snmpSetString (Function)

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Architecture:

NX32L

Firmware version:

1.50.00


This function will write a string value to a managed device.

 

Input:

Handle : SYSHANDLE

The handle to the connection established from snmpConnect.

 

OID : STRING

The OID for the value to write.

 

V : STRING

The value to write.

 

Subtype : SINT [0..2] (default 0)

The type of string to write.

0:

Text string type.

1:

Hex string type.

2:

Decimal string type.

 

Returns: INT

1

- Success.

0

- This function is not supported.

-1

- Invalid handle.

-2

- Invalid parameter.

-8

- Communication error.

-10

- Invalid OID.

 

Declaration

FUNCTION snmpSetString : INT;
VAR_INPUT
   Handle  : MANDATORY SYSHANDLE;
   OID     : MANDATORY STRING;
   V       : MANDATORY DINT;
   Subtype : SINT := 0;
END_VAR;

 

 

Example:

INCLUDE rtcu.inc
 
VAR
   iface      : SINT := 2;
END_VAR;
 
PROGRAM test;
VAR
   rc         : INT;
   snmplabs   : SYSHANDLE;
   var_string STRING;
END_VAR;
   // Open net interface.
   rc := netOpen(iface := iface);
   DebugFmt(Message := "netOpen (rc=\1)", v1 := rc);
   WHILE NOT netConnected(iface := ifaceDO
      Sleep(Delay := 2000);
   END_WHILE;
 
   // Establish connection with client host.
   rc := snmpConnect(
                     handle    := snmplabs,
                     community := "public",
                     host      := "demo.snmplabs.com"
                    );
   IF rc = 1 THEN
      // Write to string variable.
      rc := snmpSetString(
                          handle  := snmplabs,
                          oid     := "1.3.6.1.2.1.2.2.1.6.1",
                          v       := var_string,
                          subtype := 0
                         );
      DebugFmt(message := "snmpSetString (rc=\1)", v1 := rc);
   ELSE
      DebugFmt(message := "snmpConnect failed (rc=\1)", v1 := rc);
   END_IF;
   ...
BEGIN
   ...
END;
END_PROGRAM;