HowToFixMe
Warranty / RMA / Support

Huawei: How to look up a known issue / bug ID

By Sai Kiran Pandrala · reviewed by Sai Kiran Pandrala, Editor Last verified: 2026-05-30

⚡ At a glance
VendorHuawei
Operating systemVRP (Versatile Routing Platform)
CategoryWarranty / RMA / Support
Skill levelIntermediate to advanced
DIY-able?Yes with CLI access; some scenarios need Huawei TAC + RMA.

What this guide covers

How to look up a known issue / bug ID in the Huawei support ecosystem.

Step-by-step

  1. Open https://support.huawei.com/enterprise/en/bulletins-product/ENEWS2000001625
  2. Search by product + release + keywords matching your symptom.
  3. Filter by severity.
  4. Open the bug document for status, fixed-in releases, and workarounds.
  5. Upgrade to a fixed release or apply the workaround.

Useful URLs

Frequently asked questions

Will this work on my specific VRP (Versatile Routing Platform) version?

The procedure reflects current VRP (Versatile Routing Platform) behaviour. Older releases may need minor syntax adjustments, use the CLI help (? or tab-completion) to verify.

Should I open a Huawei TAC case immediately?

Open one if you suspect hardware failure or the symptom persists after a maintenance-window reload. Make sure your support entitlement is active first.

Where can I find the Huawei official documentation?

https://support.huawei.com/enterprise/en/knowledge-base.html. search the product family + feature name.

Is this procedure safe in production?

Test in a lab or maintenance window first. Capture pre-change state so you can roll back.

Related guides worth a look while you sort this one out:

References

Reference material, not professional advice. Validate against your specific VRP (Versatile Routing Platform) version and test in a non-production environment before applying.

What changed recently?

Fault diagnosis on a Huawei: device goes faster when you map the symptom to a recent change:

The answer narrows the root cause to a manageable subset.

Before you start

A few things to confirm so the Huawei: device fix goes cleanly:

Verification checklist

After applying the fix on your Huawei: device, confirm:

When to call Huawei: support instead

Escalate if:

More frequently asked questions

Can I roll this back if something breaks?

Yes for software-level changes (firmware rollback, config rollback). Hardware changes are usually one-way. Always back up settings before starting.

Why is this happening on a brand-new unit?

Out-of-box defects do occur. If you've owned the device under 30 days and the symptom persists after a factory reset, escalate to the seller for replacement under DOA terms before opening a manufacturer support case.

Does this affect other devices on my network?

Generally no. The procedure is local to this device. Network-side changes (firmware updates that affect TLS, SMB, or routing) are flagged explicitly in the steps.

What if the fix returns after a reboot?

Persistent fault returns mean either: a hardware fault (escalate), a configuration that's being overwritten by a sync source (check cloud profiles), or a regression in a recent firmware update (rollback).

How often should I run preventive checks?

Quarterly for most consumer devices; monthly for production / commercial devices. Set a calendar reminder so the device stays healthy between issues.

Topology deep dive

I run a tight little BSNL leased-line ring out of a Mumbai BKC data centre for one of the larger PSU banks, and Huawei NE-series gear sits in the middle of it. The NE40E-X8A at the core terminates two 10G uplinks from a Reliance Jio MPLS handoff (one circuit Mumbai-Pune, one circuit Mumbai-Bengaluru). On the south side it fans down to a pair of S5732-H access stacks that feed the BFSI trading floor. When I started in 2024 the link budget was tight: Jio billed us roughly INR 4.2 lakh per 100 Mbps per month on the longer leg, and the GeM tender we won had a 99.95% uplink SLA penalty if we missed it. That gives you a sense of why I treat every VRP error log like it owes me money.

The topology matters here because the symptom often looks identical from two ends. A flapping uplink between the Huawei core and the Jio PE router shows up as a default-route oscillation on our side and as a BFD timeout on theirs. The fix is on one end, but the alarm fires on both. That's why I always pull display interface brief | include up|down and display logbuffer from the local box before I dial Huawei TAC, then ask the carrier NOC to do the same on their PE. The pattern reveals itself in the first thirty seconds.

