R2511-HP MSR Router Series Terminal Access Configuration Guide(V5)
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mode 1
Operating mode of the ttyd process. 0 indicates many-to-one mode, and 1 indicates TTY one-to-one
mode. Currently, it must be set to 1.
nodelay 1
Specifies the ttyd process to support (with a value of 1) or not to support (with a value of 0) the nodelay
attribute. The default is 1, meaning that ttyd responds instantly upon receiving data from the peer. On low
speed lines, this can improve the echoing speed.
screen 0
Specifies the ttyd process to support (with a value of 1) or not to support (with a value of 0) the screen
saving function. The default is 1.
lang 1
Specifies the language for prompting ttyd authentication failure. It can be 0 for Chinese or 1 for English.
The default is 0.
logsep 1
Specifies whether to save ttyd logs separately. It can be 1, meaning that a log file is used for each
terminal, or 0, meaning a log file is used for all the terminals. The default is 1.
debugpath /var/ttydlist
Destination directory of the ttyd debugging files. It is /var/ttydlist by default.
autogetty 0
Specifies whether the ttyd program automatically calls the getty program. It can be 0, meaning that, it is
configured in the inittab system configuration file that the system is responsible for calling the getty
program, or 1, meaning the ttyd program will call the getty program. In SCO UnixWare, this value must
be set to 1. Once you set a value of 1, you can no longer configure it in the /etc/inittab file. Otherwise,
the program cannot operate normally.
This parameter only functions in TTY one-to-one mode.
sendsize 512
Maximum size of data that the ttyd program can put onto the network in one operation (in bytes). The
default is 512 bytes, and the recommended value ranges from 384 to 1024 bytes. You can adjust this
value based on the WAN link status.
readsize 300
Size of data that the ttyd program can read from a pseudo terminal in one operation (in bytes). The
default is 256 bytes, and the recommended value ranges from 200 to 384 bytes. You can adjust this
value based on the WAN link status.
Note that the value of readsize must be less than that of sendsize.
ttyp30 10.110.96.44 1 accesstime 2 8:00-12:00 13:00-18:00
Three values, the pseudo terminal number, router IP address, and the terminal number configured on the
asynchronous serial interface of the router, uniquely determine which router and which terminal on the
router a pseudo terminal corresponds to. This guarantees terminal number fixing. For example, the above
sample entry shows that pseudo terminal ttyp30 on the Unix server corresponds to the terminal
connected to the asynchronous interface with a terminal number of 1 on router 10.110.96.44. The name










