coova

how to interface JSON with Coova chilli

By default JSON interface makes use of CHAP passwords. So, in this article, we will learn following things. 1. javascript that used to interact with JSON interface 2. modifications required to be able to use PAP passwords through the javascript JSON objects JSON interface and JSON service terms are used interchangeably and refer the same […] Read more»

ubuntu

NFS in linux

[crayon-5a36e32566213456475165/] [crayon-5a36e3256621d019372715/] [crayon-5a36e32566221080190679/] [crayon-5a36e32566224248172429/] [crayon-5a36e32566227804826615/] [crayon-5a36e3256622a089568620/] [crayon-5a36e3256622d130639627/] [crayon-5a36e32566230215498174/] [crayon-5a36e32566233619302433/] [crayon-5a36e32566236011090514/] [crayon-5a36e32566239649444762/] [crayon-5a36e3256623c321834326/]   https://www.digitalocean.com/community/tutorials/how-to-set-up-an-nfs-mount-on-ubuntu-14-04 Read more»

cisco

IP subnetting

  IPv4 Subnet Cheatsheet     CIDR Subnet Mask Total IPs Usable IPs /32 255.255.255.255 1 1 /31 255.255.255.254 2 2* /30 255.255.255.252 4 2 /29 255.255.255.248 8 6 /28 255.255.255.240 16 14 /27 255.255.255.224 32 30 /26 255.255.255.192 64 62 /25 255.255.255.128 128 126 /24 255.255.255.0 256 254 /23 255.255.254.0 512 510 /22 255.255.252.0 […] Read more»

coova

Installing Coovachilli in Ubuntu 14.04

Download from http://coova.org/CoovaChilli/Binaries It works for 32 bit Operating System only, [crayon-5a36e3256656a287405323/]   For 64 bit Operating System, [crayon-5a36e32566573918628470/] [crayon-5a36e32566577252771467/] [crayon-5a36e3256657a365643551/] [crayon-5a36e3256657d600529709/] [crayon-5a36e32566580269518716/] [crayon-5a36e32566583620622619/] Reference:   https://help.ubuntu.com/community/WifiDocs/ChillispotHotspot Read more»

freeradius

How to install freeradius in Ubuntu 14.04

Radius Concept, you can get from here Some of the packages of freeradius are, freeradius FreeRADIUS server package freeradius-dbg Contains detached debugging symbols for FreeRADIUS packages libfreeradius2 FreeRADIUS shared library freeradius-ldap LDAP module for FreeRADIUS server freeradius-common FreeRADIUS common files, include dictionaries, and man pages freeradius-iodbc iODBC module for FreeRADIUS server freeradius-krb5 Kerberos module for […] Read more»

radius

Authentication in FreeRADIUS

Authentication protocols: There are three popular authentication protocols, namely, PAP, CHAP, and MS-CHAP. PAP is the least secure in certain situations but also the most versatile. PAP PAP was one of the first protocols used to facilitate the supply of a username and password when making point-to-point connections. With PAP the NAS takes the PAP ID […] Read more»

radius

Getting Started with FreeRADIUS

Installation: sudo apt-get install freeradius Configuring FreeRADIUS: FreeRADIUS has a primary configuration file called radiusd.conf. Various other configuration files get sourced through the primary configuration file using the $INCLUDE keyword. NAS devices: An NAS device is a RADIUS client and shares a secret with the RADIUS server. NAS devices are defined in the clients.conf file. […] Read more»

radius

Introduction to AAA and RADIUS

  AAA is a security architecture model. RADIUS is a specific implementation of AAA. FreeRADIUS is a practical application of RADIUS. Thus we have AAA → RADIUS → FreeRADIUS. RADIUS is all about central control and is the de facto standard supported by NAS vendors. RADIUS is a client/server protocol. It uses UDP and listens […] Read more»