ZyXel IES-1248-51V - ADSL2/2+ 48 Port Switch w/VOIP Termination DC Power, Stock# IES1248-51V
Zyxel

ZyXel IES-1248-51V - ADSL2/2+ 48 Port Switch w/VOIP Termination DC Power, Stock# IES1248-51V

Availability: In Stock
$4,200.00
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Product features

The IES-1248-51V provides state-of-the-art ADSL2+ connectivity to subscribers with up to 24Mbps (downstream) and 2.3Mbps (upstream) per port facilitates high-bandwidth services such as streaming video, online gaming and IP TV. DSL2+ port bonding is also provided for subscribers who need even more bandwidth or located with loop length longer than 5000 ft.

VoIP Services
SIP v2 singling protocol and H.248 version 2(*)
Voice CODEC : G.711 a/, G.726, G.729 a/b G.723.1
Configurable jitter buffer
Generation of dial tone, second dial tone, ringing tone (ring-back tone), busy tone, off-hook warning tone
DTMF detection and generation (bi-directional)
In-Band and Out-of-Band (RFC 2833), (SIP INFO)
FAX/Modem pass through (T.38) via RTP
call waiting, call hold, call transfer
Local dial available(*)
MLT (Metallic loop testing for subscriber lines) GR909 and GR844

ATM Functionality
8 VPC/VCC per DSL port
UBR, CBR, rt-VBR, nrt-VBR, ABR QoS Mechanisms
ATM Forum TM 4.0 peak cell rate traffic parameter
Downstream traffic shaping per ATM PVC
ATM F5 OAM cells for End-to-End Loop back test (ITU-T Rec. I.610)
G.998.1 multi-pair ATM bonding (*)
Support 64k PVC

Hardware Specifications
Two TELCO-50 connectors for 48-port ADSL/ADSL2/ADSL2+
One mini RJ11 console port for local management
Two 100Base-TX/1000Base-T or two mini GBIC for uplink/subtending
One DB9 for 3 in and 1 out alarm contact
Hot-swappable fan module
DC Input connector
One power switch
Two RJ-45 ports for loop test out and test in functionality
Power Requirements
Voltage: DC power input (-36V DC ~ -72VDC)
Power consumption : max. 170 Watts
Physical Specifications
19 and 23 Rack-mountable
Dimensions: 439.8 (W) x 251 (D) x 66 (H) mm
Swappable FAN module
Built-in splitter
Side-slip dust filter
Weight: 8.2 Kg

Certification

EMC/ESD:
FCC Stock 15 Class A; -EN 55022, EN 55024 Class A; ETS 300 386
Safety:
ITU-T K.20, Appendix C; -CSA 60950; -EN 60950; IEC 60950; UL 60950
Reliability: ETS 300 019
NEBS Compliant (*)


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