The [gdebug] configuration section

Softgun has a builtin gdb server. It listens on a TCP port for connections from your ARM/AVR/RX/M32C gdb. The TCP port and Interface can be configured in the [gdebug] section of the configuration file 
# ----------------------------------------------------
# Listen on local interface for gdb connections 
# ----------------------------------------------------
#
[gdebug]
host: 127.0.0.1
port: 4711