The traffic-shaping tag has no wiki summary.
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FTP Transfers Slow Between 2 Servers
Between 2 dedicated servers, hosted in 2 different DCs (different companies), the FTP upload speeds are always much slower than the max connection speed.
Specs:
Windows 2008 on both.
Quad core/8 GB ...
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26 views
PRIO qdisc example from LARTC not working in OpenWrt, OK in debian
I need to do QoS on my network, so I've been reading the LARTC to figure out how. I am running attitude (r36088) on a TP-Link WR1043-ND. Reflashed and installed qos-scripts and kmod-sched only, so ...
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59 views
PRIO qdisc example not working
I have a TP-Link WR1043-ND with OpenWrt 12.09 (r36088, Linux 3.3.8). There is a bridge called br-lan joining eth0.1 (tagged VLAN for the 4 LAN ports) and wlan0 (Wi-Fi). There is also the WAN port at ...
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13 views
How to performance QoS on each single host in LAN based on IP
I'm wondering if there's a way/software I can enable bandwidth control on both inbound/outbound LAN traffic between each connected host and the router?
Currently I have a CentOS box running as a ...
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83 views
TC Bandwidth Shaping for all clients
I am running a video site and want to shape the download speed of all clients.
How can I apply my tc class to all the clients by ip, i.e. every user has a download speed of 128kbit/s, no matter how ...
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4answers
102 views
I've been asked to document every port used by every application on every server. Is there a good tool for this?
Basically I need to say Server1, with ipaddress 1.2.3.4 has Application1 on it, and that network traffic uses ports 100, 101, and 103
Since many of these servers were built and setup before I ...
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1answer
86 views
Traffic shaping - Controlling burst time and rate - on Debian server
I run a busy website on a Debian server that utilises Shorewall for most of the traffic management.
I need to work out a way to shape excess traffic so that all users can burst up to a maximum speed ...
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1answer
87 views
Simulate slow network connection to MySQl server
I tried fiddler and wireshark to simulate slow network connections.
I could slow down the network with fiddler but it is for Http and https protocols. With wireshark I was able to capture TCP & ...
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0answers
246 views
How to share bandwidth equitably between 16 users on a pfsense multi-WAN router
I have 16 users connected to my pfSense single-LAN, 3-WAN router.
The 3 WAN ports connect to ADSL lines giving about 4Mb/s down, 800kb/s up each.
I would like to prevent any one user hogging the ...
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1answer
76 views
split traffic on two eth ports
I have a linux Proxmox server with two ethernet ports. The problem is that I have two uplinks that I would like to use with different bandwidth limitations. The first uplink maxes out at 100mbs and ...
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2answers
140 views
Determine what machine/device is consuming bandwidth
I sometimes help a small office with a few issues. About two months ago, they were complaining of poor internet performance. Long story short, I found one person running Carbonite on a Mac that was ...
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85 views
QoS / Traffic Shaping for unknown ports
Goal: I am shaping the traffic for personal home use so that my kids can play Roblox / Minecraft without sucking down every free bit on the network. These games seem to have no regard to anyone else ...
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1answer
178 views
Per-user dynamic traffic shaping
At work we have a dedicated Internet link for everyday use (servers use a different link) with limited upload bandwidth (currently 3Mbps). Since there are ~80 users, sometimes this upstream link ...
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0answers
325 views
VLAN based rate limiting using tc
I have been trying to perform VLAN based rate limiting on an academic project I am working on. The project uses Openflow (with Beacon controller) and the network is emulated using Mininet. The network ...
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0answers
124 views
Linux tc Traffic Shaping for IPv6
I have traffic shaping with tc and htb in place and everything works fine for IPv4.
Now I want to limit the bandwidth for incoming IPv6 ssh/sftp traffic to some reasonable amount, so it doesn't ...
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2answers
348 views
Limiting bandwidth on internal interface on Linux gateway
I am responsible for a Linux-based (it runs Debian) branch office router that takes a single high-speed Internet connection (eth2) and turns it into about 20 internal networks, each with a seperate ...
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1answer
406 views
Limiting interface bandwidth with tc under Linux
I have a linux router which has a 10GBe interface on the outside and bonded Gigabit ethernet interfaces on the inside.
