Справочник Пользователя для 3com 10005622
A-2
A
PPENDIX
A: S
YSTEM
S
PECIFICATIONS
Table A-2 Standards Supported by the SuperStack II Switch 3900
Standard Type
RFC Supported
SNMP
■
SNMP protocol (RFC 1157)
■
MIB II (RFC 1213)
■
Ethernet MIB (RFC 1284)
■
Bridge MIB (RFC 1286)
Software
Installation
Installation
tftp (RFC 959)
Terminal Emulation
■
telnet (RFC 854)
■
rlogin (RFC 1282)
Protocols Used for
Administration
Administration
■
UDP (RFC 768)
■
IP (RFC 791)
■
ICMP (RFC 792)
■
TCP (RFC 793)
■
ARP (RFC 826)
Table A-3 LED Indicators on the SuperStack II Switch 3900
LED
Type
Description
System LEDs
■
Power
■
Green — System is on.
■
Off — System is receiving no power.
■
Fault
■
Off — System is operational.
■
Solid or Blinking Yellow — System
failed diagnostics, or some other
operational failure has occurred.
failed diagnostics, or some other
operational failure has occurred.
Port LEDs
■
Stat
■
Off — Port is off-line.
■
Blinking Green — Port is online but
disabled.
disabled.
■
Green —
Port is online and enabled.
■
Pckt
■
Off — Port is off-line.
■
Blinking Yellow — Port is passing
data.
data.
■
Yellow — Port is passing data.