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2
votes
1answer
26 views

Find a UTP cable in a live network

Is there a way to find a UTP cable in a live network, without damaging the network? The problem is we have some cables laying in the server-room from god knows where. I want to find the other end of ...
-1
votes
0answers
7 views

Short-circuited ethernet wiring? Cable tester loop [migrated]

Ethernet at the place I rent was dead, and since I noticed the wire was terminated in "reverse" 568 B standard, I bought crimper and cable tester to fix it. However, there is still NO connection ...
2
votes
3answers
8k views

How do I know to which node of my Oracle RAC I am connected?

Is there an easy way to determine to which RAC node of an Oracle 11g R2 system I am connected? I am trying to perform some failover tests and I want to make sure my application is correctly connected ...
1
vote
1answer
214 views

How to generate test data from an sql query and a result set?

I am using an oracle database and want to generate test data from a live database, but I do not want to copy the whole database content. Given a database DB(S, D) consisting of the database schema S ...
0
votes
1answer
32 views

Router/Firewall Hardware Failure Testing

My company has a Sonicwall Pro 3060 Enhanced that has been in service 24/7 for about 10 years since it was originally purchased. Lately the box has seemed to have hiccups in passing traffic (although ...
0
votes
1answer
74 views

Different throughput Ethernet-Wireless Wireless-Ethernet

I've built an open source implementation of RFC2544 to test IPv4 network devices. One of the first devices I tested is a wireless router D-Link 2640B. In order to measure its performance I use a ...
6
votes
9answers
6k views

How do I benchmark performance of external DNS lookups?

I'm considering Google's public DNS servers as the external DNS for my network. Currently I'm using the DNS servers from my ISP. I've also considered OpenDNS in the past, but ultimately decided not ...
6
votes
5answers
4k views

What's a reliable way to test patch panel connections?

I just had to run a total of 12 cat5 cables into a patch panel. This was the first time I'd actually done that. I'm reasonably confident that I got all the wires in the right order after some initial ...
2
votes
2answers
1k views

Need a live UDP echo Server IP and port

I require to test my UDP program using echo server. I have tested this application in LAN but now I require it to test it in Internet. Is there and globally recognize freely available well known ...
-1
votes
1answer
42 views

HDD performance testing over LAN [closed]

Do you know some utility that allow me for HDD performance testing over lan. The issue - I have a shared drive with shared file database. Performance of the database is low and I assume that ...
7
votes
3answers
5k views

How to redirect all outgoing email from postfix to a single address for testing

I am setting up a testing server for a web based application that sends some email notifications. Sometimes testing is performed with real customer data, and for that reason I need to guarantee that ...
1
vote
1answer
25 views

How can I verify that my PAM configuration works as expected

I'm trying to setup a vsftpd server in a virtual machine and all I can ever get from it is an authentication error (530 Login incorrect). Since I've tried to configure it using virtual users with PAM, ...
3
votes
0answers
58 views

What do you use for automated testing of Debian package installations and updates?

I am using a Debian repo (based on reprepro) for Wheezy and custom packages. I modify my custom packages from time to time and test them manually on different systems, e.g.: Test a) Installation of ...
5
votes
1answer
575 views

How can you test a backup / secondary MX server?

I'm wanting to set up a secondary MX server using Postfix but I am wondering what is the best way to test this prior to putting into production (by adding its MX entry)? One possible way is to test ...
15
votes
4answers
5k views

Best practice for testing chef recipes?

My team has created a large number of chef cookbooks. I was wondering what methods and frameworks I should look into so we can start creating tests to assure that our nodes are configured properly?
2
votes
0answers
48 views

A testing framework for Linux server configuration management

We are a medium sized shop that uses Puppet for Linux configuration management. Since we are a small shop, it's difficult to deploy and maintain DTAP environment. We normally perform manual testing ...
1
vote
1answer
101 views

Continuous Integration testing of RPM upgrades

We release software on RPM-based linux. We receive many packages from different teams, some outside of our business unit, that must upgrade correctly (in the future we want to check dependencies are ...
0
votes
1answer
69 views

How do I test my firewall rules?

