If you are refering to port 21 (networking) then it is the port used by the FTP process (File Transfer Protocol).
The person may be referring to AspenTech ip.21 which is a process control historian. See related link.
255.255.248.0
internal ip is ur lan ip external ip is ip of wan that is provided by isp
Brian Komar has written: 'SAMS teach yourself TCP/IP network administration in 21 days' -- subject(s): TCP/IP (Computer network protocol) 'MCSE Training Guide (70-240)'
There are several sites that one can get help on the topic "What is my IP Address?" These sites include What Is My IP Address, What Is My IP, My IP Address, and Trace My IP.
Your Minecraft IP is just your computer's ip. Go on google and ask what your ip is.
IP stands for Internet Protocol.If you want to know your IP address,visit Ip-details.com .
An IP scrambler is a device that scrambles your IP address making it nearly untraceable.
There are 2 main IP protocols. In IP version 4, each IP address has 4 octets. In IP version 6, each IP address has 16 octets.If somebody says "IP address" without further qualifications, he probably means IP version 4, since that is the current standard. IP version 6 is the planned future standard.There are 2 main IP protocols. In IP version 4, each IP address has 4 octets. In IP version 6, each IP address has 16 octets.If somebody says "IP address" without further qualifications, he probably means IP version 4, since that is the current standard. IP version 6 is the planned future standard.There are 2 main IP protocols. In IP version 4, each IP address has 4 octets. In IP version 6, each IP address has 16 octets.If somebody says "IP address" without further qualifications, he probably means IP version 4, since that is the current standard. IP version 6 is the planned future standard.There are 2 main IP protocols. In IP version 4, each IP address has 4 octets. In IP version 6, each IP address has 16 octets.If somebody says "IP address" without further qualifications, he probably means IP version 4, since that is the current standard. IP version 6 is the planned future standard.
In IP version 4, an IP address has 32 bits, or 4 bytes.In IP version 4, an IP address has 32 bits, or 4 bytes.In IP version 4, an IP address has 32 bits, or 4 bytes.In IP version 4, an IP address has 32 bits, or 4 bytes.
Private IP Address
no
The protocol is FTP and the port number 21 conquerorthecomputer.blogspot.com