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1answer
267 views

Linux iptables - reject tcp SYN with RST

I am doing an implementation on a linux machine to reject incoming telnet requests from wan side telnet port 8023. The functionality is achieved by using the below iptables rules. The first rule in ...
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vote
1answer
222 views

php input filtering, unwanted slashes in get and post params

How can I disable input filtering? Here is an example: echo "\$_GET: "; var_dump($_GET); echo "filter.default: "; var_dump(ini_get('filter.default')); echo "filter.default_flags: "; ...
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0answers
298 views

Static Public IP OpenVPN Client Needs to Accept Incoming Connections on His Public IP

I love serverfault, I have learned quite a bit from this website. Hopefully I can learn one more thing. OpenVPN Server has 30 Static WAN IP's each one has 1 user on it. Plus there is a main IP ...
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1answer
214 views

SSH how to auto flush before a \n

I am using this kind of commands : ssh -i etc/ssh/vagrant vagrant@34.34.34.10 "cd floss_project; make install" But if during the installation script, a user prompt is needed, I cannot see what is ...
5
votes
1answer
4k views

Cacti graph not showing

I have created php script for cacti which outputs data in format like: <variable>:<value> Output of my script: temperature:20 humidity:15 Then I created data input method where input ...
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1answer
440 views

CentOS w/ IPMI not responding to input?

I just installed CentOS Release 6.2 (Final) on one of our machines, however after rebooting post install, the system seems unresponsive to any input. It is sitting at "testsrv login:" but nothing ...
1
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2answers
329 views

iptables' DROP rule doesn't work

I'm trying to add this rule as the final, after all the other rules that allow the traffic. iptables -A INPUT -j DROP And this rule blocks everything. When connecting through the web port 80, ...
1
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1answer
206 views

INPUT and FORWARD chains is iptables

This is what I have specified as a default rule in my iptables firewall script: iptables -F iptables -X iptables -t nat -F iptables -t nat -X iptables -P INPUT ACCEPT iptables -P OUTPUT ACCEPT ...
1
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1answer
2k views

iptables: built-in INPUT chain in nat table?

I have a Gentoo Linux system running linux 2.6.38-rc8. I also have a machine running Ubuntu with linux 2.6.35-27. I also have a virtual machine running Debian Unstable with linux 2.6.37-2. On the ...
2
votes
1answer
542 views

How to get input content from GET or POST request in CGI program (via apache)?

I'm studying making a CGI program. Now I can print text what I want. But how can I get GET or POST input from CGI program? (such as query-string or post-body)
0
votes
1answer
132 views

4500 cisco to dell 3516 input errors

I have a cisco 4500 switch that has a direct connection to a dell 3516 blade switch. I am getting a large number of input errors. I have tried new cables and still continue to see the errors.
3
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2answers
605 views

VMWare Server - Writing files to virtual hard drive performance

We have just moved our infrastructure from physical servers to virtual machines. Everything is running great and we are happy with the result of the move. We have identified one problem, and that is ...
2
votes
1answer
721 views

How can I use scp without providing a password

I have asked a question before in here. My question was that I tried to give my password to scp via piping echo mypassword | scp tim@xxx.xxx.xxx.xxx:project/* ~/project/ However it still asks me ...
7
votes
1answer
7k views

How can you debug a Data Input Method script in Cacti?

(See bottom for updates...) I've written a data input method script for Cacti (in Ruby, to collects stats from beanstalkd) and it works from the command line (returning a single simple integer, as ...