www.zyxel.com

XMG8825-B50A
Generic
Firmware Release Note
V5.17(ABMT.5)C0

Date: Jan 28, 2021
Author: Ryan Yeh
Reviewer:

THIS DOCUMENT CONTAINS PROPRIETARY TECHNICAL INFORMATION THAT IS THE
PROPERTY OF THE ZyXEL AND SHOULD NOT BE DISCLOSED TO OTHERS IN WHOLE OR IN
PART, REPRODUCED, COPIED, OR USED AS BASIS FOR DESIGN, MANUFACTURING OR
SALE OF APPARATUS WITHOUT WRITTEN PERMISSION OF ZyXEL.

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TABLE OF CONTENTSSUPPORTED PLATFORMS: ............................................................................................................... 6
VERSIONS: ............................................................................................................................................ 6
NOTES: ................................................................................................................................................... 6
DEFAULT SETTINGS IN FIRMWARE .............................................................................................. 7
PUBLIC DOMAIN SOFTWARE ANNOUNCEMENTS .................................................................... 8
KNOWN ISSUES ................................................................................................................................. 10
MODIFICATIONS IN 5.17(ABMT.5)C0 ........................................................................................... 10
MODIFICATIONS IN 5.17(ABMT.5)B5 ............................................................................................ 10
MODIFICATIONS IN 5.17(ABMT.5)B4 ............................................................................................ 11
MODIFICATIONS IN 5.17(ABMT.5)B3 ............................................................................................ 11
MODIFICATIONS IN 5.17(ABMT.5)B2 ............................................................................................ 11
MODIFICATIONS IN 5.17(ABMT.5)B1 ............................................................................................ 11
MODIFICATIONS IN 5.15(ABMT.4)B5_D0 ..................................................................................... 12
MODIFICATIONS IN 5.15(ABMT.4)B4_D0 ..................................................................................... 12
MODIFICATIONS IN 5.15(ABMT.4)B4 ............................................................................................ 12
MODIFICATIONS IN 5.15(ABMT.4)B3_D0 ..................................................................................... 13
MODIFICATIONS IN 5.15(ABMT.4)B3 ............................................................................................ 13
MODIFICATIONS IN 5.15(ABMT.4)B2_D0 ..................................................................................... 13
MODIFICATIONS IN 5.15(ABMT.4)B2 ............................................................................................ 13
MODIFICATIONS IN 5.15(ABMT.4)B1 ............................................................................................ 13
MODIFICATIONS IN 5.13(ABMT.3)B5 ............................................................................................ 13
MODIFICATIONS IN 5.13(ABMT.3)B4 ............................................................................................ 13
MODIFICATIONS IN 5.13(ABMT.3)B3 ............................................................................................ 14
MODIFICATIONS IN 5.13(ABMT.3)B2 ............................................................................................ 14
MODIFICATIONS IN 5.13(ABMT.3)B1 ............................................................................................ 15
MODIFICATIONS IN 5.13(ABMT.2)B1 ............................................................................................ 16
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MODIFICATIONS IN 5.13(ABMT.1)D1 ........................................................................................... 16
MODIFICATIONS IN 5.13(ABMT.1)D0 ........................................................................................... 16
MODIFICATIONS IN 5.13(ABMT.1)C0 ........................................................................................... 16
MODIFICATIONS IN 5.13(ABMT.1)B2 ............................................................................................ 16
MODIFICATIONS IN 5.13(ABMT.1)B1 ............................................................................................ 16
MODIFICATIONS IN 5.13(ABMT.0)D2 ........................................................................................... 17
MODIFICATIONS IN 5.13(ABMT.0)D1 ........................................................................................... 17
MODIFICATIONS IN 5.13(ABMT.0)D0 ........................................................................................... 17
MODIFICATIONS IN 5.13(ABMT.0)C0 ........................................................................................... 17
MODIFICATIONS IN 5.13(ABMT.0)B4_D0 ..................................................................................... 17
MODIFICATIONS IN 5.13(ABMT.0)B4 ............................................................................................ 17
MODIFICATIONS IN 5.13(ABMT.0)B3 ............................................................................................ 17
MODIFICATIONS IN 5.13(ABMT.0)B2 ............................................................................................ 17
MODIFICATIONS IN 5.13(ABMT.0)B1 ............................................................................................ 18

