Ali Abbas

Unix/Algorithms/Networks/News

Blog Archive

2013

2012

2011

RXDSK - RapidDisk - Ram Block Device

RedHat/CentOS 6 Xen Kernel RPMs

Padhye et. al. Equation and TCP performance

posted in TCP/IP

KGPU - GPU Computing Framework

GoGaRuCo 2010: Machine Learning Trends & Patterns

posted in Ruby

We geeks aren’t rude

posted in General

Don’t like make? Use ninja

FDP - Foundry Discovery Protocol

posted in Brocade/Foundry, Networking

2010

DNS over BitTorrent?

posted in General

MultiProtocol BGP (MP-BGP)

posted in BGP, Networking

systemd - Yet another replacement for init

Projects: A few announcements

posted in General

RPS and RFS - Kernel Network Stack

Linux Kernel Out of Memory Management

Dynamic Multipoint VPN - DMVPN

posted in DMVPN, MPLS, Networking, WAN

Catalyst 6500 and ASIC issues

posted in Cisco, Networking

firefox-pwgen 0.4.5 released

posted in General, pwgen-firefox

Cisco IOS Security: Quiet Period Login

posted in Cisco, Networking

IPv6 support on alouche.net

posted in General, IPv6, Networking

Gulf of Mexico oil spill - BP’s action summarized in 2.48 minutes

posted in General

OSPF Flood Reduction

posted in Networking, OSPF

Optimized Edge Routing - OER

posted in BGP, Networking, OER

Linux Kernel Route Cache

Cisco IOS Trojan - well not really

posted in General

OSPF LSA Types

posted in Networking, OSPF

MySQL performance on ZFS filesystem

Ethernet Flow Control DOS in STP environment

posted in Networking

Dilbert says it all

posted in General

ClamAV 0.94 end of life

BGP Next-Hop-Self Attribute

posted in BGP, Networking

HSRP Interface Tracking

posted in Cisco, Networking

pwgen-firefox 0.4 released

posted in General, pwgen-firefox

quaggOS 0.1a1 released - OSPF/BGP routing solution

posted in BGP, Networking, OSPF

QinQ Vlan tagging and S-Vlans

posted in Networking, Switching & Routing, TCP/IP, WAN

2009

Ideone - compiler pastebin

posted in Programming

Denial of Service in PHP

posted in PHP

The Nagle’s algorithm and TCP throughput

posted in Networking, TCP/IP

PHP OPCodes Cached with APC – part 2

PHP OPCodes Cached with APC - part 1

Cisco IOS - getting out of trouble

posted in Cisco, Networking

MPLS made easy - part 1

posted in MPLS, Networking

PPP - the unnumbered IP command

posted in Networking, PPP, WAN

mcelog - monitor hardware issues

Cisco IOS Tips - cache running-configuration

posted in Cisco, Networking

OSPF BDR DR election process

posted in Networking, OSPF

Ethernet flow control and IGMP snooping

posted in Networking, TCP/IP

Filter networks with BGP

posted in BGP, Networking

Cisco Switch Ether-Channel - misconceptions

posted in Networking, Switching & Routing

iBGP route reflectors

posted in BGP, Networking

Mathis Equation and TCP performance

posted in Networking, TCP/IP

Cisco IOS Configuration boot register - ROMMON

posted in Cisco, Networking

Prevent being tapped through your mobile phone

posted in General

Cisco IOS shortcuts

posted in Cisco, Networking

qtcreator-collec2-ld-returned-1-exit-status

Cisco IOS hidden tools

posted in Cisco, Networking

Check your IP periodically with a small shell script

posted in Bash, Programming

How to install Acrobat Reader on Centos

posted in Redhat/Centos

The Good Life

posted in General

Cool Firefox addons

posted in General

How to change sudo cache timeout

Learn the basics of DNS with RIPE

posted in Networking

How to get your atheros wifi drive to work under Centos/Linux and get that WPA working

posted in Redhat/Centos

How to install flash plugin for firefox on centos/redhat

posted in Redhat/Centos

Cisco Datacenter Blueprint

posted in Cisco

Dive into the I/O subsystems

Set the time / timezone on centos/Redhat

posted in Redhat/Centos

Squid with Ldap authentication - Centos

OpenVZ/Virtuozzo YUM ?

posted in Redhat/Centos

Centos 5.3 to be released soon

posted in General, Redhat/Centos

2008

Strace - Reverse Engineering - System Calls

Some fun

posted in General

How to read a load output

Create your own manpage

Port Knocking - Firewall Security I

Uptime of various linux distributions

posted in General

Pipe your log through a socket

Wrap your shell commands

How to reverse engineer a subnet

posted in Networking, TCP/IP

5 basic Apache security tips

Sqlite - install and hack fix

Quick Script to monitor a process

How to create a linux system call

Linux Devices - Tip2 - /dev/null

Delete empty files, older than x days

Linux Devices - Tip1 - /dev/full

How to setup an encoding/streaming server

A quick fix when under DDOS attack

Denial of Service - Sockstress

posted in Networking, Security

Linus(x)’s rambling blog

posted in General

MySQL Select Optimization line

10 advises for junior systems administrator

10 tips to optimize your PHP code

OpenVZ - sed error

Yum segfaulting