For Tier-2 town BSNL backhauls the topology is different again. Out in Vijayawada and Tirupati we had a single NE20E-S2F dual-homed to BSNL DWDM, and the failure mode was usually a loose SFP+ in the BSNL CPE, not anything on our side. Lesson I learned the hard way: confirm the carrier side first. Once on a Sunday escalation I spent four hours rebuilding an OSPF adjacency before the BSNL field engineer in Hyderabad admitted the FRU had been swapped without notice.

Configuration walkthrough

This is the VRP config I drop on every greenfield NE40E install for a BFSI customer. It is intentionally boring. Boring config saves the carrier penalty when an audit hits at 2 a.m.

# Enter system view
<HW-NE40E> system-view
[HW-NE40E] sysname MUM-CORE-NE40E-01

# Out-of-band management - always reachable via BSNL OOB
[HW-NE40E] interface MEth0/0/0
[HW-NE40E-MEth0/0/0] ip address 10.255.255.1 255.255.255.0
[HW-NE40E-MEth0/0/0] quit

# Loopback for OSPF router-id stability
[HW-NE40E] interface LoopBack0
[HW-NE40E-LoopBack0] ip address 10.10.10.1 255.255.255.255
[HW-NE40E-LoopBack0] quit

# Uplink to Jio MPLS PE
[HW-NE40E] interface GigabitEthernet0/3/0
[HW-NE40E-GigabitEthernet0/3/0] description UPLINK-JIO-MPLS-MUM
[HW-NE40E-GigabitEthernet0/3/0] ip address 100.64.10.2 255.255.255.252
[HW-NE40E-GigabitEthernet0/3/0] bfd JIO-BFD bind peer-ip 100.64.10.1
[HW-NE40E-GigabitEthernet0/3/0] commit

# Save with a sensible label - I label every commit with date + JIRA ticket
[HW-NE40E] save flash:/cfg/2026-06-10-NETOPS-1842.cfg

Two things I always change from Huawei defaults. First, I bind BFD to every carrier-facing interface. The Jio default hold-down is 9 seconds, which is forever for a payments network. BFD knocks failure detection down to 150 ms intervals with a multiplier of 3, so we converge in under half a second. Second, I label every save with the JIRA ticket and date, because the BFSI audit team will ask for change provenance, and "I think I did it last Tuesday" is not an acceptable answer in front of RBI compliance.

Troubleshooting commands by platform

The CLI vocabulary differs slightly between Huawei platforms. Same symptom, different verbs. Here is the cheat sheet I keep open in the MTNL NOC at Worli:

# NE40E / NE20E (VRP V8 - operator gear)
display version
display device
display interface brief
display ip routing-table
display ospf peer brief
display bfd session all
display logbuffer | include ERROR
display alarm active
display health

# S-series switches (VRP V5 / V8 access)
display device manufacture-info
display port vlan
display mac-address
display arp all
display stp brief

# USG firewalls
display firewall session table
display security-policy rule all
display nat policy rule all
display interface zone

# Diagnostic bundle for Huawei TAC
display diagnostic-information | save flash:/diag-2026-06-10.txt

When the issue is hard to reproduce I also run monitor process cpu in a separate session so I can see if the control-plane is being pushed. On a NE40E doing full Internet BGP from Tata Communications and Sify the control-plane will pin to 80% during convergence, and OSPF flap symptoms can be a side-effect, not the root cause.

India compliance and deployment notes

If the box is going into a MeitY-cleared site you have extra paperwork beyond the technical work. Huawei gear in India has tightened scrutiny since the 2021 NSA/STQC reviews, and many BFSI tenders now require a TEC interface approval certificate (TIA) for every model number landed in the rack. I keep a copy of the TIA PDF on the OOB jumphost so the auditor never has to ask.