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Revision History
Date

ReleaseAuthorDescription

2018/07/06

1.0

Linda Huang

V5.13(ABMT.0)b1

2018/08/17

1.1

Linda Huang

V5.13(ABMT.0)b2

2018/09/14

1.2

D. Wolf Huang

V5.13(ABMT.0)b3

2018/10/12

1.3

D. Wolf Huang

V5.13(ABMT.0)b4

2018/10/12

1.4

D. Wolf Huang

V5.13(ABMT.0)b4_D0

2018/10/31

1.5

D. Wolf Huang

V5.13(ABMT.0)C0

2018/10/31

1.6

D. Wolf Huang

V5.13(ABMT.0)D0

2018/11/01

1.7

D. Wolf Huang

V5.13(ABMT.0)D1

2018/11/20

1.8

D. Wolf Huang

V5.13(ABMT.0)D2

2018/11/30

1.9

D. Wolf Huang

V5.13(ABMT.1)b1

2019/02/22

2.0

D. Wolf Huang

V5.13(ABMT.1)b2

2019/03/19

2.1

D. Wolf Huang

V5.13(ABMT.1)C0

2019/03/21

2.2

D. Wolf Huang

V5.13(ABMT.1)D0

2019/03/27

2.3

D. Wolf Huang

V5.13(ABMT.1)D1

2019/05/31

2.4

D. Wolf Huang

V5.13(ABMT.2)b1

2019/08/06

2.5

D. Wolf Huang

V5.13(ABMT.3)b1

2019/10/04

2.6

D. Wolf Huang

V5.13(ABMT.3)b2

2019/11/19

2.7

D. Wolf Huang

V5.13(ABMT.3)b3

2019/12/11

2.8

D. Wolf Huang

V5.13(ABMT.3)b4

2020/01/14

2.9

Emily Chang

V5.13(ABMT.3)b5

2020/01/17

3.0

D. Wolf Huang

V5.15(ABMT.4)b1

2020/03/05

3.1

D. Wolf Huang

V5.15(ABMT.4)b2

2020/03/05

3.2

D. Wolf Huang

V5.15(ABMT.4)b2_D0

2020/03/10

3.3

D. Wolf Huang

V5.15(ABMT.4)b3

2020/03/10

3.4

D. Wolf Huang

V5.15(ABMT.4)b3_D0

2020/03/27

3.5

D. Wolf Huang

V5.15(ABMT.4)b4

2020/03/27

3.6

D. Wolf Huang

V5.15(ABMT.4)b4_D0

2020/05/08

3.7

D. Wolf Huang

V5.15(ABMT.4)b5_D0

2020/06/05

3.8

D. Wolf Huang

V5.17(ABMT.5)b1

2020/08/28

3.9

D. Wolf Huang

V5.17(ABMT.5)b2

2020/09/25

4.0

Wilbur Lu

V5.17(ABMT.5)b3

2020/10/28

4.1

Wilbur Lu

V5.17(ABMT.5)b4
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2021/01/28

4.2

Ryan Yeh

V5.17(ABMT.5)b5

2021/01/28

4.3

Ryan Yeh

V5.17(ABMT.5)C0

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Zyxel XMG8825-B50A GenericV5.17(ABMT.5)C0
Release Note
Date: Jan 28, 2021

Supported Platforms:
Zyxel XMG8825-B50A
Zyxel XMG3927-B50A
Zyxel VMG3927-B50A
Zyxel VMG3927-B60A
Zyxel VMG8825-B50A
Zyxel VMG8825-B60A

Versions:
Bootbase Version: V1.62 | 07/17/2020 13:47:29
Firmware version : V5.17(ABMT.5)C0
Kernel version: 4.1.52
Annex A/B DSL modem code version: A2pvfbH045o/B2pvfbH045o
DSL driver version: d27j
BRCM WLAN code version: 7.14.170.43
3G dongle WWAN package version: 1.20
EasyMesh: 3.0
WX3401-B0 : V5.17(ABVE.0)b5
MPro APP :iOS: V2.1.0.200814.2
Android: 2.1.0.200814

Notes:
Bsa version command : bsa_cli version
uname –aadsl --version
wl ver
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wwanpackage info

Default Settings in Firmware- Refer to the *.rom in the fw release package.
- Please use the website http://jsoneditoronline.org/ to open the *. rom.

