Triple Loop Networks with Minimal Transmission Delay

1997 ◽  
Vol 08 (03) ◽  
pp. 305-328 ◽  
Author(s):  
Xingde Jia ◽  
Weidong Su

A multiloop network is a Cayley digraph of the additive group ℤm of integers modulo m generated by a set A of k ≥ 2 "steps". Because of their application to the computer network design, multiloop networks have been studied extensively. Given an integer d ≥ 2 and a real number r > 1, let m(d,3) be the maximum size of a triple loop network with transmission delay (diameter) less than or equal to d, and let m*(r,3) be the maximum size of a triple loop network with average transmission delay less than or equal to r. In this paper, the following lower bounds are proved: [Formula: see text] which improve earlier lower bounds by Jia and Aguiló, Fiol and Garcia.

2020 ◽  
Author(s):  
ADITYA WIRAGUNA ◽  
Tisa Seftiananda ◽  
Pandu Pratama Putra M.Kom

Computer network connection is a fundamental thing and is very important in the establishment of internet cafe businesses. LAN network design must also consider the cost budget so that the use of tools can be maximized and not cause losses. If the connection is problematic, then all types of applications that run through a computer network cannot be used. Cisco Packet Tracer can be used for simulations that reflect a picture of the computer network connection on the network system to be used


2020 ◽  
Vol 156 (5) ◽  
pp. 959-1003
Author(s):  
Farrell Brumley ◽  
Simon Marshall

Let $G$ be an anisotropic semisimple group over a totally real number field $F$. Suppose that $G$ is compact at all but one infinite place $v_{0}$. In addition, suppose that $G_{v_{0}}$ is $\mathbb{R}$-almost simple, not split, and has a Cartan involution defined over $F$. If $Y$ is a congruence arithmetic manifold of non-positive curvature associated with $G$, we prove that there exists a sequence of Laplace eigenfunctions on $Y$ whose sup norms grow like a power of the eigenvalue.


Author(s):  
Yuri Ariyanto ◽  
Budi Harijanto ◽  
Yan Watequlis S.

A virtual laboratory with a network emulator environment using NetKit is one of series of basic network laboratories on basic computer network competencies where students are given practical trial opportunities at low costs and little effort in their implementation. Teaching computer network subjects to be easily understood by students needs an instructional media as a tool in delivering material. This media uses computer virtualization technology, i.e. creating a virtual laboratory, as a means of students in conducting experiments from the material that has been obtained. In virtual laboratories it is possible to implement network topology designs based on actual network topologies. This implementation is used as a testing tool before the network topology is implemented on the actual network. Therefore, errors can be identified first without disturbing the system that is already running. For testing, the students are given training using a basic network design consisting of the implementation of routing tests, firewalls, ftp server implementation and web server. This paper is aimed at describing ways to develop a virtual laboratory with a network emulator environment using NetKit. Moreover, several exercises on network topology implementation that are applied directly to the real world with NetKit are introduced, such as describing laboratory settings, describing the main parts of the lab, illustrating lab instructions, and reporting lab feeds.


Author(s):  
T.E.D. Liacco ◽  
K.M. Shaffer ◽  
K.D. Snyder ◽  
R.F. Orr ◽  
C.E. Bond ◽  
...  

1978 ◽  
Vol 26 (5) ◽  
pp. 760-772 ◽  
Author(s):  
A. K. Chandra ◽  
D. S. Hirschberg ◽  
C. K. Wong

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