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Establishing a network performance baseline requires collecting key performance data from the ports and devices that are essential to network operation.1 Gather symptoms - Troubleshooting begins with the process of gathering and documenting symptoms from the network, end systems, and users. Stage 2 Isolate the problem - The problem is not truly isolated until a single problem, or a set of related problems, is identified. Stage 3 Correct the problem - Having isolated and identified the cause of the problem, the network administrator works to correct the problem by implementing, testing, and documenting a solution | Chapter 8 -Network Troubleshooting nillllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllir BfKHKHOfl NETWORKING KflDEMY CCNA Exploration 4.0 CISCO 1 III1IIIII III III II IIIIII111III III III Illi III 111II11IIIIIIIII ------------------BfKHKHOfl NETWORKING ACADEMY DOCUMENTING YOUR NETWORK Học viện mạng Bach Khoa - Website www.bkacad.com 2 Network Configuration Table Documenting Your Network F Device Name Medel Interface Name MAC Address IP Address Subnet ip Routing Protocd s Mask R1 Cisco 2611XM fa 0 0 0007 .8580.3159 192.168.101 24 EIGRP10 faQ 1 0007 .3580.3160 192.168-11-1 24 EIGRP10 10.1.1.1 30 OSPF sữ Ũ 1 Not Connected R2 Cisco 2611XM taữ Đ 0007 .85B0.a159 192.168.20J 24 EIGRP 10 r- Switch Name. Model Manag menl IP Address Port Name Speed Duplex STP State Fort Fast Trunk Status Eltier Channel VLANs Key Fwd f Block Yes f No L2 or L3 S1 Cisco WS-C3 50-24- SMI 192.168.10.2 24 faữ 1 100 Auto Fwd No On L2 1 Connects to R1 fe 2 100 Auto Fwd No On L2 1 Connects lo PC1 faO 3 Not Connected faO 4 Not Connected Học viện mạng Bach Khoa - Website www.bkacad.com
