U281MSU02

U2980 Specifications

Maximum Number of Concurrent Online Agents and IVRs

480 agents + 480 IVRs

Digit Collection Modes

RFC2833 or DTMF

Audio Codec Protocols

G.711 (A-law and μ-law)

G.729A/B/AB

G.723.1

G.722/G.722.1/G.722.2

AMR

AMR-WB

Audio File Formats

WAV, VOX, 3GP, or AVI

Trunk Signaling Protocols

E1: ISUP, TUP, PRI, or QSIG (basic call)

T1: PRI (ANSI standard)

Broadband protocol: SIP

Security

SRTP/SRTCP (negotiation standard: RFC4568):

AES_CM_128_HMAC_SHA1_80,

AES_CM_128_HMAC_SHA1_32;

SIP OVER TLS:

TLS_RSA_WITH_AES_128_CBC_SHA,

TLS_RSA_WITH_AES_256_CBC_SHA,

TLS_RSA_WITH_3DES_EDE_CBC_SHA,

TLS_RSA_WITH_RC4_128_SHA

Busy Hour Completed Calls (BHCC)

12,000,000

Main Control Board Switchover Time

3s

Maximum Number of Cascaded Subracks

Deployed alone: 3

Deployed with USM: 24

Mean Time Between Failures (MTBF)

10 years

Processing Capabilities of a Single U2980

Number of E1 trunks: 960
Number of IVRs: 480
Number of agents: 480

Performance Indicators

Call connection rate ≥ 99.999%
Mean Time Between Failures (MTBF): 10 years
Mean Time To Repair (MTTR): 30 minutes

Phone Compatibility

Huawei 7900 series IP phones
Huawei iAgent IP SoftPhone
Huawei IADs

Power Supply and Consumption

Rated voltage: –48V DC/100V AC to 240V AC
Maximum power consumption (single subrack, full configuration): About 800W

Dimensions (H x W x D)

175 mm x 442 mm x 550 mm (4U)

Weight

About 45 kg (single subrack, full configuration)