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Public Domain Software Announcements
Open Source
Used In

Modified

VersionFrom (Source)

License Terms

ares

1.1.1

ftp://athena-dist.mit.edu/pub/ATHENA/ares

OTHER

Modified

atftp

0.7.1

https://sourceforge.net/projects/atftp/

GPLv2

Modifiedbridge-Utils

1.5

https://git.kernel.org/pub/scm/linux/kernel/git/shemmi
GPLv2
nger/bridge-utils.git/

Modifiedbusybox1.20.1

https://busybox.net/

GPLv2

Modifiedbwm

1.1.0.org

ftp://ftp.sangoma.com/linux/utilities/

GPLv2

Used

clinkc2.4

https://sourceforge.net/projects/clinkc/

BSD

Modified

1.4.3

https://git.netfilter.org/conntrack-tools/

GPLv2

Used

dnsmasq

2.78

http://www.thekelleys.org.uk/dnsmasq/doc.html

GPLv2/GPLv3

Modified

dropbear2018.76https://github.com/mkj/dropbear

MIT

Modified

ebtables2.0.10-4

https://git.netfilter.org/ebtables/

GPLv2

Modified

eventlog

0.2.10https://github.com/balabit/eventlog

BSD

Used

expat

1.95.8https://github.com/libexpat/libexpat

MIT

Used

ez-ipupdate

3.0.11b8

http://ez-ipupdate.com/

GPLv2

Modifiedgettext

0.16.1

http://www.gnu.org/software/gettext/

GPLv2

Used

glib

2.37.7

http://www.gtk.org/

LGPLv2Used

iproute2

2.6.33https://github.com/shemminger/iproute2

GPLv2

Modifiediptables

1.4.16.3

https://git.netfilter.org/iptables/

GPLv2

Modifiedjpegsrcv9a

http://www.ijg.org/

IJG

Used

json-c0.13.1

https://github.com/json-c/json-c/downloads

MIT

Modified

libedit20080712-2.11

BSD

Modifiedlibffi3.0.11

http://pkgs.fedoraproject.org/repo/pkgs/libffi/libffi-3.0.
MIT
11.tar.gz/

Usedlibiconv

1.11.1

http://www.gnu.org/software/libiconv/

LGPLv2Modified

1.0.4

https://git.netfilter.org/libnetfilter_conntrack/

GPLv2

Used

1.0.0

https://netfilter.org/about.html

GPLv2

Modified

Product

conntrack-to
ols

libnetfilter_co
nntrack
libnetfilter_ct

http://pkgs.fedoraproject.org/repo/pkgs/libedit/libedit20080712-2.11.tar.gz/

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helperlibnetfilter_ctti

1.0.0

https://netfilter.org/about.html

GPLv2

Modified

1.0.2

https://git.netfilter.org/libnetfilter_queue/

GPLv2

Used

libnfnetlink

1.0.1

https://git.netfilter.org/libnfnetlink/

GPLv2

Used

libnl-tiny

0.1

https://github.com/openwrt/openwrt/tree/master/packa GPLv2/LGPLv2.
Used
ge/libs/libnl-tiny
1

