cnWave System Release has been released

cnWave 60GHz System Release has been released. Find the firmware and full release notes at

:point_right: Upgrade the External E2E controller first and then the nodes
:point_right: When using onboard controller, its recommended to upgrade the whole mesh together.
:point_right: Upgrading to 1.1.0-r4 OVA is recommended (if using External E2E)

Features introduced in System Release

  • Enhanced link diagnostics - Beam angle statistics
  • Additional scan scheduling option for beam adjustment
  • iPerf tool for testing network throughput
  • New metrics added to the Links statistics
  • Monitor IPv4 Gateway
  • Parameters for disabling UI and SSH access
  • Interference mitigation improvement
  • New remote debug commands
    1. Show Wired Interface State Changes
    2. Show ipv4 neighbors
    3. Show ipv6 neighbors
  • Enhanced CN channel scanning and configuration options
  • DN Channel rescan
  • With upcoming cnMaestro 4.1.0 (Maps) and Release, following tools are available
    1. Node Throughput
    2. Link Throughput
    3. Trace Current best routes to PoP from a DN or CN

Other Enhancements / Improvements in System Release

Tracking number Product Description
60 GHz cnWave-3656 All The CN or DN’s reachability of Onboard Controller in a multi-PoP topology has been improved, especially when a PoP to PoP wired communication is down.
60 GHz cnWave-3633 All Following PoP reachability-specific watchdog timers have been made configurable: envParams.CAMBIUM_POP_UNREACHABLE_REBOOT_ TIMEOUT_INTERVAL: When a PoP that has been reachable disappears, reboot after this timeout period (seconds). envParams.CAMBIUM_NO_POP_SINCE_REBOOT_ TIMEOUT_INTERVAL: If there is no PoP reachable since boot, then reboot after this timeout period (seconds).
60 GHz cnWave-3619 All Improvements have been made related to GPS stability.
60 GHz cnWave-3468 All A configurable option has been added to disable the downlink Multicast flood.
60 GHz cnWave-3416 All An option has been added in the UI to disable the rescan of CN channel.
60 GHz cnWave-3415 All Following enhancements have been made for an easy access of the Recovery mode UI: Increased the time window during which the Recovery mode UI can be accessed. Improved responsiveness to HTTP requests on active Ethernet connections.
60 GHz cnWave-3400 All The filed diags collection has been improved.
60 GHz cnWave-3356 All The iPerf tool has been added to the Tools page of the E2E Controller device UI.
60 GHz cnWave-3348 All Improvements have been made to Ignition algorithm for allowing all links to get a fair ignition chance.
60 GHz cnWave-3344 All An event was added when the Gateway was unreachable. This has been enhanced now.
60 GHz cnWave-3339 All The robustness of the link ignition has been improved.
60 GHz cnWave-3317 All Timed out UI sessions were found, earlier, when login was disabled. This has been enhanced now.
60 GHz cnWave-3260 V2000 The V2000 throughput has been improved when V2000 acts as relay in a Daisy Chain topology.
60 GHz cnWave-3228 All The disableCNChannelRescan configuration parameter has been added to control the CN rescan functionality. By default, the value of this parameter is true. The CN rescans all channels if the link goes down for 120 seconds.
60 GHz cnWave-3221 All Updates have been made to improve the link stability at MCS levels 10, 11, and 12.
60 GHz cnWave-3183 V3000 and V5000 The stability for 1 Gbps SFP connections has been enhanced.
60 GHz cnWave-3179 All If PoP was unreachable for an hour, the node rebooted periodically. This has been enhanced now.
60 GHz cnWave-3169 All A support has been added for Singapore country (ROW list).
60 GHz cnWave-3114 All An image file truncated during download, earlier. In this release, the software upgrade reliability has been enhanced.
60 GHz cnWave-3090 All A security warning has been added if passwords are default.

