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Opera FAQs, Tips, Tricks & Tweaks

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Posts tagged with "Proxy Server"

Fast proxy switching in Opera

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If you frequently switch proxy, it's annoying to change it every time in Tools > Preferences... > Advanced > Network > Proxy servers

If you don't know how to edit menu setup see this. Add the following below the line Item, 52216 = Enable proxy servers | Disable proxy servers under [Quick Preferences Menu] and change 127.0.0.1:5865 & 127.0.0.1:8080 with your proxy servers.

Item, "HTTP 127.0.0.1:5865" = Set preference, "Proxy|HTTP server=127.0.0.1:5865" 
Item, "HTTP 127.0.0.1:8080" = Set preference, "Proxy|HTTP server=127.0.0.1:8080"

You can switch proxy server quickly in Quick preferences (F12).

Proxy servers in Quick preferences
Proxy servers in Quick preferences

You can also use the following instead of above to set proxy server for http, https & ftp protocols but Opera won't respond for awhile when you switch proxy server.

Item, "HTTP,HTTPS,FTP 127.0.0.1:5865" = Set preference, "Proxy|HTTP server=127.0.0.1:5865" & Set preference, "Proxy|HTTPS server=127.0.0.1:5865" & Set preference, "Proxy|FTP server=127.0.0.1:5865"
Item, "HTTP,HTTPS,FTP 127.0.0.1:8080" = Set preference, "Proxy|HTTP server=127.0.0.1:8080" & Set preference, "Proxy|HTTPS server=127.0.0.1:8080" & Set preference, "Proxy|FTP server=127.0.0.1:8080"

Proxy server authentication problem with Opera?

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If proxy server authentication dialog box doesn't popup or popup frequently, try NTLMAPS.
NTLMAPS for Windows
NTLMAPS for Linux

Windows

  1. Download NTLMAPS.zip and unzip NTLM Authorization Proxy Server.
  2. Open server.cfg in any text editor and modify the following items shown in red/green color.
    PARENT_PROXY:your_parentproxy
    PARENT_PROXY_PORT:8080
    User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) to # User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)
    NT_DOMAIN:your_domain
    USER:username_to_use
    PASSWORD:your_nt_password to PASSWORD:
  3. In Opera, go to Tools > Preferences... > Advanced > Network > Proxy Servers... , enable HTTP, HTTPS & FTP, enter 127.0.0.1 as proxy server and 5865 as port. Disable Enable NTLM in Opera.

    Proxy servers configuration in Opera
    Proxy servers configuration in Opera

  4. Run ntlmaps.cmd or ntlmaps.exe from NTLMAPS folder and don't close command window.

    NTLM Authorization Proxy Server Window
    NTLM Authorization Proxy Server window

Linux

  1. Download NTLMAPS in tar.gz format and extract it.
  2. See step #2 for Windows.
  3. See step #3 for Windows.
  4. Open terminal, enter path to main.py, press enter and don't close terminal window.

Update: Oct 11, 2007

Site specific proxy server in Opera

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You can configure proxy server settings on a per site basis by editing override.ini file manually.

If you want to configure google.com with proxy 127.0.0.1:8080, close Opera, open override.ini file in any text editor from profile directory, add google.com below [Overrides] section & then add the following at the end of file.

[google.com]
Proxy|HTTP server=127.0.0.1:8080
Proxy|HTTPS server=127.0.0.1:8080
Proxy|FTP server=127.0.0.1:8080
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