Essential Network Commands

netstat (current TCP/IP connections)
nbtstat (current TCP/IP connections using NBT (NetBIOS over TCP/IP))


Internet Assigned Numbers Authority

IANA is a department of ICANN, a nonprofit private American corporation that oversees global IP address allocation, autonomous system number allocation, root zone management in the Domain Name System (DNS), media types, and other Internet Protocol-related symbols and numbers.

Users are assigned IP addresses by Internet service providers (ISPs). ISPs obtain allocations of IP addresses from a local Internet registry (LIR) or National Internet Registry (NIR), or from their appropriate Regional Internet Registry (RIR):

Registry Area Covered
AFRINIC Africa Region
APNIC Asia/Pacific Region
ARIN Canada, USA, and some Caribbean Islands
LACNIC Latin America and some Caribbean Islands
RIPE NCC Europe, the Middle East, and Central Asia

How to Extract Subtitle from MKV, AVI, MP4

Steps on How to Extract Subtitles from MKV, AVI, TS, MP4, etc

Free download and install Faasoft Video Converter

Step 1 Add MKV to Faasoft
Just drag and drop your MKV files to the main interface of Faasoft. Or click “Add File” button of the program to open MKV files.

Step 2 Open the Properties window
Click “File” Menu of the program to select “Properties…” to open the file property window.

Step 3 Extract subtitles from MKV
In file property window, look for subtitle stream. If the stream is a text subtitle stream, you will see a button named “Save As” near it. Click this button, and you can save this text subtitle stream into a SRT file.