libpcap

1.1.1

www.tcpdump.org

BSD

Used

libsrtp

1.4.2

https://github.com/cisco/libsrtp

BSD 3Clauses

Modifiedlibtool

2.4

http://www.gnu.org/software/libtool/

GPLv2

Used

libusb1.0.9

https://sourceforge.net/projects/libusb/

LGPL 2.1

Used

4.1.51

http://www.linux-mips.org

GPLv2

Modifiedlogrotate

3.7.1

https://launchpad.net/ubuntu/hardy/i386/logrotate/

GPLv2

Modifiedmailsend

1.17b15

https://github.com/muquit/mailsend/

BSD

Modified

nbtscan

1.5.1ahttp://www.inetcat.org/software/nbtscan.html

GPLv2

Modifiedncurses

5.7

http://ftp.gnu.org/pub/gnu/ncurses/

MIT

Modified

net-snmp

5.8

http://www.net-snmp.org/

ISC/BSD

Modifiedntfs-3g

2013.1.13

http://ntfs-3g.org

GPLv2/LGPLv2 Used

ntpclient

2007_365

http://doolittle.icarus.com/ntpclient/

GPLv2

Modified

openssl

1.0.2nhttp://www.openssl.org

OpenSSL

Modified

popt

1.16

http://rpm5.org/files/popt/

MIT

Modified

ppp

2.4.3

http://www.roaringpenguin.com/pppoe

GPLv2/BSD

Modifiedpure-ftpd

1.0.30

http://pureftpd.org

ISC/BSD

Modified

radvd

1.8

http://www.litech.org/radvd/

BSD

Used

readline

5.2

GPLv2

Used

samba

3.6.25

http://www.samba.org/samba/

GPLv3

Modifiedsqlite3.6.23.1

http://www.sqlite.org/

syslog-ng

2.0.10https://github.com/balabit/syslog-ng

GPLv2

Used

tcpdump4.2.1

http://www.tcpdump.org/

BSD

Used

meout
libnetfilter_qu
eueLinux/MIPS
Kernelhttp://cnswww.cns.cwru.edu/php/chet/readline/rltop.ht
ml

Public Domain
License

9/18

Used

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udhcp

0.9.8

http://udhcp.busybox.net/

GPLv2

Modified

updatedd

2.6

https://sourceforge.net/projects/updatedd/

GPLv2

Modified

2.1.0

http://www.draisberghof.de/usb_modeswitch/

GPLv2

Used

2.21.2https://github.com/karelzak/util-linux/

GPLv2

Used

https://sourceforge.net/projects/wide-dhcpv6/

BSD

Modified

usb-modeswit
chutil-linux
wide-dhcpv6

20080615

zebra

0.93a

http://www.zebra.org/

GPLv2/LGPLv2 Used

zlib

1.2.7

https://github.com/madler/zlib

zlib

Used

Known issues
1. Device will not send the beacon at channel 100 in shielding
box/room. Some of configuration skip channel 100 first.

Modifications in 5.17(ABMT.5)C0
Modifications in 5.17(ABMT.5)b5[FEATURE ENHACEMENT][BUG FIX]
1. [GUI] Vulnerability issue via Export_Log.
2. [Vulnerability] Arbitrary remote code execution (RCE) on the device
through an HTTP request.
3. [Vulnerability] Unauthenticated Denial-of-Service effectively
disabling the device’s web-interface.
4. [Security] DLNA vulnerability.
5. [#210100697][System] Supervisor password does not work from WAN
side after upgrade
6. [#201000137] RP FAILURE
7. Root shell obtained on the box
8. No restrictions on automount USB drive
9. [#201101559] MCS / throughput issue on WX3401 - XIAOMI,+SAMSUNG
10. [#201201005] WX3401-B0 loses backhaul

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Modifications in 5.17(ABMT.5)b4[FEATURE ENHACEMENT][BUG FIX]
1. [NAT] CPE hang and show "Invalid memory segment access" when
add an address mapping rule with interface "Default" then reboot
CPE.

Modifications in 5.17(ABMT.5)b3[FEATURE ENHACEMENT][BUG FIX]
1. [Security] WOL command injection
2. buffer overflow when upgrade FW

Modifications in 5.17(ABMT.5)b2[BUG FIX]
1. [Security] ACL rules with scheduler does not work
2. [DDNS] Input empty characters of Username will cause CPE crash
3. [UPnP] Run XBOX application, UPnP cannot open ports
automatically.

Modifications in 5.17(ABMT.5)b1[FEATURE ENHACEMENT]
4. [#191100506]Option 61 Identifier unique for each device
5. [#200100461]Updated JSON file with modifications for Czech
language
6. [#200106890]RFC 7599- Mapping of Address and Pomprt using
Translation (MAP-T) and RFC 7597-Mapping of Address and Port with
Encapsulation (MAP-E)
7. [#200200772]RFC 7599- Mapping of Address and Pomprt using
Translation (MAP-T) and RFC 7597-Mapping of Address and Port with
Encapsulation (MAP-E)
8. [#191200210]OPAL Support
Device.ManagementServer.InformParameter.{i}.
9. [#191200262]OPAL Support user_startup_parameters.sh
10. [#200300859]VMG8825, TR69 watchdog log
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11. OPAL Regular Q1Y20 b1_Key feature
12. OPAL Release_Remove WLAN schedule[BUG FIX]
1. [#190900425]Device.X_ZYXEL_LoginCfg.LogGp.i.Account.i.RemoteA
ccessPrivilege doesn't work
2. [#190900457]The bridge client cannot run IGMP server if If
Con-current WAN use PPPoE + bridge.
3. [#200100462]Other modifications for Czech language which are notavailable in JSON file
4. [#200100533]WAN interface with VLAN ID and default Gateway
5. [#191200311]Config DHCP client option42 on non-default interfaces
6. [#200201333]Parental control in Turkish language display incorrect
7. [#200201334]The Default of parental control in card page andadvance page are not consistent
8. [#200105375]SIP NAT Problem
9. [#200300675]{Security Vulnerability] - Kr00k with BRCM/Cypress wifi
chipset - Zyxel Uk
10. [#200401166]Encapsulation Type - GUI option ADSL over ATM, VDSL
over PTM
11. [#200401236]VMG8825, PeriodicInformTime via CLI

