Tài liệu The OSI Model: Understanding the Seven Layers of Computer Networks ppt

... arrangement.An Overview of the OSI Model Paul Simoneau, Global Knowledge Course Director, Network+, CCNA, CTP The OSI Model: Understanding the Seven Layers of Computer Networks Copyright ©2006 ... com-bination of the two. The nature of these stacks is that the lower layers do their work in hardware or firmware(software that runs on specific hardware chips) while the higher layers work in software. The ... author of the books Hands-On TCP/IPand SNMP Network Management.Copyright ©2006 Global Knowledge Training LLC. All rights reserved.Page 11 The OSI Model: Understanding the Seven Layers of Computer...

Tài liệu Quản trị mạng Understanding the Ping and Traceroute Commands

... 100, sending Another way of minimizing the impact of the debug command is to buffer the debug messages and showthem using the show log command once the debug has been turned off:Router4#configure ... in Router2. The basic rule is that the pinged device should also know how to send the reply back to the source of the ping. Cisco − Understanding the Ping and Traceroute Commands The Traceroute ... powerful, or if you have lots of process−switchedpackets, they can easily stall your device. There are a couple of ways to minimize the impact of the debug command on the router. One way is to use...

Tài liệu A faulty model? What the Green Climate Fund can learn from the Climate Investment Funds doc

... allocation does not reﬂect the composition of the UNFCCC, and does not reserve positions for the most vulnerable. Furthermore, there have been concerns over the eectiveness of the observer role on ... from the Oxford Institute of Energy Studies has pointed out: “Although NGOs have the right to make interventions during the meetings at the discretion of the chair, they have no way of ensuring ... controversy has surrounded the IFC, one of the implementing agencies under the CIFs, and the lack of recognition of international standards of human rights in its review of its performance standards.866d...

Tài liệu Ethernet Access for Next Generation Metro and Wide Area Networks pptx

... components are the responsibility of the Metro Ethernet service provider and are the subject of the design guides referenced in the introduction of this document.Figure 10 Metro Access Tier The Metro ... branch include the nature of the service provider offering and scalability given the higher data rates now available to the branch with a FastEthernet or GigabitEthernet handoff at the branch location.Apportioned ... handoff deployments, the enterprise must assume that the service provider is policing traffic into their network. Otherwise, because of the speed mismatch between the access link (UNI) and the...

Tài liệu Addressing profitability challenges in Advanced Fiber Management for FTTP networks ppt

... one splitter, the problem is between the central office (CO) and the splitter. However, the electronics at the ends of the PON cannot identify the exact location of the problem. The only way ... address the new challenges to higher profitability from the network. While still maintaining the core value of the ODF, service providers can increase the functionality and find ways to reduce the ... provided by the splitter VAM, the test equipment is mounted permanently on racks within the central office (CO). The test equipment is then connected to an optical switch. All of the monitor...

Tài liệu Plain language and patient education: A summary of current research pptx

... This is the first in a series of briefs that focus onevaluative research into the use of alternative means of health communication; they include plain language,audiotapes, ... Searches of the medical and educationliteratures were conducted aspart of a Health Literacy Project that is examining the communication needs of patients with limited literacy or other communication ... barriers. The guiding question for thesesearches was: ‘What impactshave been documented inrelation to the identified target groups?’ The Health Literacy Project is ajoint initiative of The Centre...

Tài liệu Báo cáo khoa học: miRNAs and regulation of cell signaling pptx

... activation of the ERK1 ⁄ 2 pathway [20].Furthermore, the induction of miR-34a depends on the activation of ERK1 ⁄ 2 in K562 cells [21,22]. We havedemonstrated that the activation of MEK ⁄ ERK ... stimulates the production of these miR-NAs and thus represses the expression of their targetgenes. TGF-b signaling is known to be involved in the epithelial–mesenchymal transition (EMT). The transcription ... the activation of ERK1 ⁄ 2 and enhances the activity of ERK1 ⁄ 2byrepressing negative regulators of the ERK ⁄ MAPK sig-naling pathway.Some other miRNAs are also reported to be inducedby the...

Tài liệu Báo cáo khoa học: "A Hierarchical Account of Referential Accessibility" pptx

... using the stack-based method, whereas VT out-performed the stack-based method 23% of the time. In the majority of cases (62%), the two modelsrequired the same level of effort. However, all of the ... on the stack when b is processed. (2) A2. Some of the executives also signed letters onbehalf of the Clinton program.B2. Nearly all of them praised the president forhis efforts to pare the ... as the steelmaker, the proceeds, or the top job.(4) PronounsFollowing (Gundel, et al., 1993), we considerthat the evoking power of each of these types of REs decreases as we move down the...

Tài liệu Who Talks to Whom in African Agricultural Research Information Networks? ppt

... central position to one on the extreme periphery of the network. Of note are the means for information receiving for the CGIAR centers and the Natural Resources College. With the exception of the ... individual sections of the DARS, not the DARS as a whole. Therefore, the main focus of the SNA is on interactions with individual DARS sections (listed in Table 1), the results of which we present ... Notes: Ucinet is a Windows software package that was developed for the analysis of social network data. Due to the deliberate elimination of some of the actors, the results of this analysis are necessarily...

Tài liệu tools for institutional political and social analysis of policy reform pptx

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