Case study on troubleshooting issues where some wireless devices fail to detect 2.4G signals at a specific site

• wlan radio frequency
• WA6600/WA6500/WA6300/WA5600/WA5500/ WA5300/WA4600/WA4300 series

A certain site encountered abnormal DHCP Delay (relay) terminal address acquisition

• DHCP
• V7 AC

R3820 G3 RAID controller reports error: "Communication between the iBMC and RAID controller card 1 failed"

• RAID
• H3C Kunpeng Series
• H3C rack series

Some WiFi 7 devices at overseas sites cannot detect 6GHz wireless services

• wlan access
• V7 AC

The issue where APs rrop function intercepts RA packets causing terminals to fail learning IPv6 gateway information

• wlan access
• V7 AC

The firewall Vulnerability repair

• certificate
• General

★ The vm console of the UIS platform is black

• Cloud host

★ A certain site reported that the NVME disks of the R4900 G6 server cannot be configured for RAID.

• RAID
• H3C rack series

After configuring the UIS SRM synchronous replication pair, created a new virtual machine to execute the recovery plan, but the task details showed that restore vm failed.

• Cloud host

After the UIS server is powered off abnormally, the reverse recovery plan reports an error and the SRA command cannot be executed.

• Cloud host

★ The status of the SRM asynchronous remote replication pair is displayed as Failure

• Cloud host

Does the firewall involve Netgear VPN SQL injection vulnerability (CVE-2022-29383)

• Vulnerability scan
• Vulnerability related
• Firewall M9000 Series, M9000-S Series, M9000-X Series, M9000-AI Series
• NGFW Firewall

firewall password forgotten

• Other
• NGFW Firewall

Troubleshooting case for frequent AP disconnection issues at a specific site

• AP management
• V7 AC

Case study on troubleshooting white page issue when logging into device WEB via hwtacacs on WX3510X at a certain site

• Equipment management
• V7 AC

Three nodes of ADDC controller (CTL) turn red

• ADDCSolution

ADWAN7.1 scheduling issue: under excessive load conditions, high precedence services may also be scheduled away

• ADWANSolution

ADDC manually managed device, device displays openflow connection fail

• ADDCSolution

AD Campus wireless non-authenticated terminals cannot obtain an address

• ADCampusSolution

ADDC device automation online cannot obtain address

• ADDCSolution