Home » Quality of Service

Committed Access Rate Limiting

Scenario: A host on your network has been surfing the web and transfers files far too much. Your boss is old school and does not like class-based QoS nor MQC. You have to find a way to police…

Read More »

CB Policing Intermediate

Scenario Your old frame relay and 10 MBps half-duplex network have been suffering from considerable congestion. You decide to take advance of both Layer 2 and Layer 3 CB marking and matching capabilities, and introducing a myriad of…

Read More »

Network Based Application Recognization (NBAR)

Scenario: As the owner of a small company you notice some of your employees are slacking off at the job and spending their time at Facebook, Twitter and some other sites. You want to configure your network so…

Read More »

RSVP Subnetwork Bandwidth Manager (SBM)

Scenario: You are one of the member of a underground organization with special abilities. Your ability is being able to take the form of an IP packet and work your way through the network with your mind. You…

Read More »

RSVP for Weighted Fair Queueing (WFQ)

Scenario: You are one of the member of a underground organization with special abilities. Your ability is being able to take the form of an IP packet and work your way through the network with your mind. You…

Read More »

MQC Qos Pre-Classify

Scenario: You work for a Dutch service provider offering connections to customers with QoS-guarantee. One of your customers wants you to create a tunnel interface but they are also using a number of applications that require low latency…let’s…

Read More »

Multilink PPP Link Fragmentation and Interleaving over Frame Relay

Scenario: As one of the network engineers for a large frame-relay provider in the US you are asked by your boss to configure QoS. One of your customers insists there will be authentication in the future for his…

Read More »

MQC Frame Relay Voice-Adaptive Traffic Shaping

Scenario: As one of the network engineers for a large frame-relay provider in the US you are asked by your boss to configure QoS. Whenever there is congestion there is a certain amount that could be dropped from…

Read More »

MQC Frame-Relay Traffic Shaping

Scenario: As one of the network engineers for a large frame-relay provider in the US you are asked by your boss to configure QoS. He wants you to get in shape by configuring traffic shaping for frame-relay. You…

Read More »

MQC Frame-Relay FRF.12 Fragmentation

Scenario: As one of the network engineers for a large frame-relay provider in the US you are asked by your boss to configure QoS. Some of the larger frames should be fragmented to prepare for a future VoIP…

Read More »