# QRTB 2.7.8 - New eNB software has been released!

**URL:** <https://community.na.baicells.com/t/qrtb-2-7-8-new-enb-software-has-been-released/1585>\
**Category:** Announcements\
**Created:** [September 9, 2021, 9:42pm UTC](https://community.na.baicells.com/t/qrtb-2-7-8-new-enb-software-has-been-released/1585 "2021-09-09T21:42:17Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![jesse](https://avatars.discourse-cdn.com/v4/letter/j/c77e96/32.png) [@jesse](https://community.na.baicells.com/u/jesse)\
**Post date:** [September 9, 2021, 9:42pm UTC](https://community.na.baicells.com/t/qrtb-2-7-8-new-enb-software-has-been-released/1585/1 "2021-09-09T21:42:17Z")

</div>

QRTB 2.7.8 for Nova 436Q/430 and Neutrino 430 TDD base stations has been released. This version mainly adds a number of mobility features and improves on uplink and scheduling performance.

**Supported Hardware:**  
Nova 436Q _(4\*1W Outdoor eNB | mBS31001)_  
Nova 430 _(4\*250mW Outdoor eNB | pBS3101SE)_  
Nova 430i _(4\*250mW Outdoor eNB | pBS3101S)_  
Neutrino 430 _(4\*250mW Indoor eNB | pBS31010)_

Software Download: [https://na.baicells.com/download/BaiBS\_QRTB\_2.7.8.IMG](https://na.baicells.com/download/BaiBS_QRTB_2.7.8.IMG)

**Changelog:**

```
==========================
Version BaiBS_QRTB_2.7.8
--------------------------

New Features:
- Added: MOCN support
- Added: X2 support
- Added: ANR support
- Added: MME Pool S1 handover
- Added: PFS Scheduler
- Added: Dynamic TTI scheduling
- Added: 3UE/TTI
- Added: Dynamically change target UL SINR for UEs based on RSRP

Improvements:
- Improved: Display UE IMSIs on Overview page when LGW is disabled
- Improved: Display uptime on Overview page
- Improved: ICMP latency decreased in 96 UE mode
- Improved: Increase target UL BLER from 5 to 10%
- Improved: Lower power if eNB antenna is not detected (damage prevention)

Bug Fixes:
- Fixed: Importing configuration file from another eNB SN will reset license controlled features
- Fixed: Cannot access eNB webGUI when configured with CGNAT IP address
- Fixed: eNB may coredump when UEs are trying to attach and eNB is at max UE capacity
- Fixed: [HaloB] Cat12 CPE cannot attach when HaloB is enabled
- Fixed: [HaloB] eNB may not go Active after software upgrade when in Standalone mode
- Fixed: [KPI] Statistic error in number of handover requests
- Fixed: [KPI] Statistic error in ERAB count
- Fixed: [KPI] Statistic error in average UL PRB count
```