home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
1000 Apple LAN Literacy
/
1000 Apple LAN Literacy.iso
/
Apple LAN Literacy
/
Literacy Segments Part 3
/
Literacy Segments Part 3
/
card_20260.txt
< prev
next >
Wrap
Text File
|
1989-08-22
|
878b
|
32 lines
-- card: 20260 from stack: in
-- bmap block id: 20490
-- flags: 0000
-- background id: 23181
-- name: Access Methods E/5
----- HyperTalk script -----
on openCard
beenHereFlag 1,2
-- first param is item #, second is line # (of global)
pass openCard
end openCard
-- part contents for background part 6
----- text -----
20260
-- part contents for background part 23
----- text -----
With collision avoidance, collisions will still occur occasionally.
In this example, B and C checked the carrier at exactly the same time and both found it clear, so they began transmitting at the same time.
Neither transmission will be valid, and both B and C will be made aware that a collision has occurred.
-- part contents for background part 5
----- text -----
Example 1: LocalTalk Using CSMA/CA (4 of 5)
-- part contents for background part 3
----- text -----
Access Methods