TC Communications TC8518 T1, Руководство пользователя

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Chapter 1 Introduction TC8518 Product Description
1-8 TC8518 Rev 2.2 User Manual
1.3.1.3 Hardware
The TC8518 has these standard features:
• Power, Fiber Redundancy
• Full interoperability and compatibility combined with seamless, transparent
integration with other Layer 2 Ethernet switches
• Local Dry Contact Alarm Relay (DCAR)
• System readout LEDs
1.3.2 Environment
The TC8518 is an industrially hardened platform ruggedized for extreme weather
conditions. The standard temperature option encompasses most environmental
conditions, however, the TC8518 is also offered with an extreme temperature option
for harsh conditions. Each card is monitored for temperature. There are no cooling
fans or filtering devices.
• High Temperature (-20°C to +70°C)
• Extreme Temperature (-40°C to +80°C) Optional
1.3.3 Power
Each TC8518 is furnished with dual power inputs. There are several power supply
input options available, see
TC8518 System Configuration, on page 1-6.
• LEDs indicate if power is being supplied to the unit
• Dual power input is available
1.3.4 Management
The TC8518 has the following management features:
• Programmable Unit Alarms
• Remote management (Web, Telnet, SNMP)
• Security
1.3.4.1 Simple Network Management Protocol
Simple Network Management Protocol (SNMP) is used in network management
systems to monitor network-attached devices for conditions that warrant
administrative attention. The TC8518 comes standard with a built-in SNMP Agent.
The MIB file that TC provides is compatible with and may be run on any third party
SNMP Management software. See
SNMP Management for a complete description.