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FAQ for the 'PF Firewall' Category

• PF Firewall Open FTP Port 21 (PASSIVE Configuration)
  

  Question: I’ve vsftpd ftp server configured under FreeBSD 7.x and PF firewall. Both PF and FTP server running on a dedicated FreeBSD web server. How do I configure PASSIVE FTP PF firewall configuration so that my vsftpd work? How do I configure PF firewall to protect an FTP server and open port 21?

• FreeBSD Configure Apache PHP with mod_fastcgi Module
  

  Q. How do I configure and Install Apache web server with PHP5 and mod_fastcgi to get faster PHP access under FreeBSD server?

• FreeBSD Enable PF ALTQ Firewall Support
  

  Q. Under FreeBSD 7.0 patch level 5, I’m getting following warning message:

  Enabling pf.
  No ALTQ support in kernel
  ALTQ related functions disabled
  No ALTQ support in kernel

  I need ALTQ support for my FreeBSD box. How do I enable ALTQ for Class Based Queuing (CBQ) to divide a connection’s bandwidth into different classes or queues to prioritize traffic based on filter rules?

• BSD FTP-Proxy: PF Firewall Allow Outgoing Active / Passive FTP Connections
  

  Q. I’ve FreeBSD based Apache webserver. I need to allow outgoing ftp client requests so that BSD ports collection can download from various ftp sites. How do I allow outgoing FTP connection via PF network firewall software under FreeBSD or OpenBSD operating system?

• Access Any Remote Server Port Without Modifying Firewall Settings

  I’ve couple of remote servers and I’d like to access few admin only application running on port 10000 and 3001. My firewall only allows port 80, 443, 25, 22 and 110 for public access. Do I need to open port 10000 and 3001 for everyone using firewall? How do I access my admin only apps without opening port 10000 and 3001?

• FreeBSD / OpenBSD: PF Firewall Filter Large Number Of Subnets and IP Address
  

  Q. How do I filter larger number of subnets and IPs using OpenBSD’s pf firewall under FreeBSD 7.x server? How do I log all dropped packets from such ips? How do I block upto 10000 IPs or subnet without any performance penalty?

• FreeBSD Install and Configure Apache Web Server
  

  Q. How do I install and configure Apache web server under FreeBSD 7.x operating systems?

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