Operation Manual – Login
H3C S5600 Series Ethernet Switches
Chapter 5 Logging In Through the Web-based
Network Management System
4-1
Chapter 4 Logging In Using a Modem
Go to these sections for information you are interested in:
z
Introduction
z
Configuration on the Switch Side
z
Modem Connection Establishment
4.1 Introduction
The administrator can log in to the console port of a remote switch using a modem
through public switched telephone network (PSTN) if the remote switch is connected to
the PSTN through a modem to configure and maintain the switch remotely. When a
network operates improperly or is inaccessible, you can manage switches in the
network remotely in this way.
To log in to a switch in this way, you need to configure the administrator side and the
switch properly, as listed in the following table.
Table 4-1
Requirements for logging in to a switch using a modem
Item
Requirement
The PC can communicate with the modem connected to it.
The modem is properly connected to PSTN.
Administrator
side
The telephone number of the switch side is available.
The modem is connected to the console port of the switch properly.
The modem is properly configured.
The modem is properly connected to PSTN and a telephone set.
Switch side
The authentication mode and other related settings are configured
on the switch. Refer to
Table 2-3
.
4.2 Configuration on the Switch Side
4.2.1 Modem Configuration
Perform the following configuration on the modem directly connected to the switch:
AT&F
----------------------- Restore the factory settings
ATS0=1
----------------------- Configure to answer automatically after the
first ring
AT&D
----------------------- Ignore DTR signal
