# VERSION=1
ttya:u:root:reserved:reserved:reserved:/dev/term/a:I::/usr/bin/login::9600:ldterm,
ttcompat:ttya login\: ::tvi925:y:# 

# VERSION=1

Indicates the Service Access Facility version number. 

ttya

Indicates the service tag. 

x,u

Identifies whether the following flags are set: 

x, which means do not enable the service

u, which means create a utmp entry for the service

root

Indicates the identity assigned to the service tag. 

reserved

This field is reserved. 

reserved

This field is reserved. 

reserved

This field is reserved. 

/dev/term/a

Indicates the TTY port pathname. 

/usr/bin/login

Identifies the full pathname of the service to be invoked when a connection is received. 

:c,b,h,I,r:

Indicates whether the following flags are set 

c, sets the connect on carrier flag for the port

b, sets the port as bidirectional, allowing both incoming and outgoing traffic

h, supresses an automatic hangup immediately after an incoming call is received

I, initializes the port

r, forces ttymon to wait until it receives a character fromt he port before it prints the login: message.

9600

Identifies the TTY label defined in /etc/ttydefs file

ldterm,ttcompat

Identifies the STREAMS modules to be pushed 

ttya login\:

Identifies the prompt to be displayed 

:y/n:

message

Identifies any inactive (disabled) response message 

tvi925

Identifies the terminal type. 

y

Indicates whether software carrier is set (y/n).