basedon white box hardware and self-developed OS.

THANK YOU