Dial In Server on Scientific Linux 6.3 or CentOS 6.3
[root@localhost ~]# rpm -q wvdial
package wvdial is not installed
[root@localhost ~]# yum install wvdial -y
Loaded plugins: refresh-packagekit, security
Setting up Install Process
Resolving Dependencies
There are unfinished transactions remaining. You might consider running yum-complete-transaction first to finish them.
--> Running transaction check
---> Package wvdial.x86_64 0:1.60-12.el6 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
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Package Arch Version Repository Size
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Installing:
wvdial x86_64 1.60-12.el6 base 91 k
Transaction Summary
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Install 1 Package(s)
Total download size: 91 k
Installed size: 218 k
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : wvdial-1.60-12.el6.x86_64 1/1
Verifying : wvdial-1.60-12.el6.x86_64 1/1
Installed:
wvdial.x86_64 0:1.60-12.el6
Complete!
[root@localhost ~]# rpm -q wvdial
wvdial-1.60-12.el6.x86_64
################## Step 02 ############################
[root@localhost ~]# wvdialconf
Editing `/etc/wvdial.conf'.
Scanning your serial ports for a modem.
ttyS0<*1>: ATQ0 V1 E1 -- failed with 2400 baud, next try: 9600 baud
ttyS0<*1>: ATQ0 V1 E1 -- failed with 9600 baud, next try: 115200 baud
ttyS0<*1>: ATQ0 V1 E1 -- and failed too at 115200, giving up.
Modem Port Scan<*1>: S1 S2 S3
WvModem<*1>: Cannot get information for serial port.
ttyACM0<*1>: ATQ0 V1 E1 -- OK
ttyACM0<*1>: ATQ0 V1 E1 Z -- OK
details here