Modifications in 5.15(ABMT.4)b5_D0[BUG FIX]
1. Sometimes 5G signal will disappear when Extender connects to wifi
backhaul.

Modifications in 5.15(ABMT.4)b4_D0
Based on V5.15(ABMT.4)b4 to release V5.15(ABMT.4)b4_D0

Modifications in 5.15(ABMT.4)b4[FEATURE ENHACEMENT]
1. Parental Control page is the same as Card page
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2. Add Home Security page in Security submenu

Modifications in 5.15(ABMT.4)b3_D0
Based on V5.15(ABMT.4)b3 to release V5.15(ABMT.4)b3_D0

Modifications in 5.15(ABMT.4)b3[BUG FIX]
1. XMG3927 add extender will cause ""zyMAPSteer" daemon to
Disappear

Modifications in 5.15(ABMT.4)b2_D0
Based on V5.15(ABMT.4)b2 to release V5.15(ABMT.4)b2_D0

Modifications in 5.15(ABMT.4)b2[FEATURE ENHACEMENT]
1. Upgrade xDSL driver to A2x027e and phy code to X2pvfbH045k[BUG FIX]
1.

[eits #200200664] an admin account cannot backup trust domain
info.

Modifications in 5.15(ABMT.4)b1
1. First firmware release

Modifications in 5.13(ABMT.3)b5[BUG FIX]
1.

System will dead lock a period of time.

Modifications in 5.13(ABMT.3)b4[BUG FIX]
1. [#191100008]The Select Interfaces display abnormal when modify
Interface grouping
2. [QoS] Qos classification cannot work well after reboot
3. [WAN] In PPPoE mode, MTU can't set 1500.
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4. [Multy Pro_Agent] APP should not be used Net Access Schedle rule
when CPE F-Secure is enable

Modifications in 5.13(ABMT.3)b3[FEATURE ENHACEMENT]
1. [#190500612] DHCP option 43 enabled by default
2. [#190901023] FRQ VMG8825-B50B QoS / static route ro interface"drop"
3. [#191000125] EMG3525 Include GenXML utility in firmware
4. [#191000127] EMG3525 Multiple Ethernet WAN-interfaces without
VLAN-tag
5. [#191100119] Language Settings : modify languages option
6. Home Cybersecurity[BUG FIX]
1. [#190500035] VMG8825 zcmd reach the maximum number of instant,will loop endless.
2. [#190900750] Listing processes on console might output pppd authparams3. [#190900794] Listing processes on console might output pppd authparams
4. [#191000575] XML GPVInternetGatewayDevice.LANDevice.1.LANHostConfigManagement.I
PInterface.1.X_ZYXEL_DHCPv6Server.IANAPrefixes
5. [#191001109] VMG3625-T20A can't import trusted CA

Modifications in 5.13(ABMT.3)b2[FEATURE ENHACEMENT]
1. [#190500597] OPAL Generic Feature Request for GMT timezoe ofTurkey2. [#190800211] TR069 watchdog relaunch[BUG FIX]
1. [#190400662] DS Lite support DHCP option 64 configuration
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2. [#190600041] VMG8623-T50B - VoIP - Outgoing calls dropped when
the callee pick up the phone
3. [#190600082] GUI page will try to connect to a unnecessary
javascript/css
4. [#190700379] Multiple TCP-based remote denial of service
vulnerabilities
5. [#190700496] USB File Sharing case-sensitive issue
6. [#190800137] Pen Test Results - IZyShell Privilege Escalation
7. [#190800234] Pen test results - Vulnerable software packages - Risk
[Various - See CVE score]
8. [GUI] GUI description doesn't meet with latest OPAL ES
9. [USB] GUI display a strange blank folder on Share Directory List.

