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Questions tagged [traffic]

304 questions
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Process names in MS Message Analyzer

I am trying to set up the Message Analyzer viewer exactly like it is explained in this reference, but instead of steady process names I got some weird numbers, both in ProcessName and ProcessID columns. I use standard Wireless scenario and…
Suncatcher
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How reliable is /sys/class/net/eth0/statistics/rx_bytes for bandwidth statistics?

I found this script at https://github.com/Cosmologist/collectd-network-bandwidth-usage. Exec user "/tmp/exec-network-bandwidth-usage.sh" "eth0" It runs a bash script that checks /sys/class/net/eth0/statistics/rx_bytes…
ujjain
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1 answer

Prioritize traffic going to different interfaces

For example, we have regular clients sitting on wlan1 and Bittorrent client sitting on eth2. They access Internet via eth1. Bittorrent download traffic should be given lowest priority. So, that Bittorrent download on eth2 will not hinder regular…
midenok
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3 answers

Overwhelming traffic from llnw.com and msecn.net through squid

On our network at work we have a squid proxy between us and the internet. It's main function is to cache windows updates. However, at times, there are overwhelming amounts of traffic coming in on our squid proxy's external interface, but it isn't…
Matthew
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1 answer

How to optimize prefork mpm for high traffic?

I have allocated 5GB of memory for Apache processes. While basing on the fact that each Apache process consume in average 42.5MB I've set the following on my server (while calculating as if each process consumes 50MB of memory):
Shahar Galukman
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6 answers

How to prove that DNS traffic is being lost

In my office LAN, queries to the DNS servers outside our LAN really often fail (timeout). I suspect that it's some problem with our provider, but they have not responded to my complains. Is there a tool that I could use to benchmark/measure the…
user3915
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OpenVPN Route traffic through Windows XP

I have installed an OpenVPN server + client, the server is windows xp and the client is slackware 12 linux. I set up the first tunnel, test it, ping the machines from each side and saw it's working. Now I am trying to route the internet traffic…
piro
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2 answers

Is this reverse proxy configuration possible

I will first try to describe the problem I have. Let's say I have two different http servers running on two different ports behind firewall on my local machine: SERVER1: http://localhost:8001 SERVER2: http://localhost:8002 Now what I want to do is…
PrimosK
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4 answers

Copy files over network

we use one windows 2003 server to sync files between two other windows servers. I assume that the whole traffic goes through the server initializing the sync. If so, is there a way to trigger a copy between the 2 other machines without routing all…
kcode
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iptables intercept local traffic

I hope someone can help me out with a somewhat simple task. I'm trying to redirect a client in my router through my desktop PC, so I can dump the traffic and analyze it (its potential source of poisoning the network with malicious packets). The…
Anonymous
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2 answers

How can i get the outbound traffic per ip on a 2901 Cisco router?

What i need is to identify the internal source address using X amount of outbound traffic, and where the traffic is going (a domain or ip) Currently, i have configured an "ip accounting" on my Fastehternet interface, where the source of the traffic…
Santial28
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Traffic statistics with iptables for passive FTP?

Basic traffic statistics with iptables are easy. One creates a rule with no target, e.g. iptables -I INPUT -p tcp --dport 80 Then, e.g. after uploading some data via http, one can read the counters with iptables -L INPUT -n -v Is it possible to…
xebeche
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Giving a priority of network traffic for one application over the other; in practice (windows)

Two applications perform network i/o concurrently. For instance, Firefox and Download Accelerator. The idea is to let serve the queue of packets of Firefox prior to serving those of Download Accelerator. (Well, almost all the time — allow a portion…
bohdan_trotsenko
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Transmit rate decreases when using both Intel NIC 10G ports

I'm using the Intel 82599EB 10G NIC on a server running RHEL6. I ran a program where packets are generated at high rates. The NIC was previously installed on another PC where I was able to generate traffic at 8-9Gbps on each port concurrently. On…
Rayne
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What's the most simple proxy that can log traffic to a file?

we found a new service that could be quite useful to monitor what is happening on our servers and in our applications. Problem is that it is SaaS, so we can't just install the tool on our servers, but have to send the data over the wire to the…
janpio
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