SENA

1. SENA HelloDevice Super series SS110/400/800 Universal Device Server One-Stop Solution in Device Networking Oct, 2003 March, 2002

2. Table of Contents • Overview • Functions & Features • Operation modes • Security • PC Card support • Customization • Development environment • CLI utilities • Custom application • Custom Web • Event handling • Data logging • Future Updates

3. Overview (1) • Linux-based Open platform (kernel 2.4.2) • Supports 1/2/4/8 serial port (RS232/422/485) • 1 PCMCIA slot • ATA flash memory, LAN/WLAN, PSTN/CDMA Modem • Flexible host mode mode • TCP/UDP single/multi-session support • Primary/Secondary host support • Powerful Security • Industry-standard encryption support • SSL, TLS • Encryption algorithm support • 3DES, RC4 • Flexible customization • Linux CLI with development environment • Source file add/modify/compile/link in 1MB user space • Web customization

4. Overview (2) Connections Device Remote Host Host (SS) Any device with serial interface • RS-232 • RS-422 • RS-485 • LAN • Wireless (802.11b) • PSTN • Mobile (CDMA)

5. Functions & Features • Operation modes • Data logging • Event handling • Security • PC Card support • Customization

6. Operation modes (1) box IP Addressing SS • 210.205.197.172 or ss.sena.com Dynamic DNS ... Port #1 Port #2 7001 7002 TCP/UDP port • When access the box • Telnet 210.205.197.172 or ss.sena.com • http://210.205.197.172 or ss.sena.com • When access the serial port • 210.205.197.172, 7001 or • ss.sena.com, 7001

7. Operation modes (2) Remote host • TCP/UDP Various operation modes device TCP/UDP socket Remote host • modem emulation DTE TCP socket • Dial-in/out mode Remote host modem TCP socket modem DTE

8. Operation mode (3) • Multiple remote hosts Up to 16 Remote destinations • Total 32 connections per serial port • Total 16 outgoing connections allowed • If connection to the primary fails, SS tries to connect the secondary remote host. (TCP mode) • Most suitable for multiple remote device monitoring application (Bi-directional) Secondary (back up to the primary) Primary Device Secondary Primary

9. Security • Serial data encryption • SSL v2 & v3, TLS • Supports encrypted key file • Option to authenticate clients using the client's certificate in server mode • Option to configure chain depth • Option to compare certificate common name with host • 3DES, RC4 • Static Key encryption • Secured Web interface • HTTPS • IP filtering • serial port based IP filtering • box based IP filtering • Secured file uploading • SCP

10. PC Card support

11. Customization Enjoy the full power of SS’ Linux platform to meet all your demands. • Development environment • CLI utilities • Custom application • Custom Web

12. Customization: Development environment • User space • 1MB user space in Flash • Compling source codes • PC Card development kit • Deploy the compiled image into SS

13. Customization: CLI utilities • Linux utilities • Shell & shell utilities sh, ash, bash, echo, env, false, grep, more, sed, which, pw • File & disk utilities ls, cp, mv, rm, mkdir, rmdir, ln, mknod, chmod, touch, sync, gunzip, gzip, zcat, tar, dd, df, du, find, cat, vi, tail, mkdosfs, mke2fs, e2fsck, fsck, mount, umount, scp • System utilities date, free, hostname, sleep, stty, uname, reset, insmod, rmmod, lsmod, modprobe, kill, killall, ps, halt, shutdown, poweroff, reboot, telinit, init, useradd, userdel, usermod, whoami, who, passwd, id, su, who • Network utilities ifconfig, iptables, route, telnet, ftp, ssh, ping • SS specific utilities • Configuration ss.edit, ss.apply, ss.save • Serial port ss.connect, ss.portmenu

14. Customization: Custom application (1) Remote host • Forms of custom application SS program stack Monolithic app Script Device • Filter app. • suitable for data manipulation • pass-through filter is provided by default • Monolithic app. – overall manipulation of device server functions

15. Customization: Custom application (2) • Applications • Data processing Encryption/decryption Conversion Calibration • Data storing Filtered data storage Formatted data storage • Data event handling Sophisticated event filtering Automatic reaction Rich event message editing • Network Network health test Multiplexing N:1 (remote hosts:device) communication • Periodic Job scheduling • SNMP Device specific MIB

16. Customization: Custom WEB (1) Configuration page • Dual homepages Embedded Web server Selectable as a homepage Mutually linked Custom page 1. Configuration page 2. Custom page

17. Customization: Custom WEB (2) • Authoring languages • Usages • Simple Text information on a device • Interactive information • Real-time monitoring and communication with a device • “Device Web Server”

18. Event handling • Event filtering and notification procedure SS Device SNMP trap reaction E-mail data stream message packaging filter (SMS) • Filter & reaction • String filter & string reaction

19. Data logging Data logging locations SYSLOG server Ethernet NFS server SS internal Memory (RAM) Storage PCMCIA card

20. Future updates • VirtualCOM mode • Encryption • Pin control • Auto TCP re-connection • Rich examples • Categorized examples • Modular design (as such Matlab Toolbox) • Customization tool support • HelloDevice IDE • Software accessories • HelloDevice Manager update • UNIX COM port redirector • MS-Windows based Development Kit

21. Point of Contact Sena Technologies, Inc. sales@sena.com Phone:+82-2-529-7025 Fax: +82-2-573-7710 Web Address: http://www.sena.com 210 Yangjae-dong Seocho-gu Seoul 137-130, South Korea