Satlink 2900, Vsat indoor unit, Specifications – STM SatLink 2900 VSAT User Manual

Page 2: Capacity tdm receive (dvb-s2) physical interfaces, Electrical, environmental & physical, Management interfaces, Compliance, Tdma transmit & receive; scpc option, Compression & encryption

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SatLink 2900

VSAT Indoor Unit

Specifications

www.stmi.com

STM Group, Inc.

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2 Faraday

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Irvine, CA 92618, USA

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T +1 949 273 6800

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FAX +1 949 273 6020

STM Norway AS

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Vollsveien 21

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1366 Lysaker, Norway

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T +47 6753 5337

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FAX +47 6753 5335

All specifications and features subject to change without notice. SatLink and the STM logo are a registered trademarks of STM Group, Inc.

The DVB logo is a registered trademark of the DVB Project (www.DVB.org). DiSEqC is a trademark of Eutelsat.

Document #200287; Revision W - 130708 © 2013

Throughput: Download: Up to 50 Mbps of IP packets;
Upload: Up to 5,000 packets per second
(varies with IP software features enabled)

Capacity

TDM Receive (DVB-S2)

Physical Interfaces

Serial Port: RS-232, DB-9 (local management)
Ethernets: Two at 10/100/1000 Mbps, RJ-45
Tx (BUC) Interface: F-type 75 Ohm; 24 VDC at up to 4A,
and 10 MHz reference under software control

Tx Output: 950 to 1700 MHz ; - 35 dBm to +10 dBm

BUC control: Extended DiSEqC

TM

2.0

Rx (LNB) Interface: F-type 75 Ohm;

13/18 VDC at up to 0.5A

Rx Input: 950 to 2150 MHz; -65 dBm to –25 dBm

LNB Control: 22 KHz DiSEqC 2.0

Front LEDs: Power, Error, Status, Tx, Rx, Ethernet Link
Power: AC or 24VDC (19-36 VDC)

Electrical, Environmental & Physical

Power Supply: 100-240 VAC, 50-60 Hz, internal
Power Consumption:
17 W (IDU only)
Operating Temperature: -20 to 55 °C
Storage Temperature: -35 to 85 °C
Humidity: 20% to 90% non-condensing
Size: 44 x 24.5 x 4.45 cm (1U for standard rack)
Weight: 4 kg

Traffic Classification: Multi-Field Classifiers using DSCP,
Protocol Type, IP Source Address, IP Destination Ad-
dress, TCP/UDP Source or Destination Port; or 802.1p
Tx Queues: 7 priority queues per link and discard group
QoS: Four QoS Classes for Bandwidth-on-Demand:
Voice (VoIP), Video Conferencing (ViC), Critical Data
(CD), and Best Effort (BE)
Capacity Requests: Rate-based, Volume-based and
Combined modes (plus quasi-dynamic CRA options)

IP QoS and Bandwidth-on-Demand

IP Routing and IP Stack Support

Routing: Unicast and Multicast IP
Protocols: IPv4, IPv6*, UDP, TCP, ARP, ICMP, IGMPv2,
DHCP Server, DNS Cache, Ping, Telnet, SNMPv2c
Advanced Options: TCP & HTTP Acceleration up to 10
Mbps per session, NAT, GRE VPN Tunnels, VLANs

Management Interfaces

Local: RS-232 CLI
Remote: Telnet, SNMP v2c, Web GUI
Software Upgrade: Local, TFTP or multicast via satellite

Compliance

CE: Fully compliant with R&TTE Directive
DVB-RCS2:
ETSI EN 301 545-2
DVB-RCS: ETSI EN 301 790; SatLabs
DVB-S/S2: ETSI EN 300 421 / ETSI EN 302 307
International: Country specific certifications

* anticipated for later SW release

Symbol Rates: 1 to 45 Msps
MODCODs: (LDPC + BCH)

 QPSK: 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
 8PSK: 3/5, 2/3, 3/4, 5/6, 8/9, 9/10
 16APSK: 2/3, 3/4, 4/5, 5/6, 8/9, 9/10

FEC Frames: Normal (64 Kbit) and Short (16 Kbit)
Roll-off Factor: 20%, 25%, or 35%
Modes: ACM, VCM, CCM
IP Encapsulation: GSE or MPE/MPEG-TS

TDMA Transmit & Receive; SCPC Option

Symbol Rates (RTN):

125 ksps to 8 Msps (RCS2)

125 ksps to 4 Msps (RCS)

Symbol Rates (Mesh): 200 ksps to 3 Msps

MODCODs: (Turbo Codes FEC 8-state and 16-state)

 QPSK: 1/2, 2/3, 3/4, 4/5, 6/7 (DVB-RCS)

 QPSK: 1/3, 1/2, 2/3, 3/4, 5/6 (DVB-RCS2)

 8PSK: 2/3, 3/4, 6/7 (DVB-RCS extension)

 8PSK: 2/3, 3/4, 5/6 (DVB-RCS2)

 16QAM: 3/4, 5/6 (DVB-RCS2)

Adaptivity: ACM with ACS (RCS2), ACS (RCS)

(ACS = Adaptive Carrier Selection)

Mesh Rx: 8 simultaneous bursts, 44 MHz (RCS QPSK only)

IP Encapsulation: RLE (RCS2) or MPE/MPEG-TS (RCS)
SCPC Burst Mode:
Dedicated carrier for Tx with full Constant
Rate Access (CRA), no capacity requests required

Compression & Encryption

RTP/UDP/IP headers: removes 38 bytes
UDP/IP headers: removes 14 bytes
MPE header (if used): removes 9 bytes on Tx

(7 bytes on Rx)

TRANSEC: AES-256 encryption on Layer 2

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