We have currently budget for 2GBit/s. If we exceed that rate by more than 5% ...
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1answer
203 views
Traffic shaping L2TP/IPsec VPN (via accounts not connection)
I need to be able to control the amount of bandwidth a specific user account can use on a VPN connection. One account I want to be able to use the VPN with no restrictions and another account I want ...
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2answers
299 views
Bridge NICs with automatic pass-through
I am looking at using a computer with a dual-NIC card (one with two NIC ports) as an in-line traffic shaper / URL filter / traffic analyzer, etc. (probably using pfSense), but I am concerned that if ...
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101 views
95th percentile throttling algorithm
Setting up a new router for managing a connection billed according to the a monthly 95th percentile standard, I need to ensure that billable usage not cross a given threshold in order to avoid ...
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0answers
167 views
Linux QoS (Skype / BitTorent / SIP / HTTP priority)
We are configuring a linux box that will act as internet gateway for an office of 30-50 computers. We are using iptables/HTB for traffic shaping.
Is there a way to match traffic on L7 level? It's ...
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1answer
164 views
enabling MPLS,RSVP and OSPF-TE
I am using Juniper J-series routers to emulate a small telco and VPN customer.I need to use OSPF so that the routing information can be propagated to all P and PE nodes (basically all core and edge ...
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1answer
154 views
tc don't see marked packets
Server has 2 interfaces:
eth1 with address 13.0.0.254/24
eth0 with address 172.20.203.4/24.
It's routing traffic between this two networks. Task is to limit bandwidth between this two networks to ...
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0answers
101 views
Ubuntu traffic shaping by source mac address or destination host
Is there an easy way to manage traffic shaping/bandwidth monitoring to limit traffic based on source mac address and/or destination server address?
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0answers
115 views
Equalizing bandwidth according to use
I need a way to prioritize packets without setting bandwidth limits.
For example, I have a client using the whole bandwidth. As soon as other clients need bandwidth, reduce the bandwidth of the former ...
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1answer
97 views
I have a WinXP machine with 2 ethernet ports. One is connected to a LAN, another is connected to a WAN. How do I make this work? [closed]
I have a WinXP machine which has 2 ethernet ports. The information I've found indicates that the first nic in the advanced settings list is the one that receives all traffic.
I'd like to configure ...
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2answers
988 views
Is Traffic Control (tc) broken in Fedora 17?
After upgrading from Fedora 16 to Fedora 17, Traffic Control no longer seems to work.
Running # tc qdisc show will output:
qdisc pfifo_fast 0: dev eth0 root refcnt 2 bands 3 priopmap 1 2 2 2 1 2 0 ...
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1answer
892 views
Linux tc htb + prio = very slow link
I'm trying to shape the traffic going out of my DSL link (verified 1 mbit upload) using Linux (3.2) tc, HTB, and PRIO. My Linux box is connected via a Gigabit Ethernet link to the ADSL modem. I want ...
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0answers
51 views
Defining an explicit parent in traffic control rules
In traffic control, will an explicit parent declaration in a filtering rule override a flowid definition? E.g.;
tc qdisc add dev eth0 root handle 1: htb default 20
tc class add dev eth0 parent 1: ...
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1answer
341 views
Difference between HTB Rate and Ceil Values
What is the difference between the HTB rate and Ceil values?
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1answer
959 views
Using tc to delay packets to only a single IP address
I am new to using tc and netem. I want to delay packets being sent to a specific IP address. However, the commands below cause all packets on the system to be delayed, instead of just to the IP ...
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1answer
1k views
Can I use iptables to limit port's outgoing bandwidth?
I want to limit my linux server port 8080 at speed 500KB/s, can I do this with iptables?
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1answer
460 views
How to choose an open source, Asterisk friendly firewall?
I'm in pain.
We are moving to a SIP based VOIP system and for whatever reason, we could not get our hosted Asterisk solution to work with our Sonicwall. Our VOIP provider gave up and is recommending ...
