The most common and most likely answer to this crossword clue is the 7 letter word WEBCAST
I've seen this crossword clue in Independent
W
E
B
C
A
S
T
More clues leading to the result WEBCAST
Buddy explains!

The straight part
We know that "Feature of Internet" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case feature of internet = webcast.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does WEBCAST mean?
WEBCAST noun- A video and/or audio broadcast transmitted via the Internet
- To make such a broadcast