Dr.TCP is a simple but powerful utility that can let you fine tune the TCP/IP parameters for your Network Interface Card (NIC). It works on Windows XP, 2003,2000.
Dr.TCP takes the hassle out of editing the Windows Registry and modifying keys to fine tune the TCP/IP Parameters at
[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Tcpip\Parameters\Interfaces\<AdapterID>]
Secunia Personal Security Inspector (PSI) is a great tool for Windows Operating Systems (Windows 2003,Windows XP SP2, Windows Vista, Windows SP4 )to assess the installed applications on your system for patch status of installed applications and audits the applications for insecured versions and End Of life status.
While Secunia PSI is not a replacement to a Antivirus, Firewall or a malware protection software, it does lend a great deal of help in auditing the applications installed on the system and to report Insecure, End Of Life applications.
Sometimes, there is a need to have more than one IP Addresses assigned to a PC or a Server. If you have multiple services running on a server like a webserver and a mail server and want to assign each of these services seperate IP Addresses the Multiple IP addresses will help. While this need not necessarily require to have more than one Network Interface Card (NIC) on the server.
ICMP redirect is a type 5 ICMP error message sent by a gateway router to a sending host informing of an optimal alternate route to the destination host and to update its routing table with the new host route to the target destination host.
ICMP Redirects being an inefficient way to update a hosts routing table of an optimal route to a target destination can cause security issues. A malicious hacker with little knowledge about the network can launch a Denail of Service (DoS) attack on a host on the network.
A DHCP server is the one which provides a network client with a unique IP address, Subnet mask, Gateway and DNS server IP address automatically when it connects to the network.
A DHCP Relay Agent is a computer, server or a Router in a particular subnet which receives a DHCP client broadcast and relays it to a DHCP server in another network or a subnet. A DHCP Relay Agent is more a helper agent here that gets the client a DHCP lease.
Anytime you use an internet connection in a public place like a public wireless hotspot or a hotel room internet acces, you put your data at risk. All data you send can be intercepted easily and quickly by those hackers out there looking for a victim, without your knowledge. Your data could be anything from email address, passwords, emails, Instant Messages or even credit card details.
As with the Unix,Linux and Solaris operating Systems, the route command can be used to add static routes in Windows. This should work on Windows 2000,XP,2003.