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Q. Difficulties in Internetwork Communication?
- Data arrive at interface f1 of s1
- How does s1 know that they must be sent out from interface f3?
- There is no provision in the data link or else Physical layer to help s1 to select correct decision.
- Because the frame contains the MAC Address of A (Source) and
- The MAC Address of S1 (destination)
For LAN (or) WAN
- Delivery means carrying the frame through one link, not beyond
What are the functions of the typical server program? It waits for client-initiated requests. Executes many requests at the same time. Takes care of VIP clients first. Initiate
Destination Port Number This is port number used by the process running on the destination host. It is also 16 bits long if the destination host if server ( a client sen
VLAN - Virtual Local Area Network Vlan is a logical grouping or segmenting a network linked to administratively described ports on a switch, they give Broadcast control, Securit
Q. What are the basic key functions of data link layer? Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer
Types of Redundancy Checks Parity Check Simple Parity Check Two Dimensional Parity Check / Longitudinal Redundancy Check (LRC) CRC (Cyclic Redundancy Check)
Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
What is the default CDP broadcast update rate for Cisco routers? Ans) Cisco Discovery Protocol is a proprietary protocol to permit you to access configuration information on oth
What is TDM? TDM is a digital process that can be applied when the data rate capacity of the transmission medium is greater than the data rate needed by the sending and receivi
Can you explain in short what VPN is?
It is an additional 16-bit number which uniquely identifies the specific service on any given machine on the Internet. Port numbers are 16 bit wide, so each of the computers on the
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