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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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NFS exports priority on server

I've got a server with several directories shared in exports. One of these exported directories holds home directories, others hold some random data. Is it possible somehow to prioritize i/o coming from network clients to "home" share over the i/o…
abbot
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Cisco QOS vonage phone

I have a cisco 3550 switch. I have a vonage router plugged into that switch and also a obitalk router. I want to give both the vonage and obitalk boxes maximum priority. I started reading about QOS but am not sure I've done the right thing. I put…
Andrew
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TCP Port prioritizing on switch/router (QoS)

I have some HP ProCurve series Switch. There is a QoS option for prioritize traffic by TCP/UDP port. I set two ports: one with highest priority and another with lowest. Then I performed tests to ensure that prioritizing really works. I run two…
anth
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How can i implement QOS on internet traffic in windows

Is there any way i can implement QOS in windows 7 by any software. I have PC where i download data all day. I download all data from one site. I want that when i visit other http site then i get the full bandwidth and that download gets least…
Mirage
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Avoiding QoS degradation for video streaming clients

Suppose I have two routers connected via a 1Gbit connection. A client behind router 1 streams to a client behind router 2 while other clients behind router 1 transmit data to other clients behind router 2. Are there any best practice policing,…
aarege31
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HTB qdisc child of another HTB qdisc drawbacks

In the HTB documentation can be read: Note: HTB as child of another HTB is NOT the same as class under another class within the same HTB. It is because when class in HTB can send it will send as soon as hardware equipment can. So that delay of …
Diosney
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Whats wrong with this router config

This is a Netgear FSM7328S which we have VOIP phones hooked up to. The phones will come online for a few seconds\minutes then drop, at which point, we need to go around and manually reset all the phones only to have the same thing happen again.…
Sage
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What difference does the interface ATM0 bandwidth field on a Cisco 1417 router make?

I’m the chairman of the wiring committee for a hundred-unit condominium, and not a Cisco expert. We have a trio of Cisco Catalyst 3550 switches, connected to an old Cisco 1417 router, connected to a DSL connection which we realize we need to…
Flash Sheridan
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Rsync over NFS with QoS: How to view real transfer speed?

We have a bandwidth limit between a Linux server and a NAS, created using 'tc' with an IP filter. When writing to an NFS mount of the NAS, rsync claims a very high transfer speed for each file and then waits a long time before acknowledging that…
Ian Mackinnon
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More than 8 classes in a policy-map - Cisco 3560

It appears I am limited to 8 classes per policy-map. Here is the error message when using the Cisco Network Assistant: The policy "policy-name" contains more than 8 policers, which means it cannot be attached to interfaces. Are you sure you…
jman
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Multiple ACL on Cisco Catalyst with QoS classes - behaviour

I would like to limit the traffic to 2 Mbit for several IP addresses. With the following configuration, will each IP be limited to 2 Mbit or is it all IP addresses combined? Configuration: access-list 100 remark cust_1 access-list 100 permit ip any…
jman
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How to set dscp for incoming TCP connections to my server?

I need to specify dscp settings for the incoming TCP connections to my server. What is the easiest way to do that?
Lars D
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Simple QoS policy on Cisco 877 DSL doesn't appear to do anything

I'm trying to get a fairly simple QoS policy up and running on my DSL line using a Cisco 877. My aims are fairly simple - make sure that realtime and management stuff like RTP and SSH works regardless of congestion, then make sure that HTTP, FTP,…
growse
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Setup Cisco RVS4000 QOS for VOIP

Just switched from dedicated T1's with analog phone lines to cable modem with 10/2 uplink. We're having some VOIP call quality issues on the outgoing side when bandwidth is stressed and I need to setup QOS or a VLAN on our RVS4000 router. Currently…
andyknas
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Router's QoS settings: are IP address subnet masks necessary?

Setting up my router's QoS settings, I can prioritize traffic according to a source IP address. However, alongside this, I'm also given the option of inputting that address' subnet mask. Is it necessary? I want to prioritize traffic exclusively from…
Humphrey Bogart
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