Sponsored Content
Full Discussion: Blocking an IP address
Operating Systems Linux Red Hat Blocking an IP address Post 302498592 by sudhansu on Tuesday 22nd of February 2011 02:19:01 AM
Old 02-22-2011
the server is in network to which many computers are connected. All the users on the systems are accessing it. I just want to block a perticular IP or the user using that ip who is not able to access that server...

How to do that..

plz reply.
 

10 More Discussions You Might Find Interesting

1. IP Networking

blocking DHCP

I've got a legit DHCP server on my network. I've got a 3550 as my VTP server providing 4 vlans to 4 2950 switches. If somebody were to plug into one of those vlans with a DHCP server configured then it would throw off my whole network. How could i block the DHCP server that could plug into the... (2 Replies)
Discussion started by: byblyk
2 Replies

2. IP Networking

How to Achive IP address through MAC(Ethernet) address

Hi sir, i want to make such programe which takes MAC(Ethernet) address of any host & give me its IP address....... but i'm nt getting that how i can pass the MAC address to Frame........ Please give me an idea for making such program... Thanks & regards Krishna (3 Replies)
Discussion started by: krishnacins
3 Replies

3. UNIX for Dummies Questions & Answers

Panic kernal-mode address fault on user address 0x14

:) Firstly Hi all!!, im NEW!! and on here hoping that someone might be able to offer me some help... i have a server that keeps crashing every few days with the error message: PANIC KERNAL-MODE ADDRESS FAULT ON USER ADDRESS 0X14 KERNAL PAGE FAULT FROM (CS:EIP)=(100:EF71B5BD) EAX=EF822000... (10 Replies)
Discussion started by: Twix
10 Replies

4. UNIX for Advanced & Expert Users

ps blocking

Hi Folks I have been debugging a script that is called every thirty seconds. Basically it is doing a ps, well two actually, one to file (read by the getline below) and the other into a pipe. The one into the pipe is: - V_SYSVPS=/usr/sysv/bin/ps $V_SYSVPS -p$PIDLIST -o$PSARGS... (0 Replies)
Discussion started by: steadyonabix
0 Replies

5. IP Networking

Tracing a MAC address to IP address: Solaris

Hi there I lost connectivity to one of our remote systems and when I checked the messages log I found the following: Aug 10 23:42:34 host xntpd: time reset (step) 1.681729 s Aug 16 13:20:51 host ip: WARNING: node "mac address" is using our IP address x.x.x.x on aggr1 Aug 16 13:20:51 host... (9 Replies)
Discussion started by: notreallyhere
9 Replies

6. Programming

non blocking connect

OS : solaris 10 X86 I created stream socket, tries to connect to port 7 on the remote machine. After doing the non blocking connect call I did select with time out value is 3 secs. I am always getting timed out though I am writing prior to select. code: x=fcntl(S,F_GETFL,0);... (1 Reply)
Discussion started by: satish@123
1 Replies

7. UNIX for Dummies Questions & Answers

Blocking signals

I know how to add signal to a set. But what if I want to add 2 or 3 signals to the set. I know I can use sigaddset (&set,SIGBUS)....but what if I want to add SIGBUS and SIGALRM at once. Do i have to do it like this.. sigaddset (&set,SIGBUS); sigaddset (&set,SIGALRM); Is there another way to... (0 Replies)
Discussion started by: joker40
0 Replies

8. IP Networking

ping blocking

Hi I am starting to practice nmap for my own education. Now I created two host in virtual box. Bot are scientific linux, one in installed as web server and the other as developing station. I tried to run nmap on so I did nmap on their IP address, I got an answer that ip is down or that... (8 Replies)
Discussion started by: programAngel
8 Replies

9. Programming

Which are blocking and non-blocking api's in sockets in C ?

among the below socket programming api's, please let me know which are blocking and non-blocking. socket accept bind listen write read close (2 Replies)
Discussion started by: VSSajjan
2 Replies

10. UNIX for Advanced & Expert Users

C program to detect duplicate ip address if any after assigning ip address to ethernet interface

Hi , Could someone let me know how to detect duplicate ip address after assigning ip address to ethernet interface using c program (3 Replies)
Discussion started by: Gopi Krishna P
3 Replies
DI-NETBOOT-ASSISTANT(1) 					   User Commands					   DI-NETBOOT-ASSISTANT(1)

NAME
di-netboot-assistant - Debian-Installer netboot assistant SYNOPSIS
di-netboot-assistant [-hv] [--verbose] [--offline] {[install image...] | [purge image...] | [rebuild-menu] } [--arch=arch] DESCRIPTION
di-netboot-assistant is a simple tool to download and extract latest debian installer netboot images. Unless the -h, --help, -v, or --version option is given, one of the commands below must be present. install install is followed by a repository name desired for installation. The repository name has to be one of those declared in /etc/di- netboot-assistant/di-sources.list. The image will be installed/extracted in the default location (declared in /etc/di-netboot- assistant/di-netboot-assistant.conf). purge purge will remove a previously installed d-i netboot image, according to the image name specified. OPTIONS
rebuild-menu rebuild-menu will rebuild the to level menu. It's only usefull if you have installed some client images that have such top level menu (like i386, amd64 and ia64). This command takes no argument. -h, --help Print this message and exit -v, --version Print script version and exit --arch=arch Specify the architecture you want to install or purge. The architecture you can use for the install action must be declared in /etc/di-netboot-assistant/di-sources.list. The architecture you can use for purge action in one of those you previously installed ! The usable architectures can be listed by leaving --arch= empty. The default architecture is the current one (as reported by dpkg's APT::Architecture). --verbose Verbose messages --offline Don't download the file (simply re-extract and build menu) PROXY
di-netboot-assistant uses wget or curl to actually download the files. You can set the environnement variables accordingly. AUTHOR
di-netboot-assistant was written by Frank Lin PIAT <fpiat@klabs.be>. Franklin Piat May 2008 DI-NETBOOT-ASSISTANT(1)
All times are GMT -4. The time now is 02:24 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy