First, in the Cisco Remote Access server, with three pairs of lines to connect the DTE and DCE, each pair of lines, one sent,
a receipt:
1. TX/RX Data transmission Line
Send: Dte->tx->dce
Receive: Dte
DCE device (MODEM) sends data to DTE via RX, receives data from DTE via TX, sends
The rate of reception is set on the modem. The modem and router speeds connected by RS232 must be consistent.
2, Rts/cts
server and the client are in the same network segment and are not DHCP relay agents, for Cisco's DHCP In the case of a server, if a request packet with Option82 is received, it is considered a request message from a DHCP relay agent, and the Giaddr field of the message is checked, but because it belongs to the same network segment, the field is 0.0.0.0 DHCP. The server
For a long time did not write blog, today to write an article to fill the number, ha ...Now let's use a TFTP server to backup and restore Cisco device Files!!The tools we want to prepare are:Cisco TFTP tool (please download the attachment)GNS3/CRT (this please find your own Niang)When you have the tools on top, we're going to start!1, configure GNS3 Road by the TFTP device connected:Below we will prepare th
Cisco Packet Tracer 6.0 configures the Terminal Server method:Look at my topology first.650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M02/7D/6A/wKiom1bnyXWRIJP5AAAktArJM2M738.png "title=" capture. PNG "alt=" Wkiom1bnyxwrijp5aaaktarjm2m738.png "/>Server configuration:1, configure the IP address, and client side in the same network segment(config) #interfa
downstream interfaceLimit rate speed, calculated as follows:assuming that 2960 is the port, so the simple set speed limit is*15=720 Note: IP DHCP snooping limit rate needs to be set only if the DHCP snooping converged switch or core is enabled. If there is a large number of access layer switches under a core or aggregation switch, the speed limit setting needs to be noted because the maximum limit rate for the port is 2048, soyou need to adjust the limit rate on the access layer port to make
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