2.42.6.3.39R9

• Date Released – 10-13-21

• Features

  • Add feature to hide missed call notification when phone is on DND

  • Improve and speed up the Firmware upgrading process.

• Bug Fixes

  • Fix issue where SIP Failover servers would not always work

  • LDAP search Name and Number at the same time causes the LDAP server response out-scope entries.

  • Abnormal Ring back Tone when the phone receives SDP 183 with G.722

  • Fixed the lack of "line key as cancel" function on V2 series phones

  • Incorrect identification with DTMF Type when establishing a call

  • Fixed an abnormal dial tone issue when there is a held call

  • Fix issue with LLDP timers not being honored correctly

  • Numerous other small bugs and improvements.

• See below attachments to download the firmware.

  • Firmware file fw520U.rom is used by the CIP 230 V2, CIP 250 V2 and 270 V2 Phones.

  • Firmware file fw520M.rom is used by CIP250 and CIP270 V1 Phones

  • Firmware file fw500M.rom is used by CIP230 V1 Phones

  • Firmware file fw46.rom is used by the CIP 200 Expansion Module.  Firmware Version 2.0.5.51 is latest Expansion Module Firmware paired for the CIP 270 V2 phone.

fw520U.rom

fw520M.rom

fw500M.rom