2015年1月28日星期三

Huawei NE40E Series Routers Overview



The Huawei NE40E series universal service router (USR), a high-end network product, features line-rate forwarding capability, a well designed Quality of Service (QoS) mechanism, strong service-processing capability, and excellent expansibility and are usually deployed at the edges of Internet Protocol (IP) backbone networks, IP Metropolitan Area Networks (MANs), Internet Data Centers (IDCs) networks and other large-scale IP networks. The NE40E can provide comprehensive services for enterprises, residential as universal edge device.

The NE40E series includes the NE40E-X16/X16A, NE40E-X8/X8A, NE40E-X3 to satisfy the requirement of various scales network.

Appearance of Huawei NE40E Series Routers


Feature of Huawei NE40E Series Routers
Extremely Large Capacity Line Card
The NE40E can support maximum 480G Line Card, which fulfills with the increased network requirements of customers. The powerful 480G line card can support both 100GE and 10GE port types, which can provide customer a flexible configuration. Excelling by the developed chipset technology and fine design technique, NE40E must provide sustainable high bandwidth capacity in the future.

Future-Oriented IPv6-Compatible Solutions
The NE40E supports a variety of IPv6 features including IPv6 leased line, dual stack, tunneling, and translation. The NE40E supports Next Hop Separation to optimize the IPv6 convergence time, supports larger IPv6 FIB and CGN card of 160G throughput to improve the scalability. All of them help to provide comprehensive solutions based on the high performance for transition from IPv6 to IPv4. And owing to the variety of technologies and different situations of provider networks, each provider will certainly select a conservative, reposeful, or aggressive transition technology that is the most suitable for its own network.

All-Round Reliability Solution
The NE40E provides reliability protection at different levels, including the equipment level, network level, and service level. The NE40E can provide a multi-level reliability solution that completely meets the reliability requirements of different services. The NE40E lays the foundation for enterprise services with a system availability of 99.999%.

Enhanced User Management Functions
The NE40E provides Multi Service Edge (MSE) features to manage and control DHCP/IP over Ethernet (IPoE)/leased line access users. The MSE mainly provides dynamic user access, user management, and user-based authentication, accounting, and QoS scheduling. In addition, the MSE implements Bandwidth on Demand (BoD) for different services of enterprise users and for DHCP individual users and changes the unified charging mode to the charging mode based on value-added services, which implements usercentered refined service operation.

Efficient OAM features
NE40E support Ethernet OAM fault management including: Ethernet in the First Mile OAM (EFM OAM), conforming to IEEE 802.3ah and Connectivity Fault Management OAM (CFM OAM), conforming to IEEE 802.1ag.Conforming to ITU-T Y.1731, the NE40E supports performance management to measure the delay, jitter, and packet loss ratio when the messages are transmitted. In this manner, the NE40E can detect the end-to-end performance of traffic in a specified time period and on a specified network segment.
Cooperating with performance management tools such as U2000, NE40E can provide SDH like network OAM, service oriented, intelligent warning, and refined positioning. With supporting efficient and precise performance measurement and test technologies such as IP FPM, TWAMP, RFC2544, G.8032, NE40E can help to simplify the OAM and save the OPEX to a great extend. Besides, the ISP can monitor the network status in real time through the NMS. The ISP then check whether the forwarding capacity of the network complies with the Service Level Agreement (SLA) signed with users and locate faults. The ISP does not need to carry out detection on the user side, which greatly decreases maintenance costs.

More information about the Huawei NE40E routers, datasheet, specification, price or model comparison, you can visit:

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2015年1月22日星期四

The Methods to Identify Huawei-Certified Optical Modules


Identify the Huawei-certified optical modules, the first thing you should confirm as below:
Huawei switches must use Huawei-certified optical modules. Non-Huawei-certified optical modules cannot ensure transmission reliability and may affect service stability. Huawei is not liable for any problem caused by the use of non-Huawei-certified optical modules and will not fix such problems.

Note:
The methods provided here are only for reference. To confirm whether optical modules you use have been certified by Huawei, contact Huawei Technical Assistant Center (TAC).

If the optical modules you use are delivered after July 1, 2013, use either of the following methods to determine whether they have been certified by Huawei.


The Method of How to Identify Huawei-Certified Optical Modules
Method 1: Check for "HUAWEI" on the Label
If an optical module has been certified by Huawei, its label contains "HAUWEI", as shown in Figure 1.
Figure 1 "HUAWEI" on the label of a Huawei-certified optical module
 
HUAWEI Module


Method 2: Run the display transceiver Command, I take the switch S5700-28C-EI for example.
If an optical module meets the following conditions, it has been certified by Huawei. Otherwise, the optical module is not a Huawei-certified one.
·         In the display elabel command output, the Manufactured field displays a date later than 2013-07-01.
·         In the display version command output, the display version is V200R001C00 or later.
·         In the display transceiver command output, the Manufacturing Date field displays a date later than 2013-07-01, and the Vendor Name field displays HUAWEI.
<HUAWEI> display transceiver
XGigabitEthernet2/0/0 transceiver information:
-------------------------------------------------------------
Common information:
  Transceiver Type               :XFP-STM64-LX-SM1310
  Connector Type                 :LC
  Wavelength(nm)                 :1310
  Transfer Distance(m)           :100000(9um)
  Digital Diagnostic Monitoring  :YES
  Vendor Name                :HUAWEI
  Vendor Part Number             :02315208
  Ordering Name                  :
-------------------------------------------------------------
Manufacture information:
  Manu. Serial Number            :210231520810E4000803
  Manufacturing Date             :2013-09-11
  Vendor Name                :HUAWEI

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2015年1月7日星期三

HG8245 VS HG8245A VS HG8245T

HG8245 VS HG8245A
Please refer to below:

Ports
4*FE+2*POTS+1*USB+WiFi or
4*GE+2*POTS+1*USB+WiFi
Only 4*FE+2*POTS+1*USB+WiFi
IPv6
No
Yes, support IPv4/IPv6 dual stack
Antenna
External or Internal
Only Internal
VoIP Protocol
H.248 or SIP
H.248 and SIP

HG8245A VS HG8245T
Actually they are adopting similar design, but appearance of the product is different, for main difference please refer:

HG8245A
Ports
4*GE+2*POTS+1*USB+WiFi
4*FE+2*POTS+1*USB+WiFi
Connector Type
SC/APC
SC/UPC
Antenna
External or Internal
Only Internal

The more information about the Huawei HG8245, HG8245A and HG8245T: datasheet, specs and price, please visit http://www.huanetwork.com.