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LB308A
Quick Start Guide
Table QS-3. Ports on the switch.
Number Number of Ports Description Mode Selection
12 (8) RJ-45 10/100BASE-TX ports
10BASE-T full-duplex mode
10BASE-T half-duplex mode
100BASE-TX full-duplex mode
100BASE-TX half-duplex mode
Auto-negotiating mode
13 (2) RJ-11 and terminal blocks Ethernet Extender ports Asymmetrical or symmetrical
DC Terminal Block Power Inputs:
You can use two power inputs to power on the Hardened Ethernet Extender
Switch. Redundant power supplies are supported.
QS.2. Functional Description
The Hardened Ethernet Extender Switch:
• Meets NEMA TS1/TS2 environmental requirements, including temperature,
shock, and vibration for traffic control equipment.
• Meets EN61000-6-2 and EN61000-6-4 EMC generic standard immunity for an
industrial environment.
• Manageable via SNMP, Web browser, Telnet, and RS-232 console port.
• RS-232 console supports command-line interface.
• Ethernet Extender ports are asymmetrical or symmetrical on the VDSL, full-
duplex 59-Mbps downstream/31-Mbps upstream asymmetrical, or full-duplex
50-Mbps symmetrical communications link over an existing copper telephone
line.
• Operates transparently to higher-layer protocols such as TCP/IP.
• Two DIP switches configure local (LOC) and remote (REM).
• Supports 802.3/802.3u/802.3x autonegotiating, 10-/100-Mbps, full-/half-
duplex, Auto MDI/MDI-X Ethernet ports.
• Suports 8192 MAC addresses.