3Com DUA1770-0AAA04 Heat Dissipation, Power Supply, Standards Supported, Snmp, Terminal Emulation

Models: DUA1770-0AAA04

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Heat Dissipation

74APPENDIX C: TECHNICAL SPECIFICATIONS

Heat Dissipation

Switch 4900:1050 BTU/hour maximum

 

 

Switch 4900 SX: 560 BTU/hour maximum

 

Switch 4924: 870 BTU/hour maximum

 

 

Switch 4950: 685 BTU/hour maximum

 

 

 

 

Power Supply

 

 

AC Line Frequency

50/60 Hz

 

Input Voltage Options

90–240 VAC

 

Current Rating

Switch 4900: 4 A (amps) (maximum)

 

 

Switch 4900 SX: 3 A (amps) (maximum)

 

Switch 4924 and 4950: 4.5 A (amps) (maximum)

 

 

 

Standards Supported

SNMP:

Terminal Emulation:

SNMP protocol (RFC 1157)

MIB-II (RFC 1213)

Bridge MIB (RFC 1493)

RMON MIB II (RFC 2021)

Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239)

Telnet (RFC 854)

Protocols Used for Administration:

UDP (RFC 768)

IP (RFC 791)

ICMP (RFC 792)

TCP (RFC 793)

ARP (RFC 826)

TFTP (RFC 783)

DHCP (RFC 2131, RFC 2132, RFC 1534) BOOTP (RFC 951, RFC 1497)

IGMP (RFC 1112 & 2236)

RADIUS (RFC 2865, 1321, & 2869) RMON: (RFC 2819)

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3Com DUA1770-0AAA04 manual Heat Dissipation, Power Supply, Standards Supported, Snmp, Terminal Emulation