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a. If a password to a cipher is exactly 8 characters long, and each character can be selected from [0-9], [a-z], and [A-Z], how many different passwords are possible?
b. Suppose a system requires passwords be 8 characters long, include at least one capital letter, at least one digit and at least one character from the set of 5 special characters { !,#,%,&,*} . What advantage does this provide an attacker who is trying to guess a password?
Define the term - Handoff and Dynamic configuration Handoff/roaming The MAC protocol used in the wireless LAN should enable mobile stations to move from one cell to anoth
We can deactivate advanced editing us using terminal no editing
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
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
Ping and Traceroute are used by ICMP for Testing. Destination Unreachable messages are obtained by a router when it does not have a route to the network.
What is the difference among TFTP and FTP application layer protocols? The Trivial File Transfer Protocol (TFTP) permits a local host to get files from a remote host but does n
What are the Disadvantages of Microwaves? a. Attenuation by solid objects: birds, snow, rain, and fog. b. Reflected from flat surfaces such as water and metal. c. Diffra
what is protocol?
Q. Explain TCP-IP Routing Architecture? The TCP/IP routing architecture looks extremely much like the OSI routing architecture. Hosts utilize a discovery protocol to o
Can you describe the broader steps of how L2F establishes the tunnel?
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