Modifications in 5.13(ABMT.3)b1[FEATURE ENHACEMENT]
1. [eITS #181200595] Support phones hook-state (on-hook/off-hook) in
the web VoIP Status page.
2. [eITS #190400092] Support IGMP log on system log.
3. [eITS #190400662]Support DHCPv6 option64 for IPv6 DS-Lite
4. [eITS #190400939] Support disable LEDs function in GUI.
5. [eITS #190500612] Enable DHCP option 43 by default
6. [eITS #190500747] Support Portuguese GUI.
7. [eITS #190500597] Support Turkey GUI.
8. [eITS #190500025] Separate LAN/WLAN as different column inremote management page.
9. [eITS #190700652] Support Russian GUI.
10. Support Czech GUI.
[BUG FIX]
1. [eITS #190201272] TR-181 has DSL-errors in Eth-WAN mode.
--> Refer to spec of TR-098 and TR-181, change not support
parameter value to "4294967295".
2. [eITS #190200506] VMG8825 SNAT CPE-LAN when DMZ enabled.
3. [eITS #190600043] Correct incorrect spelling on voip call history
page.
4. [eITS #190501104] Some TR069 atm parameters will be returned on
eth/vdal/wwan interfaces with GPN.
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5. [eITS #190600597] Upload certificate error after changed gateway IP
address
6. [eITS #190700674] DHCP with one address ip(Configure LAN subnet
mask to 255.255.255.252) in the pool don't work.

Modifications in 5.13(ABMT.2)b1[BUG FIX]
1. #94227 [eits# 181200918] Missing 5ghz beacons

Modifications in 5.13(ABMT.1)D1
Based on V5.13(ABMT.1)D0 to release V5.13(ABMT.1)D1

Modifications in 5.13(ABMT.1)D0
Based on V5.13(ABMT.1)C0 to release V5.13(ABMT.1)D0

Modifications in 5.13(ABMT.1)C0
Based on V5.13(ABMT.1)b2 to release V5.13(ABMT.1)C0

Modifications in 5.13(ABMT.1)b2[FEATURE ENHACEMENT]
1. [eits# 181200065]No reason to use telnet if SSH is available
2. [eits# 181200071]traditional session accepted in pure-ftpd config
3. [eits# 181100377]smb and telnet LAN/WAN port disabled, and neverstart up during CPE boot up. But no need to remove from FW[BUG FIX]
1. [eits# 181100543]Traffic flow doesn’t fail after the change in IP range

Modifications in 5.13(ABMT.1)b1[FEATURE ENHACEMENT][BUG FIX]
1. XMG8825-B50A 5G WPA2 group key issue
2. [Multy Pro] No steering record in Steering Status page.
3. [GUI] According ES, The "Home" should be renaming "Connection
status"
4. [LAN] IP Address range in LAN Page is different with Home Page.
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5. [Multy Pro] While verifying AP roaming at rental house, it occurs all
wifi client disconnect issue.

Modifications in 5.13(ABMT.0)D2
Based on V5.13(ABMT.0)D1 to release V5.13(ABMT.0)D2

Modifications in 5.13(ABMT.0)D1
Based on V5.13(ABMT.0)D0 to release V5.13(ABMT.0)D1

Modifications in 5.13(ABMT.0)D0
Based on V5.13(ABMT.0)C0 to release V5.13(ABMT.0)D0

Modifications in 5.13(ABMT.0)C0
Based on V5.13(ABMT.0)b4 to release V5.13(ABMT.0)C0

Modifications in 5.13(ABMT.0)b4_D0
Based on V5.13(ABMT.0)b4 to release V5.13(ABMT.0)b4_D0

Modifications in 5.13(ABMT.0)b4[FEATURE ENHACEMENT]
1. [eits#181000036] customize DSL physical configuration
2. [eits#180900667] Questionable RSSI - Different Values on
PC/Router/MP App[BUG FIX]
1. [eits#180900791] Band Steering back to 5G not working.
2. [eits#181000022] 5GHz Performance issue

Modifications in 5.13(ABMT.0)b3[FEATURE ENHACEMENT][BUG FIX]
1. [Security] Automatic DNS registration and autodiscovery
2. [Security] CSRF vulnerabilities.
3. [eits #180800183] Band Steering back to 5G not working

Modifications in 5.13(ABMT.0)b2[FEATURE ENHACEMENT]
17/18

www.zyxel.com[BUG FIX]

Modifications in 5.13(ABMT.0)b1
1.

First firmware release

18/18