Configuration On The Administrator Side; Configuration On The Switch Side; Modem Configuration - H3C S3610-28P Operation Manual

Operation Manual – Login
H3C S3610&S5510 Series Ethernet Switches
Chapter 4 Logging in Using Modem
4.1 Introduction
The administrator can log into the Console port of a remote switch using a modem
through PSTN (public switched telephone network) 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 log into the switches in the
network in this way to configure these switches, to query logs and warning messages,
and to locate problems.
To log into a switch in this way, you need to configure the terminal and the switch
properly, as listed in the following table.
Table 4-1 Requirements for logging into a switch using a modem
Item
Administrator
side
Switch side

4.2 Configuration on the Administrator Side

The PC can communicate with the modem connected to it. The modem is properly
connected to PSTN. And the telephone number of the switch side is available.

4.3 Configuration on the Switch Side

4.3.1 Modem Configuration

Perform the following configuration on the modem directly connected to the switch:
AT&F
ATS0=1
first ring
AT&D
The PC can communicate with the modem connected to it.
The modem is properly connected to PSTN.
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.
The authentication mode and other related settings are configured
on the switch. Refer to
----------------------- Restore the factory settings
----------------------- Configure to answer automatically after the
----------------------- Ignore DTR signal
Chapter 4 Logging in Using Modem
Requirement
Table 2-3.
4-1