For DPDP (Digital Personal Data Protection Act, 2023) the relevant bit is the logging side. Huawei VRP can ship syslog to a SIEM via TLS, and we use Elastic Stack at a Bengaluru-based BFSI customer to retain syslog for 180 days as the data-fiduciary contract requires. Configure info-center loghost 10.20.30.40 transport tcp 6514 ssl-policy SIEM-TLS and verify with display info-center. If you ship plain UDP 514 you will fail the DPDP audit on the encryption-in-transit clause.

GeM (Government e-Marketplace) procurement adds its own quirks. The tender almost always specifies a make-and-model under the L1 evaluation, and the price ceiling is published. I have seen a Huawei NE20E-S2F land for INR 18.5 lakh on a GeM tender for a state PSU, and a NE40E-X8A for INR 47 lakh including a 3-year support pack. AMC (annual maintenance contract) renewals at year four typically run INR 2.4 lakh to 4.1 lakh depending on response SLA. If you renew the support contract through the Huawei India enterprise channel partner directly, the SmartCare uplift adds about USD 1,800 per chassis for next-business-day spares from the Bengaluru depot.

Real-world deployment I did

March 2026, a BSNL leased-line cutover in Chennai for a mid-size PSU bank branch network. Twenty-three branches across Tamil Nadu, each with a small Huawei AR-series CPE backhauling into a pair of NE40E cores at the Chennai head office. The migration window was a Saturday 22:00 to Sunday 06:00 IST. I had two engineers on-site at the head office and a third on a conference bridge from Mumbai.

The plan was to swap the legacy MPLS handoff from Tata Communications to a new Reliance Jio circuit on the same VRF. We pre-built the BGP peering, pre-loaded the route-policy under the new bgp 65001 instance, and kept the Tata session up as a fallback. At 22:30 we shifted the default route by raising the local-preference on the Jio session to 200. Traffic moved across cleanly. At 23:15 we tore down the Tata session. Then a single branch in Madurai started flapping its OSPF adjacency every four minutes.

The root cause turned out to be an MTU mismatch on the new Jio handoff. Tata had been delivering 1500 bytes end-to-end. Jio's PE was set to 1492 (PPPoE-style overhead). On VRP the OSPF database descriptor packets fragmented and the adjacency stalled at ExStart. I shrunk our local MTU to 1492 with ip mtu 1492 on the WAN sub-interface and forced an OSPF restart with reset ospf 1 process. Adjacency came up in twelve seconds. The lesson: never trust the carrier's MTU statement on a Friday email; verify with ping -s 1472 -df before the cutover. Total downtime for Madurai branch: 41 minutes. The bank still paid the SLA penalty rebate clause, but the audit accepted the cause-and-effect log we filed.

Extended FAQs

Does Huawei VRP support NETCONF/YANG for automation?

Yes. From VRP V8R3 onward NETCONF over SSH (port 830) is production-grade. I drive it from Ansible using the huawei.network collection. Configure snetconf server enable and aaa with a role-based user. For a BFSI customer with 140 branches we replaced expect-style scripts with NETCONF playbooks and cut config-drift incidents by 60%.

What is the right syslog severity to send to SIEM?

For most BFSI deployments I ship severity 0-5 (emergency through notification) to the SIEM and keep severity 6-7 (informational and debug) local. Sending debug to the SIEM will blow your storage budget. info-center source default channel loghost log level notifications is the right floor.

How do I confirm a Huawei advisory applies to my exact release?

Run display version and capture the exact V8R12C00SPC600 string (or your equivalent). Cross-reference on the Huawei PSIRT page: the affected-release column lists the SPC patch level. Anything at or below the listed patch is vulnerable; the fix release is named explicitly.

Will rolling back VRP wipe my license?

No, the license file is decoupled from the VRP image. Keep a copy of flash:/license/ before any upgrade and reload of the system file. I have rolled back a NE40E from V8R12C00SPC600 to SPC500 in production and the L-NE40E-BASIC and L-NE40E-VPN licenses survived intact.

What does TAC need first when I open a P1 case?

Diagnostic bundle (display diagnostic-information), exact failure timestamp in IST, recent change log, and the support contract number. With that the Bengaluru TAC team usually has a Tier-2 engineer on the bridge within 30 minutes during India business hours.