SNMP Manager Programmer's Guide

Reference Summary

SNMP Manager Programmer’s Guide–134249

9-35

Interpreting Received Packets

Instance identifiers of

variable bindings

For responses: pdu.std_pdu.std_vbl.vblist.vb_obj_id

For traps: pdu.trap_pdu.trap_vbl.vblist.vb_obj_id

Values of variable

bindings

For responses: pdu.std_pdu.std_vbl.vblist.value_u.field

For traps: pdu.trap_pdu.trap_vbl.vblist.value_u.field

where field depends on the data type of the variable binding:

For signed integer (INTEGER) values: v_number

For unsigned integer (Counter, Gauge, Timeticks, or

UNINTEGER32) values: v_counter

For octet string (OCTET_STRING, Opaque, or DisplayString)

values: v_string

For OIDs (OBJECT_IDENTIFIER) values: v_object

For network address (IpAddress) values: v_network_address

Syntax of variable

bindings

For responses: pdu.std_pdu.std_vbl.vblist.vb_data_flags_n_type

For traps: pdu.trap_pdu.trap_vbl.vblist.vb_data_flags_n_type

Values that can appear in this field are:

For signed integers: VT_NUMBER

For unsigned integers: VT_COUNTER, VT_GAUGE,

VT_TIMETICKS, or VT_UINTEGER32

For octet strings: VT_STRING, VT_NSAPADDRESS, or

VT_OPAQUE

For OIDs, VT_OBJECT

For network addresses: VT_IPADDRESS

For null values: VT_EMPTY

Retrieve This Packet

Information From This Field in SNMP_PKT_T