Tagged Questions

0
votes
0answers
99 views

using wvdial to compare AT command output

I am using wvdial to connect to 3G network. Sample conf is below. I want to add an if clause. If the Serial Number of the device is not my serial number it should not connect. Serial number can be ...
0
votes
2answers
116 views

Why does sending mails via a modem connection is so slow?

I have a mail server that periodically connects to the Internet via modem dialup. And before I was able to send emails with attachments of 300kb and 500kb in just only 1 or 2 minutes. I have not made ...
5
votes
3answers
755 views

Connecting to an analog dial-in PSTN terminal without a PSTN line

there's a computer ("server") that has no Internet connection, and it is located in a place with no GSM signal. The only way to get connection to it is an analog modem (US Robotics 56Kbit/s). This ...
6
votes
3answers
3k views

Old dial up modem noise explanation [closed]

I am looking for a technical documentation on the connection procedure used on the old Dial Up modem that generate this sound: http://www.youtube.com/watch?v=iHW1ho8L7V8 I can't find anything on ...
4
votes
3answers
398 views

What's the best solution for datacenter modem dialling?

We have some physical servers that we cannot virtualise because they are connected to analog modems for alert paging. We need to retain this functionality, but virtualise the servers and reduce the ...
1
vote
0answers
354 views

Setting up Cisco routers using WIC-1AM interface cards for backup/failover over dialup

I have two 1751 routers using a 56K connection. The routers work with out any issues. I want to add a WIC-1AM to each router as backup/failover. All I need to do for the routing should add a new ...