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4
votes
2answers
46 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 ...
0
votes
1answer
37 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
78 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 ...
-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 ...
1
vote
1answer
27 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
60 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
656 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 ...
2
votes
0answers
49 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
104 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
75 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
77 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
191 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
82 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 ...
-3
votes
1answer
892 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
2answers
89 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 ...
0
votes
1answer
410 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 ...
0
votes
1answer
67 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
127 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
166 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 ...
0
votes
2answers
79 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
234 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 ...
0
votes
2answers
39 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: ...
5
votes
3answers
267 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
1answer
225 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
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 ...
4
votes
2answers
940 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 ...
0
votes
1answer
328 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
239 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
112 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
430 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 ...
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 ...
0
votes
1answer
98 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 ...
1
vote
1answer
164 views

Testing and workflow capabilities keep failing

My testing and workflows are failing. The workflow fails for this reason. But I have the TFS build service on the environment and the agent has the green light beside it. The testing fails for ...
1
vote
0answers
757 views

How to Make a WMI call fail?

I'm a developer but I have a question that seems belongs more in the ServerFault category than StackOverflow. We have a production service that every so often tends to throw: ...
4
votes
2answers
185 views

Standard Firewall and Network Change Testing Procedure

I am looking for a standard that advises on the best practice for testing of the following situations: Network Changes Firewall Changes Does any standard exist? If so, please note where I can find ...
4
votes
3answers
247 views

What's a worthwhile test for a new HD?

I work for a company that uses standard 2.5" SATA HD's in our product. We presently test them by running the Linux 'badblocks -w' command on them when we get them - but they are 160 gig drives, so ...
7
votes
3answers
2k views

telnet counterpart for UDP

Is there anything that enables a "telnet-like" functionality for UDP? I know the difference between TCP and UDP, and why telnet itself won't work - but I'm wondering if there is something similar to ...
-2
votes
1answer
58 views

Testing Active Directory users and groups [closed]

I have an Active Directory instance set up on a VM, and have set up a number of users and groups. I was wondering how I would go about testing this instance e.g. testing the connection, and verifying ...
0
votes
1answer
94 views

Using a Virtual Machine for Active Directory for application development

I'm developing a .NET application which requires user authentication and role management to happen through Active Directory. I was wondering whether there was a way of installing a test instance of AD ...
1
vote
3answers
954 views

Geographic testing for latency

Really struggling to find tools that report latency loading a website from multiple geo-graphic locations. Are there such tools? I have begun replicating infrastructure in other EC2 regions, but find ...
2
votes
5answers
608 views

Sabotaging an apache server

Bit of an odd one this. We have a very political management situation brewing and as the developer looking after the interaction with the hosting company, I have been asked to perform a bit of ...
13
votes
3answers
685 views

How do you apply development practices like version control, testing and continuous integration/deployment to system administration?

Imagine you're going to manage a number of servers with a number of different services that's used by a number of people. Now say you want to reconfigure or replace some software on one of those ...
0
votes
1answer
50 views

Software Testing framework for Route Distinguisher

I am entirely new to networking. I have a question on testing in this area. There is a sample testbed as below: Host server ---- RD ---- WAN Emulation Server --- RD --- Host Server. I am hoping RD ...
5
votes
3answers
207 views

How is a testing domain useful?

I've come across this article about Testing Domains and I don't understand why this is useful at all... Why does this differ from using localhost ? Can you give me a concrete example, because in the ...
0
votes
1answer
328 views

testing ports on a Nortel Networks switch

I'm trying to test a number of Nortel Networks BayStack 470-48T switches. I can connect a machine per port, but it's a 48 port switch. I have two machines, and my plan was to plug one in and move the ...
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 ...
2
votes
1answer
208 views

Infrastructure-oriented testing Methodology [closed]

In software development, there are plenty of testing methodology that one can adopt during the software lifecycle. Is there anyone aware of a testing methodology that is infrastructure oriented or ...