Transcript Ensuring media quality in the network

Ensuring media
quality in the
network
Korneel Bullens
Solutions Architect
MCS ECGP
Agenda
Network impairments
Software defined networking
What are network impairments
SDN overview
Ideal network conditions
SDN and Lync topology
Battling network impairments
SDN examples and future
Call quality methodology
CQM overview
Proactive troubleshooting with CQM
Network
impairments
What are network
impairments?
Network
impairments
Ideal network conditions
Managed versus unmanaged
Network conditions
Optimal
Acceptable
Poor
Network conditions
Good
Network
impairments
Battling network
impairments
22
Call quality
methodology
CQM overview
Internal
Internal
AV MCU
CAS
Lync 2013 Networking Guide
CAA
Edge
Mediation Server
PSTN Gateway
Remote
Guest
Call Leg
Call quality
methodology
Proactive troubleshooting
MS_Endpoint
GW_Endpoint
AllStreams
PoorStreams
PoorStreamsRatio
ORLYMED0104
DELYGW01.contoso.com
142
49
35%
UKLYMED0108
UKLYGW01.contoso.com
140
42
30%
SILYMED0110
UKLYGW01.contoso.com
136
34
25%
DELYMED0111
UKLYGW01.contoso.com
206
51
25%
ORLYMED0103
DELYGW01.contoso.com
618
136
22%
CALYMED0301
JPLYGW01.contoso.com
4,279
880
21%
DKLYMED0112
JPLYGW01.contoso.com
1,431
275
19%
ORLYMED0102
JPLYGW01.contoso.com
2,514
473
19%
UKLYMED0109
UKLYGW01.contoso.com
236
44
19%
CALYMED0301
JPLYGW01.contoso.com
2,519
463
18%
CALYMED0107
UKLYGW01.contoso.com
622
109
18%
ORLYMED0105
JPLYGW01.contoso.com
4,339
605
14%
Software defined
networking
Overview
1. Forward
2. Modify
3. Encap/decapsulate
4. Drop, etc.
End-User Application
End-User Application
Focused NB APIs
Network Services Function
Network Focused NB APIs
Network Control & Management
Functions
SB APIs (Openflow)
Network Elements
Software defined
networking
Topology
here
Network elements
Network elements
Software defined
networking
Examples and future
Proactively automate
the diagnostics and
troubleshooting of
bad calls
Reduce the cost
of deploying QoS
and implementing
traffic engineering
IT agility and network
customization through
real-time, policy-based
configuration of
network resources
Leveraging the Microsoft Skype for Business SDN API
Complete view of the
end-user experience
Nectar unique visibility
Ingres: best effort
Ingress: best effort