Currently viewing the category: "Cisco-QoS"

Cisco QoS at-a-glance

By On July 8, 2011 · 1 Comment

Stephan, a  colleague of mine,  found the following documents digging through multiple pages of Cisco.com. The documents present a nice view of different QoS approaches and the most  important information. Somehow like “cheatsheets”. They were helpful to us when need to implement QoS in some parts of the [...]

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Cisco: Prioritize Voice traffic with LLQ

By On May 19, 2010 · 1 Comment

In one of my previous posts I was explaining how to mark packets closer to network edge. Starting from that point, we are sure the packets are market with the correct value, so on the router device we can directly match those packets [...]

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Cisco: Mark voice packets at the network edge

By On May 4, 2010 · 2 Comments

You know how Cisco always advise to mark the packet as close to the your network edge as you can? Even more you can find a lot of example where Cisco show how to trust the packets directly on the access switch, but [...]

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Cisco AutoQoS VoIP

By On November 20, 2009 · Leave a Comment

QoS – one of the most interesting and challenging part of the network engineer’s life. I think I’m not wrong when I’m saying that most engineers that hear the word QoS, react somehow like “ah, that ugly stuff…” I have to be honest and say that QoS is not one of my preferred part, but [...]

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Cisco: How to shape traffic on Frame-Relay connection

By On March 12, 2009 · 1 Comment

In some previous article, I explained how to configure a Frame-Relay Hub and Spoke network environment. Based on that example, I will show you today how you can implement traffic shaping over the Frame-Relay Hub and Spoke.You can have a look at

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Cisco: Configuring Compressed Real-Time Protocols

By On November 20, 2008 · 1 Comment

I had lately to configure compressed real-time protocols (CRTP) over a Frame-relay link.
I thought that it will be good to make a tutorial about how to configure this on the Serial interfaces (with HDLC or PPP encapsulation) and on the Frame-relay interface. Another type of interface supporting this is and ISDN interface, but [...]

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Cisco: How-to limit HTTP traffic on weekdays during working hours

By On November 19, 2008 · Leave a Comment

Some time ago a person asked me to set the HTTP traffic to 256 kbits during weekdays from 8:00 – 16:00, to limit “the fun” in the office while other are working. In theory I’m against this type of policy, because if you have a team of network engineers and they have to access cisco.com [...]

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