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Huawei IP PBX U1911

The eSpace U1911 is designed especially for small businesses and branch offices of larger enterprises. As a core component of the Huawei eSpace UC solution, it provides professional IP telephony services for a maximum of 100 enterprise users.It is a highly reliable IP PBX that provides a flexible, economical, and easy-to-administer call system for highly efficient communications.

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Vendor Product Description Huawei Advantages
HUAWEI eSpace U1911 U1911 Integrated Host,provide 1 SCU,1 MTU,1 power,including 16 concurrent voice conference participants license.
CISCO ISR2901 Support 35 users and local survival
100 voice mailboxes, concurrent 10 
Maximum support 16 FXS / 16 FXO / 8BRI
Single maximum support 100 users, the integration of highly integrated gateways, support outgoing PSTN and analog terminal access, support key board backup and dual-standby, up to 64 FXS / 24 FXO / 12 E1 / 8 BRI.
CISCO ISR2911 Support 50 users and local survival
300 voice mailboxes, concurrent 32 
Maximum support 40 FXS / 28 FXO / 16BRI
Single maximum support 100 users, the integration of highly integrated gateways, support outgoing PSTN and analog terminal access, support key board backup and dual-standby, up to 64 FXS / 24 FXO / 12 E1 / 8 BRI.
CISCO ISR2921 Support 100 users and local survival
100 voice mailboxes, concurrent 10 (SRE-300)
Maximum support 40 FXS / 28 FXO / 16BRI
Single maximum support 100 users, the integration of highly integrated gateways, support outgoing PSTN and analog terminal access, support key board backup and dual-standby, up to 64 FXS / 24 FXO / 12 E1 / 8 BRI.

Product Features

Effective control mechanisms to reduce communication costs

  • Number analysis and blacklist/whitelist services for controlling incoming and outgoing calls
  • Multi-level control rights (32 levels) for more tailored security and risk management
  • Password-based call restriction services help enterprises control call fees effectively
  • Intelligent routing reduces enterprises' communication costs

A highly efficient communication system

  • Built-in voice conferencing applications that support diverse conference access modes
  • Support for the ONLY (One Number Link You) service, ensuring that important calls will ring to a variety of user-chosen devices, and can be answered from any place and at any time
  • Built-in voice mailbox that lets callers record messages for unavailable users

Enhanced enterprise image, without extra costs

  • An embedded automatic switchboard enables enterprises to provide better communication services, without hiring additional workers

Flexible deployment and simplified maintenance

  • GUI-based deployment tools can be used to deploy the device in an hour or less
  • Unified network management helps improve maintenance efficiency
  • Web-based management portal simplifies operation and maintenance

Product Specification

Item

Specifications

Maximum number of users

100 (a maximum of 100 SIP users or 64 FXS ports for analog users)

Terminal type

Analog phones, IP phones, video phones and soft clients

Port

24 FXO ports, 6 E1/T1 ports, or 8 BRI ports

Trunk protocol

E1/SS7, E1/R2, E1/PRI, E1/QSIG, T1/PRI, T1/QSIG, SIP, BRI

Codec

G.711a/μ, G.729, G.729a, G.729b, G.729ab, iLBC, G.722, G.722.1, G.722.2

Number of meeting participants

A maximum of 60 meeting participants which can be allocated to 20 meeting halls (each hall can support up to 60 participants by maximum)

Voice mail

A maximum of 12 built-in voice mail channels concurrently
Built-in 8G or 16G CF storage card

Power supply

AC: 100 V to 240 V, 50 Hz/60 Hz
DC: –38.4 V to –60 V (typical value: –48 V)

Maximum power consumption

150 W (full configuration)

Dimensions (H x W x D)

Standard 19-inch 1 U subrack
44 mm x 442 mm x 310 mm

Weight

8 kg (full configuration)

Environment

Temperature

Storage temperature: –40° C to +70° C
Long-term operating temperature: 0° C to 45° C
Short-term operating temperature: –5° C to +55° C

Relative humidity

5% to 95% (without condensation)

Dustproof

Less than 180 mg/m³ dust in the air (Dustproof measures should be taken in the work environment)

System Reliability

99.995%

Maintainability

Remote maintenance, automatic configuration, log collection, and Daylight Saving Time (DST)

Manageability

Centralized/remote equipment management, signaling tracing, resource management, alarm management, and quick deployment

Application Scenarios

The eSpace U1911 is usually deployed at the headquarters of an enterprise to connect to PSTN. It supports to access from various terminals, including SIP phones, analog phones, IADs, and fax machines, providing feature-rich voice services. Application and management servers are deployed to enable the eSpace U1911 to implement diverse IPT application services. The following network topology is typical of small-sized enterprises without branch offices, or with small branches (IAD or IP Phone will be deployed in branches).