04/01/2012 CCIE LAB – QOS Tricks | Triple Threat!

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CCIE LAB – QOS TricksPosted on February 8, 2008 by Shafagh Zandi

Cisco Routers generate and send out the TCP telnet traffic with TOS of 6. We can change this value by the

following command:

R o u t e r ( c o n f i g ) # i p t e l n e t t o s x

so what’s the purpose of trick… well, It’s a handy method for debugging QoS tasks, generating traffic with

different TOS is not a bad idea.

To verify this, we can enable ip precedence accounting by:

R o u t e r ( c o n f i g - i f ) # i p a c c o u n t i n g p r e c e d e n c e i n p u t

s h o w i n t e r f a c e f a s t e t h e r n e t 0 / 0 p r e c e d e n c e

Triple Threat!Computer Networking Notes & Ideas

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04/01/2012 CCIE LAB – QOS Tricks | Triple Threat!

2/3blog.shafagh.com/english/2008/02/08/ccie-lab-qos-tricks/

Useful show commands for quality of service configurations verification:

s h o w q u e u e i n g i n t e r f a c e f a s t e t h e r n e t 0 / 0

s h o w p o l i c y - m a p p o l i c y 1

Generating huge traffic using show tech-support:

s h o w t e c h - s u p p o r t

Related posts

1. CCIE LAB – Catalyst QOS

2. CCIE LAB – Parser Tricks

3. CCIE LAB – Quality of Service

4. CCIE LAB – Random Detect

5. CCIE LAB – Router Inventory

6. CCIE Security – IOS vs. ASA/PIX OS

7. MPLS Quality of Service

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04/01/2012 CCIE LAB – QOS Tricks | Triple Threat!

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0 Responses to CCIE LAB – QOS Tricks

Triple Threat!

Sunny says:

April 19, 2010 at 12:23 AM

Well said thanks and regards

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