Archive for the ‘Networking’ Category
Posted by chetanb on September 4th, 2009 under Linux Hosting, Networking, VPS Hosting, Web Hosting, Web Hosting Help Tags: 24x7 support, Advanteges of VPS Hosting, dedicated hosting, Dedicated server hosting, physical serve, Price, Reasons why the VPS Server Hosting should be preferred?, reliability, security, Shared Server Hosting, Virtual servers, VPS Hosting, VPS hosting companies, VPS hosting solution, VPS server, Web Hosting •
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There is always a confusion in the web site owners, Which Hosting option to choose? . Though the best Dedicated Server hosting is considered as best, VPS hosting has a number of similar advantageous and it can satisfy the clients needs.
VPS: Virtual private Server, it a technique where the physical server is partitioned into number [...]
Posted by chetanb on August 3rd, 2009 under Networking, Web Hosting Tags: AJAX Tags, Apache Struts, BEA systems jRockit, Common tags, fat client, GNU General Public License, HSQLDB, JCIFS, Jetty 5.0, Log4j, Open Source, Remote access, Rome, rPath Linux, SSL Community edition, SSL-explorer Agent, standalone server, VPN Client software, VPN product, web browser •
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SSL Explorer : SSL Explorer has two editions
SSL Explorer : Community Edition
SSL Explorer : Enterprise Edition.
Let us see the community edition.
SSL Community edition : It is an Open source SSL VPN product which is developed by 3Sp Ltd. This solution is licensed under GNU General Public License (GPL). Primarily this solution is aimed at the [...]
Posted by chetanb on July 27th, 2009 under Networking, Web Hosting Tags: Advantages of IMAP, Advantages over Pop3, Goals of IMAP, IMAP protocol, Imternet access, message protocol, POP3, Server side searches, What is IMAP •
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IMAP is a shorthand for Internet Message Access Protocol. It is a very popular method of accessing the mails(Electronic) and Bulletin Board from the mail server (may be shared). We can say that it enables the clients to access the mail from remote locations as if they are local.
Its ability to access mails from more [...]
Posted by chetanb on July 25th, 2009 under Networking Tags: directory access, Entries., LDAP, LDAP Client - server model, Light weight access protocol, TCP, What is LDAP?, X.500 •
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LDAP is a short hand for Light weight Directory Access Protocol. It is a standard protocol used by the application to access the information in a directory. It runs over TCP and can used a standalone LDAP directory service which has a backend X.500.
The LDAP service model is based on the number of Entries. An [...]
Posted by chetanb on July 25th, 2009 under Networking Tags: DDos, Denial of service, prevent DDos attack, R.U.N.S.A.F.E Guidelines., wired attack, Wireless attacks •
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A DDos attack is Denial of service attack or distributed denial of service attack, in which the computer resource is made unavailable to the users. This attack emerged as one of the most news worthy as the weaknesses of the internet. The means to carry out the attack can be different but the motive is [...]
Posted by Nelesh on July 24th, 2009 under Networking Tags: BGP network •
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What is BGP network ?
BGP stands for Border Gateway Protocol, it is core routing protocol of the Internet which contains a colletions of multiple networks and IP tables. It maintains the network IP’s and designates network reachability among autonomous systems (AS). BGP was created to replace the EGP routing protocol system to allow removal of [...]
Posted by chetanb on July 23rd, 2009 under Networking Tags: Application Layer, Features oF TCP/IP, Internet Layer, Link Layer, network Interface Layer, TCP, TCP/IP Layers, TCP/IP Model, TCP/ip protocols, Transport Layer, UDP •
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TCP/IP Model : This model is a description framework of internet protocols. It is also called as Internet protocol suite. This model is a later invention after the original model OSI model with 7 layers. TCP/IP contains 4 layers. It was developed by the defense ministry of United states in 1970. This model is also [...]
Posted by chetanb on July 21st, 2009 under Microsoft, Networking Tags: Antivirus, Application Gateway Firewall, Circuit Level Gateway, Default Allow, Default Deny, Firewalls, hackers, Need of firewall, Packet filter Firewall, Proxy server, security, Stateful firewall, Viruses, what is Firewall, worms •
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A firewall is software written for the purpose of securing your computer from the threats like hacking, Viruses and worms that try to enter your system from the network. Using firewall is the first step to make your system secured. It is the device or set of devices which is configured to either permit or [...]
Posted by chetanb on July 20th, 2009 under Microsoft, Networking Tags: Access, Distance, Echo reply, Echo request, how ping command works, ICMP messages, ICMP Sequence, IP address, IP datagram, Ping, TTL, Type 0, Type 8 •
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Ping command:
This is the most widely used tool to check the connectivity between the network devices. It uses port no 69 and is TCP based. It relies on ICMP(Internet control message Protocol)
It uses two types of ICMP messages;
Type 0, Echo request - sent by the source machine;
Type 0, Echo reply - sent by [...]
Posted by Nelesh on July 13th, 2009 under Networking, Web Hosting Tags: AfriNIC, APNIC, ARIN, Internet Registries, Internet Registry, LACNIC, RIPE NCC •
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What is Internet Registry?
Internet Registry is an organization overseeing the allocation and registration of Internet number resources within a particular region of the world. Resources include IP addresses (both IPv4 and IPv6) and autonomous system numbers. The Internet Registry is known as Regional Internet Registry.
There are currently five RIRs ( Regional Internet Registry ) in [...]