// // Copyright (C) 2004 Andras Varga // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // // // Models Telnet sessions with a specific user behaviour. // The server app should be TCPGenericSrvApp. // Compatible with both IPv4 and IPv6. // // NOTE: This module emulates a very specific user behaviour, and as such, // it should be viewed as an example rather than a generic Telnet model. // If you want to model realistic Telnet traffic, you are encouraged // to gather statistics from packet traces on a real network, and // write your model accordingly. // simple TelnetApp parameters: address: string, // may be left empty ("") port: numeric const, // port number to listen on connectAddress: string, // server address (may be symbolic) connectPort: numeric const, // port number to connect to startTime: numeric, // time first session begins numCommands: numeric, // user types this many commands in a session commandLength: numeric, // commands are this many characters (plus Enter) keyPressDelay: numeric, // delay between keypresses commandOutputLength: numeric, // commands produce this much output (bytes) thinkTime: numeric, // user waits this much before starting to type new command idleInterval: numeric, // time gap between sessions reconnectInterval; // if connection breaks, user waits this much before trying to reconnect gates: in: tcpIn; out: tcpOut; endsimple