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Questions tagged [qos]

Quality of service is the ability to provide different priority to different applications, users, or data flows, or to guarantee a certain level of performance to a data flow.

Quality of service is the ability to provide different priority to different applications, users, or data flows, or to guarantee a certain level of performance to a data flow.

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WhatsApp call blocking

I'm managing a small network and I'm requested to block WhatsApp calls without blocking its messaging features. As they provide their public IP addresses I thought it'd be straightforward to add some iptables rules and then I realized their list…
mrbolichi
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How to set VLAN PCP value?

I am using Intel 82599ES 10-Gigabit adapter on a Linux Machine.I have configured Vlan and the priorities on switch. I have read this http://open-lldp.org/dcb_overview. "When DCB is in operation on a network interface, the skb_priority is mapped to…
Ayush Gupta
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Dummynet Filtering not working on FreeBSD 10

I am trying to do network emulation using dummynet in FreeBSD 10. I have this working in 9.3 however things must have changed and I cant determine exactly what but my setup no longer works. I have pretty basic…
Rj01
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QoS settings for Wi-Fi calling on pfSense firewall/gateway?

The new version of iOS 8 as well as Android supports Wi-Fi Calling with multiple cellular providers including T-Mobile in the US. I am currently running pfSense as the primary Internet gateway for several commercial clients. On my pfSense gateway,…
reedog117
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Can TC (Linux Qos Utility) limit bandwidth usage of target applications?

We have many applications running on the same server machine which is inside a network of servers. We want limit the bandwidth of our applications to specific value. So here are some choices: suppose we have three apps:…
Steve Peng
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VLANs using one managed switch or link router to unmanaged switches?

I'm the resident IT guy in an office with about 20 workers, amongst 3 separate companies who sublet an office. We are wired with 24 ethernet ports dotted around the offices that all lead to a patch panel in my office. They are connected to 4…
Ash
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Rate Limiting with HP ProCurve 5406 QOS

Is it possible to enable an absolute value rate limit using QOS on a HP ProCurve 5406 switch for a particular IP address on a specific port? We have a 10Mbps head end connection for multiple locations that is a single physical port. Occasionally a…
user62491
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Qos/iptables? for vonage and openvpn? ... or something else?

I have a small home office setup. I use google voice and vonage for phone calls. Please see the diagram -- I know this not the ideal but since my cisco switch (3550) packed up so this is the only way to max out the ethernet inputs; I don't have the…
Andrew
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QoS on Cisco ASA 5505 by VLAN/subnet

My ASA 5505 has three VLANs. One connected to the internet called outside, one for our office called office (which connects to the corporate VPN) and one for a publicly accessible resource-centre. Each VLAN is on a separate subnet. I want to…
dunxd
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QoS configuration for a medium ISP

What is the best Linux-based QoS platform to implement a configuration where all 256Kbps DSL clients (all belong to the same IP range) get a guaranteed speed of 200Kbps with single QoS rule?
MZK
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QoS on DD-WRT Questions

I have a question about quality of service (QoS) on linux (DDWRT specifically). Here's my setup: Recent version of DD-WRT 120 kbytes/s up and 2mbytes/down Traffic limited to about 80% of stated speed, so about 100kbytes/sec HFSC enabled but no…
EightyEight
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Is there some advanced traffic shaping frontend for linux?

If you ever worked with Mikrotik routers, you probably got used to 'simple queuing', a very simply manageable list of IP->speed rules. I guess other router OSes have something similar, for those who have never seen any, I link a screenshot:…
user58072
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Cisco ASA 5510 Time of Day Based Policing

I have a Cisco ASA 5510 setup at a boarding school. I determined that many (most?) of the students were downloading files, watching movies, etc, during the day and this was causing the academic side of our network to suffer. The students should not…
minamhere
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QoS - split bandwidth across all IPs during high load

We have a Linux-based router which is currently working fairly well, but our network only has a 1.5 mbps incoming connection. The network is small, but during high load periods some systems can end up dominating the bandwidth. For example, a client…
Matthew Iselin
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Cisco QoS Guidance

I have a 10M connection to the internet that is hooked into a 100M port. I am getting started with QoS, and am hopping for a little guidance on setting it up on a Cisco 3825 router. Right now I am going forward with the idea that I have to…
Kyle Brandt
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