Nortel 450-24t 用户指南
BayStack 450 10/100/1000 Series Switches
309978-D Rev 01
1-17
SNMP Traps
The BayStack 450 switch supports an SNMP agent with industry-standard
SNMPv1 traps, as well as private SNMPv1 trap extensions (Table 1-3).
SNMPv1 traps, as well as private SNMPv1 trap extensions (Table 1-3).
Security
Your BayStack 450 switch security feature can provide four levels of security for
your local area network (LAN):
your local area network (LAN):
•
“MAC Address-Based Security” (page 1-20) -- Limits access to the switch
based on allowed source MAC addresses.
based on allowed source MAC addresses.
•
“EAPOL-Based Security” (page 1-21) -- Limits access to the switch based on
an authentication mechanism that uses Extensible Authentication Protocol
(EAP) to exchange authentication information between the switch and an
authentication server.
an authentication mechanism that uses Extensible Authentication Protocol
(EAP) to exchange authentication information between the switch and an
authentication server.
Table 1-3.
Supported SNMP Traps
Trap Name
Configurable
Sent when:
RFC 1215 (Industry Standard):
linkUp
Per port
A port’s link state changes to up.
linkDown
Per port
A port’s link state changes to down.
authenticationFailure
System wide
There is an SNMP authentication failure.
coldStart
Always on
The system is powered on.
warmStart
Always on
The system restarts due to a management reset.
s5Ctr MIB (Nortel Networks Proprietary Traps):
s5CtrUnitUp
Always on
A unit is added to an operational stack.
s5CtrUnitDown
Always on
A unit is removed from an operational stack.
s5CtrHotSwap
Always on
A unit is hot-swapped in an operational stack.
s5CtrProblem
Always on
An assigned base unit fails.
s5EtrMgmAccessViolation
Always on
An SNMP management attempt by an “IP filtered”
station is detected.
station is detected.
s5EtrSbsMacAccessViolation
System wide
A MAC address-based security violation is detected.