I've setup some rules in ufw and I've turned it on. Now I want to ensure my rules actually block traffic. However, when running nmap -PN -p <my_port> <ip> from my local workstation it ...
0
votes
1answer
72 views

Windows server environment for the setup, testing and putting 3rd party server apps into production

Our company uses several 3rd-party server applications (Installed as services and desktops have client applications) installed on Windows Servers (virtual) along with SQL Server. All of this is under ...
0
votes
1answer
94 views

What are acceptable failure rates in load testing scenarios

I am doing a report on load testing for a client. I am using a service called blitz IO. He would like to handle 1000 concurrent users at 500ms. Every time I have run a test like this there it has ...
1
vote
1answer
163 views

Need to DUPLICATE HTTP requests to two servers

We're developing an new server to replace an old one, and want to put the side by side for before & after tests - so that we can compare the end result and find the discrepancies. The input to ...
0
votes
1answer
398 views

How can I determine Breaking point of my Web application using JMeter?

How can I determine Breaking point of my Web application using JMeter? I have executed the JMeter Testplan with different concurrent users load. EX. 300 users(0% error), 400 users(7% error in a ...
-3
votes
1answer
772 views

“short” when testing an ethernet cable which is not connected to anything

There is a (~80m) Cat5e cable that stopped working a few days ago. I tested it with two different cable testers, and with both of them the result was: "short". Usually I get this result if there is a ...
0
votes
1answer
80 views

Test ethernet port for data loss

We are trying to test the ethernet phy on our linux box for data loss. As of now we just establish a tftp connection to a server to upload and download a file. Whenever a mismatch occurs, it is ...
0
votes
2answers
86 views

Simple check to confirm access to a Domain Controller

I'm preparing for a battery of resilience tests on a new network (which will be hosting a mission-critical application). As part of it, I ought to confirm the resilience of the domain controllers. We ...
5
votes
4answers
1k views

Renting Virtual Machines for testing [closed]

I am looking for renting virtual machines for testing my desktop software. In particular, I am interested in all modern Windows client versions (XP no SP, SP1, SP2, SP3, Vista with/without SP1/2, ...
0
votes
6answers
2k views

Server upload bandwidth testing

I'm looking for a tool (not AB, or any stress-test) that can simply test my server's external (overseas) upload bandwidth. The machine's location is at Europe but i'd like to test my speed to America. ...
0
votes
1answer
65 views

What does negative value of -1 in kB_rd/ and kB_wr/s mean in PIDSTAT command

This is a sample output from running pidstat. minflt/s majflt/s VSZ RSS %MEM kB_rd/s kB_wr/s kB_ccwr/s 49 0 217532 18784 0.01 -1 -1 -1 Can you ...
1
vote
3answers
123 views

Webserver load test

Is there any way to simulate 1000 or so visitors accessing our server? We have undergone a complete app re-write and re-structuring. We had a very optimized Tomcat server, and are moving to a ...
2
votes
1answer
45 views

Is there a good way of doing a random UDP data transfer at a specific bitrate to test QoS policies?

I'm trying to test some QoS policies I'm implementing on a router between two networks. I have two linux servers, one on each network, and I'd like to simulate data transfer between them so I can see ...
1
vote
1answer
163 views

Command Equivalent to Reseating a Network Cable

I'm remotely accessing a network where I'm testing two separate dhcp servers where: 1) Both dhcp servers are on the same subnet. 2) The dhcp servers do not have overlapping ip pools. 3) Each dhcp ...
2
votes
4answers
2k views

Testing strategies for f5 bigip

I am a developer who is used to being able to test and debug code. Occasionally I have to make changes to our load balancer configuration. As far as I can see, if I mess this up it could stop the ...
0
votes
2answers
78 views

Will I get banned or blocked for running a diagnostic app?

