The nerve roots pass through these joints to go from the spinal cord to the arms, legs and other parts of the body. These joints also allow the spine to bend and twist, and they keep the back from slipping too far forward or twisting without limits.
A forward ftp proxy is used to allow internal LAN clients to connect to Internet ftp servers when connecting through a PF firewall. All control and data connection rules are made by the ftp-proxy daemon and inserted into PF using anchors.
FTP is a file extension for a File Transfer Protocol configuration information file format. Like the Hypertext Transfer Protocol (HTTP), which is for displaying Web pages and related files, and the Simple Mail Transfer Protocol (SMTP), which is for e-mail, FTP is an application protocol that uses the Internet's TCP/IP protocols to transfer files.