Accessing the WAN – Chapter 3 potx

... LANs –A router on each LAN is the DTE. –A serial connection, such as a T1/E1 leased line, connects the router to the Frame Relay switch of the carrier at the nearest POP for the carrier. The ... router.  Step 3. Setting the Bandwidth –Use the bandwidth command to set the bandwidth of the serial interface. Specify bandwidth in kb/s. The EIGRP and OSPF routing p...

Ngày tải lên: 05/07/2014, 03:20

... properties into the integrated circuit chips prev- alentineverythingfromcellphonesandcomputerstothelatestautomaticcoffee CONTENTS 3. 1 Introduction 33 3. 1.1 Manufacturing: Form and Function 33 3. 1.2 Looking ... “Generations” of Nano-Product Development 40 3. 3.2 The Impact of “Engineered” Nanomaterials 42 3. 3 .3 Integ rati ng Nanopa r t icles into Nanoproducts 43 3.4 Summar y...

Ngày tải lên: 18/06/2014, 22:20

... ITE 1 Chapter 6 12 Cisco Thai Nguyen Networking Academy WAN Physical Layer Standards  The WAN physical layer also describes the interface between the DTE and the DCE. –EIA/TIA- 232 - This ... as Frame Relay. –However, there are times when the benefits outweigh the cost of the leased line. The dedicated capacity removes latency or jitter between the endpoints....

Ngày tải lên: 05/07/2014, 03:20

... request requires no authentication, then PPP progresses to the next level. –If an incoming PPP request requires authentication, then it can be authenticated using either the local database ... meanings to each of the signaling lines in the interface –Procedural - Specifies the sequence for transmitting data  The Serial Cables The original RS- 232 standard only defined...

Ngày tải lên: 05/07/2014, 03:20

... information –Bots within the organization –Theft of customer or employee data –Abuse of wireless network –System penetration –Financial fraud –Password sniffing –Key logging –Website defacement ... –Insider abuse of network access –Virus –Mobile device theft –Phishing where an organization is fraudulently represented as the sender –Instant messaging misuse –Denial of...

Ngày tải lên: 05/07/2014, 03:20

... network. –An standard ACL on the outbound interface of R1 denies R1 the ability to send traffic to other places as well. The solution is to place a standard ACL on the inbound interface of R3 to ... If the packet is permitted by the tests, it is then processed for routing. –Outbound ACLs - Incoming packets are routed to the outbound interface, and then they are processe...

Ngày tải lên: 05/07/2014, 03:20

... connectivity through the residence. – Since the POTS splitter separates the ADSL and voice signals at the NID, there is usually only one ADSL outlet available in the house. – The user can install ... fiber in the trunks: –Reduces the number of amplifiers –Thin and lightweight—takes less space –Covers longer distances –Induces less or virtually no noise –Less lo...

Ngày tải lên: 05/07/2014, 03:20

... reassignment of the IP address to another client later, or for the client to get another assignment if the client moves to another subnet. Clients may also renew leases and keep the same IP address. ... clients. The problem is that the network clients typically are not on the same subnet as those servers. Therefore, the clients must locate the servers to receive services...

Ngày tải lên: 05/07/2014, 03:20

... for the external system.  Step 3. Narrow the scope –Determine if the problem is at the core, distribution, or access layer of the network.  Step 4. Gather symptoms from suspect devices –Use ... with the hubs of the stars linked to form the region. •interconnect the regions to form the core of the WAN. – Regions could be geographic, connecting between three...

Ngày tải lên: 05/07/2014, 03:20

... subnetted, 3 subnets C 172.16.1.0 is directly connected, FastEthernet0 C 172.16.2.0 is directly connected, Serial0 S 172.16 .3. 0 [1/0] via 172.16.2.2 RouterA# First lookup of 172.16 .3. 0: S 172.16 .3. 0 ... variably subnetted, 3 subnets, 2 masks C 172.16.1.4 /30 is directly connected, Serial0 C 172.16.1.8 /30 is directly connected, Serial1 C 172.16 .3. 0/24 is directly connected, FastEt...

Ngày tải lên: 18/03/2014, 14:20