This may seem like a simple question. Hopefully it will have a simple answer. I run an internet radio station. There are 3 machines. Music source client Stage server Master server (relays the ...
1
vote
1answer
208 views

When moving a server from behind a firewall into a DMZ, should you move a test server first? [closed]

We have to move a server from within the firewall to a DMZ (not a true DMZ, but a space that's between 2 firewalls. Is it typically a good idea, when moving a server in this fashion, to stand up ...
5
votes
4answers
15k views

Tool to physically test ethernet cable with two network cards? [closed]

We're building ethernet cable or a non-profit community computer lab. We test them with a cheapie cable tester, which I believes simple checks the electrical connection of each wire. We're having ...
0
votes
1answer
221 views

httperf burst­length when using wsesslog

I am trying to use httperf to stress test a server using the following syntax httperf --hog --client=0/1 --server myserver.com \ --wsesslog=2000,2,mysessions.cfg --max-piped-calls 5 --rate 150 ...
0
votes
2answers
38 views

changing /etc/pam.d location

is there a way to change location of /etc/pam.d directory, or is it hardcoded into PAM? can't it be changed with some environment variable for specific client programs? for example: ...
4
votes
2answers
909 views

Routing to proxy and code injection into files served on local network

I'm trying to set up an Open Device Lab. This question focuses on the network routing of and injection of code into the responses to requests made by the test devices. I want people to be able to ...
5
votes
3answers
257 views

(How) do you run “functional” tests on your services automatically?

Consider a simple FreeBSD machine running an SMTP server - how can I automatically verify that it's doing the right thing (e.g. accept incoming SMTP connections for certain recipients, and drop the ...
0
votes
0answers
52 views

Testing web box behind a https load balance

I have a 3-tier system setup 2 Load balancers n amount of app servers database boxes / slave boxes. I have SSL setup on the load balancers. Normally when I test a specific server I change my host ...
10
votes
6answers
16k views

How to check that an OpenVPN server is listening on a remote port without using OpenVPN client?

I need to check that an OpenVPN (UDP) server is up and accessible on a given host:port. I only have a plain Windows XP computer with no OpenVPN client (and no chance to install it) and no keys needed ...
0
votes
1answer
309 views

Independently config test an .htaccess file

I know apachectl has the configtest option, but as far as I can tell it's only for checking the entire config chain for the system apache. I would like to have a tool that can test an individual ...
0
votes
1answer
52 views

What is the Optimal Server Configuration for Split-Path Testing?

I am far from an expert on Apache or any server for that matter, so i apologize if this question is poorly worded, which it likely is. We have always relied on a vendor for split-path testing (aka ...
0
votes
1answer
235 views

Apache Bench reports different result with same page

I'm running into a little problem base-lining an Apache2/fcgi/php-fpm server I am setting up. If I run: ab -n 15000 http://mysite.com/index.php. Apache Bench returns Time per request: 41ms but ...
0
votes
2answers
109 views

How to do safely test Biztalk app by manipulating the Windows OS system time w/o breaking the Active Directory?

i have a biztalk - window service tied middleware application which talks to other system. recently we had a request to test for scenarios which relates to the date. as we have a lot of places in ...
2
votes
1answer
410 views

What should we test before buying a second hand cisco router

For some scenarios buying second hand cisco products it's a very good options. It could even be the only possible solution. I have network knowledges but I am not very familiar with CISCO. I would ...
12
votes
5answers
20k views

Tools to test multicast routing

I am looking for a good simple tool that runs on a standard OS (Windows or Linux) that I can used to test that multicast is being passed properly by a router. I have been asked by a client to enable ...
2
votes
2answers
53 views

Creating a test database with copied data *and* its own data

I'd like to create a test database that each day is refreshed with data from the production database. BUT, I'd like to be able to create records in the test database and retain them rather than ...
30
votes
12answers
11k views

How do you test your porn filter

For testing antivirus we have EICAR, for SPAM, we have GTUBE. Is there a standard site that is or should be included in blacklists that you can use for testing instead of going to your favorite porn ...
0
votes
1answer
96 views

How to test virtual host setting on local or intranet environment?

I have the following httpd configuration to allow subdomains and to redirect www url to non-www url: ServerName example.com:80 NameVirtualHost *:80 <VirtualHost *:80> ServerName example.com ...