snmp2_walk
(PHP >= 5.2.0)
snmp2_walk — Fetch all the SNMP objects from an agent
说明
$host ,
string $community ,
string $object_id [,
int $timeout = 1000000 [,
int $retries = 5 ]] ) :
array
snmp2_walk() function is used to read all the values from an SNMP agent specified by the hostname.
参数
-
host -
The SNMP agent (server).
-
community -
The read community.
-
object_id -
If
NULL,object_idis taken as the root of the SNMP objects tree and all objects under that tree are returned as an array.If
object_idis specified, all the SNMP objects below thatobject_idare returned. -
timeout -
The number of microseconds until the first timeout.
-
retries -
The number of times to retry if timeouts occur.
返回值
Returns an array of SNMP object values starting from the object_id as root or FALSE on error.
范例
Example #1 snmp2_walk() Example
<?php
$a = snmp2_walk("127.0.0.1", "public", "");
foreach ($a as $val) {
echo "$val\n";
}
?>
Above function call would return all the SNMP objects from the SNMP agent running on localhost. One can step through the values with a loop
参见
- snmp2_real_walk() - Return all objects including their respective object ID within the specified one
