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yuri4
Street Articles Author
yuri4 (Street Articles Author)
sales manager at thunder-link.com.
Thunder-Link.com is a Leading Huawei Optical product Supplier. Founded by ex-Huawei employee, we have rich experience and well reputation in the field over 3 years. We provide full series of Huawei Optical product products and solutions, including Huawei Metro Series, Huawei OSN MSTP Series , Huawei OSN DWDM Series, Huawei RTN Microwave Series, Huawei ATN/PTN Series equipment, modules and accessories
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Abstract Because 3.3 voltage detecting circuits of SSN1GSCC02 and SSN3GSCC02 boards are of low precision, unnecessary active/standby SCC switching occurs, resulting in a possibility that NEs are unreachable to the NMS. If the ASON feature is enabled on NEs, data configuration may be lost during the active/standby SCC switching.
Huawei…
Summary: For Huawei transmission equipment OptiX OSN 1800 V100R003C01SPC200 (5.67.03.23) or an earlier version, services on the TNF2LQM or TNF2LDGF2 board that uses the service chip of version V110 will be unavailable after the board is initialized because of a bug. The problem can be resolved by upgrading the OptiX…
Summary An OCTL port on a TNF1SCC board can only be connected to an OCTL port on a CTL board of an OADM frame through a straight-through network cable. Due to the fact that the OCTL port appears similar to a common network port, the OCTL port is likely to…
[Problem Description] Trigger condition:
Scenario 1: If a large number of ASON tunnels are rerouted, reverted, or optimized and the system control board is busy, there is a low probability that lower order services in the tunnels are lost on Huawei OSN product. Such as OptiX OSN 1500/2500/3500/7500. Scenario 2:…
By:
yuri4 in
Communications
Sep 01, 2014
Summary:
During the upgrade of an Huawei OptiX OSN 550 earlier than V100R007C10, if the NE has a TNH2EGT1 board, the SCC switching performs repeatedly in the process of activation. After the SCC switching times out, the NE rolls back to the original version, resulting in an upgrade failure.
[Problem…
By:
yuri4 in
Communications
Aug 25, 2014
Problem 1: Unexpected Restart of Some Non-key Processes Triggers an Automatic Switchover of the HA System
Trigger condition:
An automatic switchover of the HA system is triggered if some non-key processes automatically and unexpectedly restart for over three consecutive times in the following U2000 versions running on Solaris/Linux:
U2000 V100R006C02SPC300…
Factors & Consideration: As operator T’s traffic requirement are huge, and their newly planned network would include approximately 25 OADM nodes (OSN8800 & OSN6800), 6 ROADM (OSN8800 and OSN6800) nodes and also more than 20 Access nodes (OSN1800), there would be a challenge where the traffics has to be groomed…
By:
yuri4 in
Communications
Jul 18, 2014
Actually, the reason of a head-on confrontation between Huawei and Cisco is not sufficient and shouldn’t have been ‘deadly rival’ at all from business perspective, at least up to the present period. All the time, Huawei’s main revenue position is in basic network market of operator; and although the present…
By:
yuri4 in
Communications
Jul 14, 2014
Ren zhengfei: how would huawei be failed, and how would huawei be broke down?
Now, you are lonely at the top; how will we go next step when wireless technology is in a situation like this? And what is our technical thinking in the future? What is the technical route?…
Now Huawei launched many version of OSN3500, V200R011, V200R012, V200R013..., this time we are talking about the problem when upgrading OSN3500 from V200R011 to V200R012.
After perform an upgrade on a OSN 3500, from V200R11C00 to V200R12C00SCP102, using U2000 V100R008C00SPC300, the packet loading failed on one SCC board, so the…
My Websites
Disclosure Of Enmity
Between Huawei And Cisco
In the Past Ten Years
Part 2
Actually, the reason of a head-on confrontation between Huawei and Cisco is not sufficient and shouldn’t…
Have You Ever Meet Of The
Octl Port Application In
the Huawei Optix OSN 1800
Summary An OCTL port on a TNF1SCC board can only be connected to an OCTL port on a CTL board of an OADM…
Prewarning for HA System
Switchovers Triggered By
Unexpected Restarts Of
Non - Key Processes And
for Dcserver And
Porttrunk_agent Process
Startup Failur
Problem 1: Unexpected Restart of Some Non-key Processes Triggers an Automatic Switchover of the HA System…
Who Will Be the Next
Huawei CEO After Ren
Zhengfei
Ren zhengfei: how would huawei be failed, and how would huawei be broke down? Now, you are lonely at…
Pay Attention for the
Software Version
Compatibility Issue In
Huawei Optix OSN 1800
Summary: For Huawei transmission equipment OptiX OSN 1800 V100R003C01SPC200 (5.67.03.23) or an earlier…
Pay Attention for the
Occasional Upgrade
Failure on Huawei Optix
OSN 550
Summary: During the upgrade of an Huawei OptiX OSN 550 earlier than V100R007C10, if the NE has a TNH2EGT1…
Notice for the Lower
Order Services Loss In
Tunnels And Tunnel
Services Interruption on
Huawei OSN 2500
[Problem Description] Trigger condition: Scenario 1: If a large number of ASON tunnels are rerouted,…
40g OTU Service Grooming
Via Osn1800, Osn6800 And
Osn8800
Factors & Consideration: As operator T’s traffic requirement are huge, and their newly planned network…
Be Ware Of Unnecessary
Activestandby Scc
Switching on Huawei Osn
3500&7500;
Abstract Because 3.3 voltage detecting circuits of SSN1GSCC02 and SSN3GSCC02 boards are of low precision,…
How to Solve the
Nesoft_mm Alarm In A OSN
3500
Now Huawei launched many version of OSN3500, V200R011, V200R012, V200R013..., this time we are talking…