Which freeware program will let you have fine-grain control over which machines can or can not telnet/rlogin into your machine ?
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IP classes and their ranges (A-C): a. 1-127, 128-191, 192-223 b. 1-127, 128-191, 192-254 c. 1-126, 128-192, 193-223 d. 1-126, 128-191, 192-223
Hi Plze tell me what is scope of linux administrator in future and what is basic salary of linux for frasher I have two year experince of hardware & networking engineer
In a peer-to-peer network, what type of servers wont be there ?
You have a class C subnet. You would like divide it up into 12 more subnets by "subnetting". However you also have to have at least 13 hosts per subnet. Can you do it ?
You have an account in your machine with user id of 0, but it is not root. Will this user have superuser previleges ?
Describe a case where you have used these tools to troubleshoot?
How do you remove Meta only for the root slice? Remaining slices should run under Meta?
How would you monitor and maintain the local area network, email, internet & intranet systems to ensure data security and prevent occurrence of faults?
how i can Design a client–server network with two servers operating at 100Base- T Fast Ethernet speed and the clients operating at regular 10Base-T Ethernet speed using a 10/100 Mbps NIC. The hub is located in a wiring closet, but the servers and clients are not. Assume that a satisfactory performance is achieved at 40% utilization of the LAN.
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Which layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, and tear down of virtual circuits? * Session * Network * Physical * Transport * Application * Presentation
Tell me what protocols fall under the application layer of the tcp/ip stack?
What agent accepts messages from mail user agent. resolves destinations addresses, selects proper mailer to deliver mail, and receives incoming mail from other mail transfers agents.
Networking Protocols 
