* An ongoing debate between Joseph Larsen and All rages on ...

 JL> I want to run my board on port 23, but I keep getting unwanted
 JL> connections to it. Mostly from Chinese hackers, I presume. Anyone know
 JL> a way to solve this, with iptables or the like?
 JL> --- DayDream BBS/UNIX (Linux) 2.15a
 JL>  * Origin: catch22bbs.com >>>  >> > (1:340/800)

You could install the linux flavor of Mystic BBS as it has the ability to block
 
connects by country. To be honest, you'll get some hack attempts from 
everywhere, including the US, but most come from China as you pointed out 
{chuckle}. My access log by Country:

=== Cut ===

                      Mystic Telnet Connection(s) Summary

              The Positronium Repository  telnet://cmech.dynip.com

_______________________________________________________________________________

Albania ........................................... :      30
Andorra ........................................... :      54   0.1%
Argentina ......................................... :   1,061   2.2%
Armenia ........................................... :      13
Australia ......................................... :     281   0.5%
Austria ........................................... :       7
Azerbaijan ........................................ :       9
Bahamas ........................................... :       5
Bahrain ........................................... :       2
Bangladesh ........................................ :      25
Barbados .......................................... :       2
Belarus ........................................... :      40
Belgium ........................................... :      51   0.1%
Belize ............................................ :       2
Bolivia ........................................... :      35
Bonaire, Sint Eustatius and Saba .................. :      17
Botswana .......................................... :      11
Brazil ............................................ :   2,163   4.4%
Brunei Darussalam ................................. :       2
Bulgaria .......................................... :     245   0.5%
Cambodia .......................................... :      36
Canada ............................................ :     138   0.2%
Chile ............................................. :      64   0.1%
China ............................................. :  11,873  24.6%
Colombia .......................................... :     289   0.6%
Costa Rica ........................................ :     156   0.3%
C⌠te d'Ivoire ..................................... :       2
Croatia ........................................... :      25
Curaτao ........................................... :       1
Czech Republic .................................... :     364   0.7%
Denmark ........................................... :      12
Dominican Republic ................................ :      93   0.1%
Ecuador ........................................... :     298   0.6%
Egypt ............................................. :     344   0.7%
El Salvador ....................................... :       1
Estonia ........................................... :       1
Ethiopia .......................................... :       2
Finland ........................................... :      25
France ............................................ :     187   0.3%
Georgia ........................................... :       1
Germany ........................................... :      98   0.2%
Greece ............................................ :      70   0.1%
Guatemala ......................................... :      26
Honduras .......................................... :      27
Hong Kong ......................................... :     121   0.2%
Hungary ........................................... :     120   0.2%
India ............................................. :   1,429   2.9%
Indonesia ......................................... :     110   0.2%
Iran .............................................. :     578   1.2%
Iraq .............................................. :      13
Ireland ........................................... :       4
Israel ............................................ :     148   0.3%
Italy ............................................. :     242   0.5%
Jamaica ........................................... :      20
Japan ............................................. :      44
Jordan ............................................ :      18
Kazakhstan ........................................ :     167   0.3%
Korea, Republic of ................................ :   1,771   3.6%
Kuwait ............................................ :      22
Latvia ............................................ :      60   0.1%
Lebanon ........................................... :       1
Lithuania ......................................... :      26
Macao ............................................. :       5
Macedonia, the former Yugoslav Republic of ........ :      15
Malaysia .......................................... :     121   0.2%
Maldives .......................................... :      11
Malta ............................................. :      11
Martinique ........................................ :       3
Mauritius ......................................... :       3
Mexico ............................................ :   1,112   2.3%
Moldova, Republic of .............................. :     128   0.2%
Mongolia .......................................... :      24
Montenegro ........................................ :       4
Morocco ........................................... :      95   0.1%
Mozambique ........................................ :       1
Nepal ............................................. :       4
Netherlands ....................................... :     218   0.4%
New Caledonia ..................................... :       6
New Zealand ....................................... :      26
Nicaragua ......................................... :       2
Nigeria ........................................... :       5
Norway ............................................ :      72   0.1%
Oman .............................................. :      57   0.1%
Pakistan .......................................... :     129   0.2%
Palestine, State of ............................... :      33
Panama ............................................ :      47
Paraguay .......................................... :       2
Peru .............................................. :     136   0.2%
Philippines ....................................... :      50   0.1%
Poland ............................................ :     388   0.8%
Portugal .......................................... :      49   0.1%
Puerto Rico ....................................... :      86   0.1%
Qatar ............................................. :      61   0.1%
Romania ........................................... :     782   1.6%
Russian Federation ................................ :   4,470   9.2%
Saint Vincent and the Grenadines .................. :       1
Saudi Arabia ...................................... :     114   0.2%
Senegal ........................................... :      28
Serbia ............................................ :      78   0.1%
Seychelles ........................................ :      79   0.1%
Singapore ......................................... :      46
Slovakia .......................................... :      21
Slovenia .......................................... :       4
Somalia ........................................... :       2
South Africa ...................................... :      48
Spain ............................................. :     813   1.6%
Sri Lanka ......................................... :       2
Sweden ............................................ :     441   0.9%
Switzerland ....................................... :     186   0.3%
Syrian Arab Republic .............................. :       4
Taiwan, Province of China ......................... :   1,490   3.0%
Tajikistan ........................................ :       2
Tanzania, United Republic of ...................... :       2
Thailand .......................................... :     359   0.7%
Trinidad and Tobago ............................... :      36
Tunisia ........................................... :      31
Turkey ............................................ :   1,538   3.1%
Uganda ............................................ :       3
Ukraine ........................................... :   7,913  16.4%
United Arab Emirates .............................. :      31
United Kingdom .................................... :     241   0.5%
United States ..................................... :   1,117   2.3%
Uruguay ........................................... :      17
Uzbekistan ........................................ :      33
Venezuela ......................................... :      82   0.1%
Viet Nam .......................................... :   2,082   4.3%

_______________________________________________________________________________

    Total Connects =  48,104

=== Cut ===

.- Keep the faith, --------------------------------------------------.
|                                                                    |
|    Ben  aka cMech  Web: http|ftpinkp|telnet://cmech.dynip.com    |
|                  Email: fido4cmech(at)lusfiber.net                 |
|              Home page: http://cmech.dynip.com/homepage/           |
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