W&T connects
Interfaces for TCP/IP, Ethernet, RS-232, RS-485, USB, 20mA, glass and plastic fiber optic cable, http, SNMP, OPC, Modbus TCP, I/O digital, I/O analog, ISA, PCI
Firmware:

SIP Ring Switch 4xOut

Model 57753


Current firmware
Date Changes and comments Revision
January 31, 2024
  • MQTT - Payload is only checked for presence instead of agreement
  • MQTT - DNS resolution is more dynamic when connection is opened
  • Actions - Interval Timer L for last day of the month inserted (also possible: L-n)
1.70
ZIP download
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Older firmware
Date Changes and comments Revision
December 8, 2023
  • Switching behavior in case of failure between primary and secondary telephone system revised
1.69
on request
September 14, 2023
  • Outputs Pulse Mode - When entering a negative pulse duration the output performs a blink pattern while it is active
1.68
on request
July 10, 2023
  • Registration with USER ID and password possible for each extension
  • Configuration of a second telephone system for redundant systems possible.
1.67
on request
March 27, 2023
  • TCP/IP stack - MTU up to max. 1500 possible
  • Actions - Host name for HTTP requests in the head corrected
1.66
on request
February 2, 2023
  • Homepage - With showing without menu tree, login as User is also possible
  • TLS/SSL - SNI support (Server Name Indication) activated
1.65
on request
December 12, 2022
  • IP stack - MTU settable
  • IP stack - Improved processing of fragmented UDP packets
  • System start - When boot error occurs update mode is activated for system restore
  • SIP - Use of * in user list improved
  • SIP - Detection of the registration interval for Swyx systems added
1.64
on request
October 28, 2022
  • DHCP - Processing of the option flags expanded
  • SIP - Processing of fragmented UDP packets improved
  • System start - Configuration initialization optimized
1.63
on request
September 27, 2022
  • SIP - Problems with manual adding of new subscribers fixed
  • SIP - Register timeout given by the VoIP system is used
  • GUI - Minor optimizations
  • System - Config Upload optimized and accelerated
1.62
on request
August 31, 2022
  • SIP - Problems with manual adding of new subscribers fixed
  • GUI - Minor optimizations
  • System - Config Upload optimized and accelerated
Please use the newest included version of Wutility for the update.
1.60
on request
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