/
3.3.11.67

3.3.11.67

Sept 22, 2025

What's new in 3.3.11.67

  • Tracking 24098 - SBC does not pass T.38 SDP - TB-2180
    • An SDP is now considered to have T.38 present if there is either an active t38 capability, or an inactive t38 capability with no other active capabilities.
  • tbx_cli_tools_remote: No such file or directory - TB-5792
    • Improved robustness of certain internal files that could previously become corrupted during a power outage.
  • GR-303 is limited to 15 groups when using H.248 - TB-5881
    • The number of GR-303 groups is no longer limited:
      • A TMG800 still supports 8 groups with 2 T1 each
      • A TMG3200 now supports 42 groups with 2 T1 each
      • A TMG7800 now supports 672 groups with 2 T1 each
  • Confusion around mgmt interfaces for the HTTP and SSH services - TB-5946
    • When “Allow on mgmt only” is enabled for the HTTP or SSH services, the IP interface list is now filtered to show only management interfaces, instead of being completely hidden.
  • Issue with HTTPS on 1+1 after a system is restarted - TB-6000
    • Resolved a rare issue where, after a system restart, the web server would not be accessible in HTTPS.
  • GR-303 menu is missing after upgrade from 3.2 - TB-6024
    • Fixed the access rights of the GR-303 menu in the Web Portal after upgrading from version 3.2 to 3.3.
  • Cannot delete HTTP service of a non-active config - TB-6034
    • Allowed HTTP service deletion in non-active configurations.
  • Explicit H.248 media descriptors required for Metaswitch CFS interoperability - TB-6042
    • The configuration of certain MGCs requires the explicit inclusion of media descriptors for proper function. H.248 transaction replies will now contain both the Local and Remote media descriptors, even when only one is modified.
  • KVM virtio network link shows 4294967295 Mb/s - TB-6056
    • When the ProSBC is unable to detect the link speed of a network interface, it will now display “Unknown Mbps”.
  • SBC unnecessarily changes SRTP key despite no SDP change in 18x response - TB-6098
    • Fixed an issue in an asymmetric RTP/SRTP scenario where the SBC generated a new SRTP key when relaying a 18x response, despite no change in the received SDP.
  • Locking a configuration does not prevent activating another one - TB-6099
    • A locked configuration can no longer be overridden by activating another configuration.
  • Activating a software package does not refresh the web page - TB-6117
    • The Web Portal login page now appears automatically once the system is ready following a package upgrade.
  • Software transcoding support for PBX media bypass/offloading - TB-6127
    • Added support for software transcoding when a PBX operates in media bypass and offloads the RTP media to the ProSBC.
  • Invalid IP addresses can be configured - TB-6137
    • Fixed an issue where partial IP addresses such as ‘192.168’ could be configured. The system now enforces valid IP addresses.
  • Incorrect "Source IP" documentation in ACL rule filter - TB-6138
    • Clarified the “Source IP” tooltip by removing the text that said domain names were not supported.Also fixed an error message that mislabeled ‘Source Address’ as ‘Destination Address’.
  • tbrouter unable to start on systems with 32 CPU - TB-6141
    • Resolved an issue where tbrouter failed to start on systems with 32 or more CPUs.
  • Transport Servers limited to 29 on ProSBC - TB-6158
    • In recent versions, the number of transport servers was mistakenly limited to 29 on the ProSBC. The limit has been increased to 96.Note that Tmedia devices are still limited to 29 transport servers.
  • Status web page not loading in some situations - TB-6159
    • Improved the Web Portal status page robustness to allow rendering even when some data are missing.
  • Network mgmt interface could be unreachable after initial installation - TB-6177
    • Fixed an issue where the management interface could lose connectivity after initial installation and require a reboot. Routes are now maintained when management interfaces are renamed.
  • Call fails with 488 as SDP with specific o= usernames cannot be parsed - TB-6190
    • Parsing of the origin-field in an SDP has been improved to ensure valid values are correctly parsed.
  • Tracking 26156 - INVITE retransmissions not compliant with SIP specifications - TB-6191
    • Fixed an issue where the NAT keepalive timer on UDP was not restarted on INVITE retransmissions.
  • ProSBC Web Portal license activation issue on ESXi 7 - TB-6192
    • Resolved an issue where the “Get or renew license” link in the Web Portal was invalid, preventing license activation. This was observed on some ProSBC systems running on VMware ESXi 7.
  • ProSBC not adding crypto key on delayed offer - TB-6193
    • ProSBC now includes the crypto key in 18X responses for delayed offers.
  • SDP Session Version always increment on ACK with SDP - TB-6226
    • Improved Session Version handling in scenarios with SIP ACK + SDP.
  • UPDATE missing from Allow header in INVITE - TB-6257
    • When the “Forward SIP UPDATE” profile parameter is disabled, the ProSBC will now add UPDATE to the Allow header of outgoing SIP messages, even if it was not present in the received SIP message.
  • Next DNS SRV candidate must not be attempted once a SIP CANCEL has been received - TB-6258
    • The ProSBC no longer retries alternative DNS destinations once a call has been aborted.