3Com SuperStack II 3900 Getting Started Manual page 48

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Table 12 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 tftp (RFC 959)
Installation
Terminal Emulation Telnet (RFC 854)
rlogin (RFC 1282)
Protocols Used for UDP (RFC 768)
Administration
IP (RFC 791)
ICMP (RFC 792)
TCP (RFC 793)
ARP (RFC 826)
S
PECIFICATIONS
Table 13 LED Indicators on the SuperStack II Switch 3900
LED Type
System LEDs Power
Fault
Port LEDs Stat
Pckt
Description
Green — System is on.
Off — System is receiving no power.
Off — System is operational.
Solid or Blinking Yellow — System
failed diagnostics, or some other
operational failure has occurred.
Off — Port is off-line.
Blinking Green — Port is online but
disabled.
Green — Port is online and enabled.
Off — Port is off-line.
Blinking Yellow — Port is passing
data.
Yellow — Port is passing data.