Nt1310 Unit 1 Virtual Private Network

1.3 How do local area networks (LANs) differ from wide area networks (WANs) and backbone networks (BNs) Local area networks are limited within an organization Wide area networks extend over a large geographical distance and may be privately owned or rented Backbone network are the part of network infrastructure that feeds the connected networks 1.8 Describe the seven layers in the OSI network model and what they do. Application – this layer is specific to applications and provides services such as email, network software services and file transfers Presentation - In this layer, the data is formatted in a schema that network understands, and also manages data encryption and decryption Session – this layer establishes and controls the data communication between

Bernadine Conklin Ms. Gross/Mrs. Abrams Quantitative project Section 3 20 October 2015 EAN-13 Check digits and codes are very important to the function and efficiency of a successful society. Whether it be the credit card codes or even looking at barcodes so an item is victoriously scanned. An important one that is used is the EAN Which stand for The European Article Numbering Code or even EAN-13 which is used for the identification of retail products. This contains both the 12 digit data of the product and the 1 check digit naming it a barcode of a numerical value of 13 .This was originally based off the old code of UPC-A (Universal Product Code), it then became the new standard of numbering codes. People

At first, the magnetic field sensor was plugged into analog A. Next; a magnetic field sensor was open in the Database Studio software by following several instructions. Once the magnetic fields sensor was free, we clicked on the “digits” that was on the lower left side of the screen. Then, the window appeared where it was ready to record the magnetic field. After the computer part was completely set up, we measured the diameter of the Helmholtz coil several times to get the more accurate measurement and recorded the measurement in the data. Later, we set up our device in a way that current flows in the same direction for all the coil.

HOMEWORK ASSIGNMENT 1 PROF: TOM WILKES FALL 2015 AKHILA DAMERA 1. What is the purpose of an interrupt? Answer: An interrupt is a signal from software or hardware. It indicates the occurrence of an event.

There is also the RPVSTP+ which works similar to RSTP but is used for implementation of a Per-VLAN basis. Regular Spanning tree takes around 30 to 50 seconds to recognise a link failure where as RSTP takes around 10 seconds to notice the link failure, so by standard you should always use RSTP over the original STP to avoid redundancy on the network. BDPUs are used within these protocols and can help with redundancy as they have keep alive timers so if three missed BDPUs are missed then it is assumed that that link between a root and bridge has lost connectivity and this can be detected quickly. Another way that the protocol works is by adding the alternate and backup port which are automatically set in a forwarding state rather than being passive and waiting for the network to converge. RSTP has specific bridge port roles.

In our simulations, there are one MeNB and one SeNB, and the distance between MeNB and SeNB is 1 km. All UEs are assumed to have dual connectivity capability, and their initial locations are randomly assigned. A UE can connect to the SeNB if the detected signal strength on that SeNB is larger than $-75$ dBm. Each UE is configured to have one bearer, and the traffic type of the bearer is constant bit rate (CBR). For a UE, it may receive data from MeNB, SeNB or both of MeNB and SeNB depending on its location or the decisions of our traffic scheduler.

1. The complement of a is of: a. RE b. Recursive but not RE c. RE but not recursive d. Recursive either RE and recursive 2. If multitape TM with some time complexity then a one-tape machine accepst L with time complexity as: a. O(hf 2) b. O(h2) c. O(F2) d. All 3.

OUR COMPANY has recently expanded its infrastructure and now needs to ensure that authorized employees are able to access the intranet. We have many of our staff frequently traveling to remote locations, which means they need access to company documents stored on our intranet file server. By enabling our employees to access company information remotely, we need to ensure that this data is secure and that not just anyone is remotely accessing company resources. As such I think now would be a good time to talk about the various protocols we could use to help us achieve this. THE FIRST OF THESE PROTOCOLS IS L2TP which stands for layer two tunneling protocol.

2.1 AWS Networking AWS provide a kind of networking services that also provide private network connections to the cloud, scalable DNS and tools to make logistically solitary networks. There are also have prevalent networking services comprise the Amazon Virtual Private Cloud (VPC) and Amazon Direct Connect. Amazon VPC generates a logically solitary set of Amazon EC2 for example which can be connected to current network using VPN connection. Amazon VPC generates a private cloud inside AWS, while deposition built-in security with security groups and network access control lists. When using Amazon EC2, VPC is free.

In order to access a UNIX system, and use it , you need to connect to the system. You can login: Locally Remotely Login Types In general, there are two ways: Command-line Login GUI Login Connecting Locally Connecting locally means, you are directly logging into the UNIX system. Network connectivity is not required.

With widespread use of internet services, the network scale is expanding on daily basis and as the network scale increases so will the scale of security threats which can be applied to system connected to the network. Viruses and Intrusions are amongst most common threats that affects computer systems. Virus attacks can be controlled by proper antivirus installation and by keeping the antivirus up to date. Whereas any unauthorized access in the computer system by an intruder can be termed as Intrusion and controlled by IDS. Intruders can be grouped into two major categories which are external and internal Intruders.

1)Campaign Campaign is when a person who holds political offices goes to different place giving their ideas and opinions about subjects hoping to gain the favor of the people. 2)Poll Poll is something that is used to determine how much support a person in political office has. Or how much support a person in a political office has lost. 3)Reapportionment Reapportionment is when a political office person has been reappointed to their current office holding.

1) The goals for energy vary in whether or not they are truly measurable. Some of them like 7.2, and 7.3 are in fact measurable. Both are searching for increases that are possible to document and record. 7.2 asks for a substantial increase in the share of renewable energy in the global energy mix. As long as the trend is increasing, target 7.2 is effectively succeeding.

Within my placement setting in Aspire Scotland there are legislation protecting the children and young people ensuring good health, wellbeing and safeguarding. One of the legislations in place is the Regulation of Care Act 2001. The Scottish Social Services Council (SSSC) is a non-departmental public body established by this act From this the SSSC produced the codes of practice which was produced to protect people who use services, raise standards of practice and support workers. The SSSC and Care Commission work closely together to ensure employers and workers understand their responsibilities in relation to the Codes of Practice.

Break Point 6.2 I think that the students are trying to describe what most people cannot: the effect that music has not on our minds, but our bodies. Because the mind is not involved in this physiological process, one can only begin to describe why we get "pumped," why our heart rates increase or why our moods change when we hear a certain piece of music. In the conversation in Chapter 6, each student seems to have a different way of describing how music makes them feel, which supports my belief that each student has a unique physiological approach when listening to or performing music that is unlike that of anyone else. As the chapter mentions, there is no true explanation as to why some people get goosebumps when a certain song plays and others do not. Personally, my musical tastes are all across the board, and change