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Q. What are the Tools sued for Cryptography and Web Security?
Tools - Cryptography
VPN
- remote access
PGP
- email
Dedicated Circuits
-tunnels'
- IPSec
Tools - Web Security
Firewalls
- denial of services vs threats
Remote Access
Human Element
- keeping info in is harder in comparison of keeping people out
What are the data units at dissimilar layers of the TCP / IP protocol suite? The data unit formed at the application layer is called a message, at the transport layer the data
Explain the term - global corporate-wide network It would be highly interesting to note that more than 70 per cent of all security related problems start from within the organi
Cross Bar : The crossbar network is simplest interconnection network. It has a double dimensional grid of switches. It's a Non-blocking network and offers connectivity between out
Q. Error Detection-Redundancy? In its place of repeating the entire data stream a shorter group of bits may be appended to the end of each unit. Called as -redundancy?
REPEATERS: Repeaters are needed when copper wire communication is takes place. According to the fact that electrical signal goes weaker while travelling over copper lines. A
a) Used for sending e-mail. b) Uses port 25.
10BASE-T: This is another standard of wiring function. It is usually known 10Base-T, TP Ethernet or Twisted Pair. It removes AUI cable with twisted pair cable and thick coax
What is the major issue with routing by rumor?
DLCI- Data Link Connection Identifier. A frame-relay service provider usually assigns DLCI values that are used by frame-relay to distinguish among different virtual circuits on th
what is similarity of wifi and 3g
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