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Firmware:

Digital I/O Com-Server, 12I/12O

#50210

Current firmware
Date Changes and comments Revision
January 25, 2008
  • Corrected internal self-test
 1.34
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Older firmware
Date Changes and comments Revision
May 30, 2006
  • Optimized configuration uploading
  • Cosmetic corrections in Telnet menu
  • Correction: Deactivation of an SNMP manager deactivates the entire SNMP service
 1.32
on request
March 10, 2006
  • TCP checksum calculation expanded
  • Optimized generation of GARPs after reset and link loss
 1.31
on request
November 25, 2005
  • Assigning the subnet mask and gateway address through the serial port
 1.30
on request
April 19, 2005
  • Interoperability problems with some DHCP servers
    rectified
  • Assigning/changing the IP address with WuTility is
    also possible for IP address > 0.0.0.0 (only in conjunction
    with WuTility Version 2.61 and higher)
 1.29
on request
November 16, 2004
  • Modified behavior in FTP client mode with
    serial login string
  • Revision of IP bus mode
 1.28
on request
February 9, 2004
  • Introduction of an active keep-alive check.
    At adjustable intervals, the Com-Server verifies in a
    stand-alone fashion whether a TCP connection is still valid
  • Deactivation of the BOOTP client simultaneously
    switches off the RARP protocol too.
 1.27
on request
March 13, 2003
  • Optimizing the control port 9094
  • Adapting the "UDP-Client with serial addressing" mode
  • Change to SNMP traps
 1.26
on request
October 1, 2002
  • TELNET: Option with binary support
  • TELNET: Xon/Xoff handling optimized
  • TCP Server: Alternating access from Com-Port Redirector and normal socket connection possible
  • SNMP: Optimized walk over entire MIB
  • IO-UDP mode: Outgoing data transmissions generated by the Com-Server go to a fixed destination address, even when data is received from changing network subscribers
 1.25
on request
March 21, 2002
  • BOOTP: Vendor-specific area with fixed length
  • FTP client: Problems with connection establishment and simultaneous high response times in the network eliminated
  • Control port 9094: Error with Clear_Break eliminated
  • Baud rate divisor is freely adjustable via Telnet configuration
 1.24
on request
January 25, 2002
  • Sending of "Gratuitous ARP" at bootup
    (required for address management of some switches)
  • UDP Mode: Sending of broadcasts now possible
  • Optimized ARP handling
  • SLIP Mode: Problem when running without handshake eliminated
  • FTP Client: Problem when destination IP contains 0 bytes eliminated
    (applies only to some FTP servers)
 1.23
on request
July 26, 2001
  • Visual corrections in Telnet configuration menu
  • FTP client mode with serial protocol: To enable binary transmissions, the Protocol Char is no longer evaluated when TYPE I is used. Connection is terminated via Inactivity Timeout
 1.22
on request
May 29, 2001
  • Digital I/O Com-Server, all device revisions
 1.21
on request
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