642-642 QOS VIDEO TRAINING: Proactive QoS Tapping the features of SAA
**SAA has been replaced with IP SLA**
Cisco Service Assurance Agent (SAA)
Generates synthetic traffic…
Simulates typical types of network traffic
Tracks response times
Acts on SAA feedback (In some cases…)
Previously called Router Time Reporter (RTR)
rtr (Entry Number)
*Other side has to be set as a rtr responder
rt 100 type http (example operation, can be more granular)
tcpConnect can be used for just about any TCP application
type tcpConnect dest-ipaddr 172.16.1.1 dest-port 80 (can also set source options)
Once in this cfg mode you can configure further characteristics of this protocol.
On another side/responder…
rtr responder type ?
rtr schedule 100 start-time now life forever
rtr reaction-configuration 100 react ?
How to view stats
show rtr ?
show rtr collection-statistics 100
Voice specifics with SAA
AVBO – Cisco Advanced Voice Busy Out
Allows proactive responses to SAA feedback.
Configured on a voice port basis.
Tested/taught more in CVOICE – CCNP Voice..
Can simulate CODEC types to be tested. If probes do not return a good response, the port can be shut automatically.
busyout monitor probe 10.1.1.1 codec g729ar8 loss 2 (exceeds 2) delay 150