3com 5500-ei pwr Installation Instruction

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You can verify your configuration by executing the AT&V command. 
 
 
The configuration commands and the output of different modems may differ. Refer to the user manual 
of the modem when performing the above configuration. 
 
Switch Configuration 
 
 
After logging in to a switch through its console port by using a modem, you will enter the AUX user 
interface. The corresponding configuration on the switch is the same as those when logging in to the 
switch locally through its console port except that: 
When you log in through the console port using a modem, the baud rate of the console port is 
usually set to a value lower than the transmission speed of the modem. Otherwise, packets may 
get lost. 
Other settings of the console port, such as the check mode, the stop bits, and the data bits, remain 
the default. 
 
The configuration on the switch depends on the authentication mode the user is in. Refer to 
 
for the information about authentication mode configuration. 
Configuration on switch when the authentication mode is none 
Refer to 
Configuration on switch when the authentication mode is password 
Refer to 
Configuration on switch when the authentication mode is scheme 
Refer to 
Modem Connection Establishment 
1)  Before using Modem to log in the switch, perform corresponding configuration for different 
authentication modes on the switch. Refer to 
 for more. 
2)  Perform the following configuration to the modem directly connected to the switch. Refer to 
 for related configuration.  
3)  Connect your PC, the modems, and the switch, as shown in 
. Make sure the modems are 
properly connected to telephone lines.