The emask command sets X.3 parameter 20.
It lets you decide which characters are not echoed to the screen. Possible values are:
|
Mask Value |
Characters Not Echoed |
|---|---|
|
1 |
CR |
|
2 |
LF |
|
4 |
VT, HT, FF |
|
8 |
BEL, BS |
|
16 |
ESC, ENQ |
|
32 |
ACK, NAK, STX, SOX, EOT, ETB, ETX |
|
64 |
DEL, CAN, DC2 |
|
128 |
All other control characters |
To set more than one value, add them together. For example the default value is 192, which means 128 plus 64.