Problems corrected in System Release

Tracking number Product Description
60 GHz cnWave-3714 All In the Onboard Controller network, when seed prefix was modified, the software upgrade of CNs failed.
60 GHz cnWave-3710 All When the antenna alignment was complete, ignition of the link stayed disabled. This was observed, occasionally.
60 GHz cnWave-3687 V2000 V2000 did not respond to IPv4 pings that were destined to it.
60 GHz cnWave-3682 All Stale Layer 2 tunnels were observed on PoPs.
60 GHz cnWave-3613 V3000 When multiple relay ports were enabled on a V3000 device, the management IPv4 of CNs was not accessible.
60 GHz cnWave-3530 All E2E controller’s memory consumption increases over time.
60 GHz cnWave-2360 V3000 and V5000 When the SFP module was present and the SFP link was not used, the device rebooted periodically.
60 GHz cnWave-2850 All The E2E Controller device crashed while deleting a node.
60 GHz cnWave-3162 All The UI did not support or enable ignition ever after the antenna alignment was complete.
60 GHz cnWave-3213 V3000 and V5000 When a node was left idle for few hours, the Management IP was not accessible while accessing the node through a main port.
60 GHz cnWave-3276 V1000 The device type was shown as CN on enabling E2E Controller for V1000.
60 GHz cnWave-3301 All Prevented packets from being leaked, indefinitely, when there was no link to an installed SFP.
60 GHz cnWave-3322 V5000, V3000, and V2000 Minion continuously restarted when a V5000, V3000, or V2000 device was set to factory default and configured as DN using the local UI.
60 GHz cnWave-3349 V5000 Toposcan stopped traffic on the neighbour V5000 sector.
60 GHz cnWave-3409 V1000 The iPerf throughput for V1000 was low on running the iPerf tool from the device UI (Tools page).
60 GHz cnWave-3423 All The WSEC PSK password did not allow or support the $ character.
60 GHz cnWave-3427 All In Fig O topology deployments () with wsec enabled, one of the wireless links did not come up.
60 GHz cnWave-3466 All Controller crashed when a non-existing node was deleted using API.
60 GHz cnWave-3477 All The VLAN traffic was not found in the allowed list due to which it was not dropped.
60 GHz cnWave-3487 V2000 The V2000 node rebooted while downloading the field diags.
60 GHz cnWave-3502 All A momentary drop was observed (for 10-20 seconds) in the CN traffic when a new CN link was added to PoP.
60 GHz cnWave-3505 All Configuration snapshots taken by E2E Controller filled the docker file system.
60 GHz cnWave-3540 All With Onboard Controller, when a new pop was added from cnMaestro, both the PoPs were not in the same IPv6 subnet.
60 GHz cnWave-3549 All During the heavy bidirectional UDP traffic, the onboard PoP was unresponsive.
60 GHz cnWave-3550 All SNMPv2 MIB: The sysName OID has been corrected to use node name instead of node MAC.
60 GHz cnWave-3605 V5000 For V5000, the EIRP values were incorrect when sector 1 was configured with channel 1 and sector 2 was configured with channel 4.
60 GHz cnWave-3606 V2000 When a client roamed from one V2000 to the other V2000 in a PtP connection, the client experienced drop of packets up to 30s.
60 GHz cnWave-3622 V5000 V5000 as a PoP did not onboard cnMaestro after it was upgraded. It got stuck at the time of reboot.
60 GHz cnWave-3200 All Restarted the DHCPv6 relay on encountering errors while sending the uplink packets.
60 GHz cnWave-3325 All Synchronized Link and Node reporting status, which stopped link up and node down reporting issues.
60 GHz cnWave-3330 All Corrected sysDescr and sysObjectID SNMP OIDs.
60 GHz cnWave-3334 All On adding the primary link (after deleting it), the backup link got disconnected and CN moved to the primary link.
60 GHz cnWave-3344 All Added an event if Gateway was unreachable.
60 GHz cnWave-3347 All All disabled links got enabled after the PoP rebooted.
60 GHz cnWave-3136 V2000 With the Aux port negotiated to 2.5 Gbps, the Main port did not work at 1 Gbps for V2000.
60 GHz cnWave-28605 All Sometimes, the external E2E Controller consumed high CPU and memory when it was upgraded to 1.2.2 release version.
60 GHz cnWave-3272 All In some instances, CN lost WSEC configuration while scanning.
60 GHz cnWave-3141 All Deleted the routes used by DHCPv6 relay when a CPE interface was down. This behaviour can be turned off by setting the CAMBIUM_DHCPv6_DELETE_ASSIGNMENTS_CPE_DOWN parameter to false.
60 GHz cnWave-3152 All The UI did not display the drop-down list options for Select Logs and Select Nodes parameters (on the Engineering Logs page) when the browser was refreshed.
60 GHz cnWave-3182 All Added timestamps to the DHCPv6 relay logs.
60 GHz cnWave-3191 V2000 The Link Uptime statistics was incorrectly updated on the UI in case of a hard reboot of the PoP node.
60 GHz cnWave-3200 All Added a restart mechanism to DHCPv6 Relay when it was unable to relay messages to the DHCPv6 server.
60 GHz cnWave-3222 V2000 Factory reset did not disable E2E Controller.
60 GHz cnWave-3245 All The UI allowed configuring special characters for the Max EIRP value on an individual node.
60 GHz cnWave-3250 V2000 The V2000 throughput was lower in Layer 3 mode or when it was a DN in a mesh topology.
60 GHz cnWave-3252 V2000 Sometimes, the Main port of V2000 did not pass traffic even if it was linked up at 1000M (on rare occasions).This event occurred following after a 10M link transition (UP and Down).

Known Issues or Limitations in System Release

Tracking Number Product Description
60 GHz cnWave-2896 V2000, V3000, and V5000 A node changing from DN to CN or vice versa requires reboot.