2
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1answer
314 views
Traffic shaping with tc doesn't work for high delay and bandwidth
I'm using tc with kernel 2.6.38.8 for traffic shaping. Limit bandwidth works, adding delay works, but when shaping both bandwidth with delay, the achieved bandwidth is always much lower than the limit ...
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3answers
940 views
tc u32 — how to match L2 protocols in recent kernels?
I have a nice shaper, with hashed filtering, built at a linux bridge. In short, br0 connects external and internal physical interfaces, VLAN tagged packets are bridged "transparently" (I mean, no VLAN ...
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2answers
1k views
Traffic shaping HTTP downloads with l7-filter
Given the following:
A small, remote office has only a few users and a 1.5 Mbps DSL connection via a ZyXEL 660R.
Users experience unacceptable latency and packet loss when even one large file is ...
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264 views
tc u32 match protocol [any] in recent kernels — where to discuss?
I've been using debian with 2.6.26 kernel; now I've started to test 2.6.32 for my needs. And I've noticed that u32 filter behaves differently for, namely, "protocol 802.1q".
To discover the tendency, ...
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894 views
Ingress filtering in Linux traffic control: Redirect traffic to IFB device
I have an openwrt router and I want to shape incoming traffic in order to classify all the traffic addressed to a certain IP address in my home network as low priority. For that purpose I want to ...
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1answer
313 views
deleting filters in tc
I have added a filter in tc as follows:
tc filter add dev eth0 parent 1: protocol ip handle 6 fw flowid 1:6
This should be sending packets marked by iptables with '--set-mark 6' to class 1:6. The ...
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2answers
3k views
Tc: ingress policing and ifb mirroring
I'm trying to setup traffic shaping on a Linux gateway as written here. The script needs to be customized because I have multiple LAN interfaces. So to shape the LAN side I am planning to create a ifb ...
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0answers
130 views
Is there an equivalent of LinuxIMQs in BSD?
Is there an equivalent of LinuxIMQs in BSD ?
From linuximq.net:
The imq device has two common usage cases:
Ingress shaping:
With linux only egress shaping is possible (except for the ingress ...
2
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1answer
292 views
Can not pass traffic from privoxy to ziproxy
To save up some bandwidth I decided to set up a privoxy and ziproxy bundle on my Debian Lenny VPS.
The idea was to have privoxy only accessible from localhost, and put ziproxy behind it to compress ...
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1answer
152 views
Automatic TCP connection slowering (shaping)
I'd like to automatically shape bandwidth-hungry TCP connections corresponding to the already transmitted data.
A summary would be : "The first Mbit is transferred at full bandwidth, then it ...
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0answers
159 views
tcng & tc hiercharchy
Let me explain what I'm trying to do, we have one 10Mbps line coming in, we want to divide that up into 3 3Mbps sections, which are defined by each subnet, then in one of these subnets we have ...
2
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0answers
239 views
MasterShaper alternative
I'm looking for an alternative to MasterShaper, something possibly web-based which could allow me to manage QoS easily.
Actually MasterShaper still looks supported, but would like to understand if ...
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2answers
188 views
Input traffic shaping
I know that I can shape output traffic with tc or a similar tool. However, I want to shape the input traffic now—actually, I want to prioritize downloading of files of certain type through a slow ...
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2answers
668 views
TC hashing filters - single rule deletion
For traffic shaping I'm currently using a setup that looks exactly like the setup from LARTC, on this page:
http://lartc.org/howto/lartc.adv-filter.hashing.html
I have a simple problem with that - ...
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5answers
1k views
What are some good programs which can be used to rate-limit traffic on a server?
We have some applications which hog network traffic on one of our servers (Windows 7) at the expense of the other (more important) applications. Is there an easy way to limit the bandwidth usage of ...
2
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1answer
271 views
Traffic shaping: tc filter catch all filter
How Can I configure a "catch all" filter with tc filter?
I tested with the following code but it gave me the error: "Unknown filter "1:100", hence option "protocol" is unparsable":
tc filter add ...
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0answers
467 views
Traffic shaping for gateway to stop leechers
I am new to traffic shaping, but I need a quick simple shaping. I have a free internet service on my place using wifi. All www traffic has been routed to transparent proxy. We have a 10mbps ...
