Local Wang Suman, who helped analyze?

Users questions:I connected to a LAN, ip is 172.16.0.199 subnet mask is 255.255.255.0 gateway is 172.16.0.1 ago when speeds although it can not fast, but not slow. But since the last re-do a line, it is surprisingly slowly, we say thatBecause of what? Of the problem is, the subnet mask important?
Experts answer: is clearly the lines do not, and wiring in two ways, 586A586B, you pick the wrong check whether twisted pair, whether the pressure joints in prison! Whether both ends of the same, and your machine is connected to the switch or network card and connected to, Re-do it is line line (standard 568B): the same sequence at both ends of lines, line order is: orange white, orange, white and green, blue, white, blue, green, white brown, brown. Anti-line (568A): the line end of line sequence to the other side is: white and green, green, orange and white, and blue, white, blue, orange and white brown, brown. PC-PC: Anti-line PC-HUB: Main Line HUB-HUB general population: Anti-line HUB-HUB cascade port - cascade port: Anti-line HUB-HUB ordinary mouth - cascade port: Main Line HUB-SWITCH: Anti-line HUB (Cascade port )-SWITCH: Main Line SWITCH-SWITCH:Anti-line SWITCH-ROUTER: Main Line ROUTER-ROUTER: Anti-twisted-pair cable 100BaseT connection to 100Mb * S of the EIA * TIA568B as standard. Production steps are as follows: Step 1: Using the wrong cut oblique mouth twisted pair requiredLength of at least 0.6 m, a maximum of 100 meters. Then, use the twisted pair stripping device (actually what can be cut) to remove the twisted pair of skin 2-3 cm. Some twisted-pair cable with a soft nylon rope, twisted pair, if you stripped the skin, I felt too exposed out of the partShort, not conducive to producing RJ-45 connector, you can grip the jacket twisted pair, and then pinch the skin below the nylon line peeled out, you can get a longer bare wire. (Figure) Step 2: Upon completion of the twisted-pair cable stripping as shown on the right. Step 3: The next line of action should be allocated. Will be exposedTwisted pair of orange dial on the line to their front line of brown on the dial to its own direction, the green strip to the left side of the line, the blue strip to the right side of the line, as shown. Previous: Orange Left: green on: Brown Right: Blue Step 4: The green on the line and the blue of the line in the middle position, while the orange and brown on the line on the line intact,That rely on external position, as shown. Left: orange left: green from left: Blue from left: Brown Step 5: carefully peel each on the line, because we are made to follow the standards EIA/TIA568B joints, so there is a certain line on the color sequence (as shown). Needs special attention isAcross the green line should be blue on the line. Here is the easiest place to make mistakes the White and Green Line adjacent to the Green Line together, this will cause crosstalk to lower transmission efficiency. From left: white orange / orange / white green / blue / white blue / green / white brown / brown common mistake is connected in the green line into the first four feet of the location (such asShown). The green line should be placed in the first six feet of the location is correct, because in the 100BaseT network, the first three legs with the first six feet of the same right, so it is necessary to use the same pair of residues. (See standard EIA/TIA568B) from left: White Orange / Orange / White Green / Green / White Blue / Blue/ White Brown / Brown Step 6: exposing the twisted-pair skew nose pliers with scissors or cut only about 14mm in length, the reason for leaving the length to meet the EIA / TIA standard, you can refer to the use of RJ-45 connectors and twisted-pair production standards introduction. Then the root end of each twisted pairThe protective cover can prevent the joints caused by poor contact in the pull. Use this protective cover, the need to crimp RJ-45 connector will this sleeve inserted before the twisted-pair cable, as shown. Step 8: Repeat steps 2 through 7, and then make the other side of the RJ-45 connector. Workstations and assembly lines because ofDirectly between the docking device, so the other side of RJ-45 connector pins connected in the same. Upon completion of the connection line RJ-45 connectors at both ends of both pins and colors are fully ~ like that this connection method is suitable for ADSLMODEM and the connection between the computer network card. Straight line networking for ADSLMODEM and hub HUB connection, production methods and as above, but no white green / blue / white blue / green cross in this group is entirely as it gathers 12345678 ******** 12345678
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