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ELSA MicroLink Cable
63
Appendix
Technical data
Technical data
ELSA MicroLink Cable
LAN interface Ethernet IEEE 802.3, 10Base-T (Twisted Pair, RJ45, Node/Hub switch)
Cable TV interface MCNS DOCSIS (ITU-T J.112, physical layer as per Annex A & Annex B, MAC as per Annex B)
Socket: F –socket (IEC169-2 connection via included adapter)
Reception frequency band: 88 - 860 MHz
Reception channel width: 6 MHz or 8 MHz
Receiver level: 48 W – 78 dBµV
Receiver modulation: 64QAM, 256QAM
Receiver data rate: 30.34 Mbps (64QAM), 42.88 Mbps (256QAM)
S/N ratio in receive direction: > 21 dB (64 QAM)
> 28 dB (256 QAM)
Transmission frequency band: 5 – 42 MHz (5 – 65 MHz optional)
Transmission channel width: 200 – 3200 kHz
Transmission level: 85 – 122 dBµV
Transmission modulation: QPSK, 16QAM
Transmission data rate: 0,32 – 5,12 Mbps (QPSK), 0,64 – 10,24 Mbps (16QAM)
S/N ratio in transmit direction: > 14 dB (Burst QPSK)
> 20 dB (Burst 16QAM)
Network protocols Bridge mode: Bridging of all IEEE 802.3-based protocols
IP router: IP, TCP, ICMP, ARP, RIP-1, RIP-2, PROXY ARP, DHCP
Filter possibilities Bridge mode: Broadcast, multicast, destination MAC address,
source MAC address, automatic filtering of local and
remote stations
IP router TCP, UDP port filtering, source and destination net-
work filter
IP masquerading
(NAT/PAT)
Internet access using a single IP address via IP address and port implementation, static/
dynamic IP address assignment via DHCP, masking of TCP, UDP, ICMP and FTP; DNS forward-
ing; inverse masquerading for intranet IP services
Management Cable network operator: Via SNMP and TFTP (transfer of configuration files and
firmware updates)
User: Via the cable TV network or LAN with TCP/IP, pass-
word protection,
ELSA LANconfig
, SNMP, TFTP, telnet
Display/operation LEDs for LAN and cable TV network status, factory-default button, reset button
Power supply 12 V AC with AC adapter for 230 V (US version: 110V), 10 VA
Ambient conditions Temperature: 5 - 40°C, humidity: 0 - 80%, non-condensing
Dimensions and
design
Rugged metal case, LEDs on front panel, connections on rear panel;
Dimensions: 158 x 32 x 135 mm (W x H x D)