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Prestige 2602HWNLI-D7A Support Notes
All contents copyright (c) 2007 ZyXEL Communications Corporation.
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so on) and the object values involved in the operation. The following figure shows the SNMPv1 message
format.
The SNMP PDU contains the following fields:
PDU type Specifies the type of PDU.
Request ID Associates requests with responses.
Error status Indicates an error and an error type.
Error index Associates the error with a particular object variable.
Variable-bindings Associates particular object with their value.
3. ZyXEL SNMP Implementation
ZyXEL currently includes SNMP support in some Prestige routers. It is implemented based on the SNMPv1, so
it will be able to communicate with SNMPv1 NMSs. For SNMPv1 operation, ZyXEL permits one community
string so that the router can belong to only one community and allows trap messages to be sent to only one
NMS manager.
Some traps are sent to the SNMP manager when anyone of the following events happens:
coldStart (defined in RFC-1215) :
If the machine coldstarts, the trap will be sent after booting.