Wednesday, June 21, 2017

.::: Sample Calculate interface bandwidth utilization % Using IfSpeed, IfHighSpeed :::.

base on calculation bandwith utilization 32 bits and 64 bits.
http://teguhth.blogspot.co.id/2017/06/how-to-calculate-bandwidth-utilization.html
here as example calculation base on value snmpwalk/snmpget

Counter32 Bits
1.3.6.1.2.1.2.2.1                          ifEntry                                              NODE
1.3.6.1.2.1.2.2.1.1                        ifIndex                                              LEAF  InterfaceIndex
1.3.6.1.2.1.2.2.1.2                        ifDescr                                              LEAF  DisplayString
1.3.6.1.2.1.2.2.1.3                        ifType                                               LEAF  IANAifType
1.3.6.1.2.1.2.2.1.4                        ifMtu                                                LEAF  Integer32
1.3.6.1.2.1.2.2.1.5                        ifSpeed                                              LEAF  Gauge32

Monday, June 19, 2017

.::: How To Calculate Bandwidth Utilization Using SNMP :::.

Problem

It is sometimes necessary to calculate bandwidth use with SNMP.
Solution

Use this solution to solve this problem.

How you calculate use depends on how data is presented for what you want to measure. Interface use is the primary measure used for network use. Use this formulas, based on whether the connection you measure is half-duplex or full-duplex. Shared LAN connections tend to be half-duplex, mainly because contention detection requires that a device listen before it transmits. WAN connections are full-duplex because the connection is point-to-point; both devices can transmit and receive at the same time because they know there is only one other device that shares the connection. Because MIB-II variables are stored as counters, you must take two poll cycles and figure the difference between the two (hence, the delta used in the equation).

Thursday, June 8, 2017

.::: Cacti Template Alcatel Memory Usage Utilization On % Persen 7750, 7705, 7450, 7210 :::.

Alcatel Memory Usage Utilization 7750, 7705, 7450, 7210

== OID Memory ==
1.3.6.1.4.1.6527.3.1.2.1.1.1 sgiCpuUsage LEAF Unsigned32
1.3.6.1.4.1.6527.3.1.2.1.1.2 sgiMemoryUsed LEAF Unsigned32
1.3.6.1.4.1.6527.3.1.2.1.1.3 sgiMemoryAvailable LEAF Unsigned32
1.3.6.1.4.1.6527.3.1.2.1.1.4 sgiMemoryPoolAllocated LEAF Unsigned32
1.3.6.1.4.1.6527.3.1.2.2.3.4.1.18          tmnxCpmCardMemorySize                                LEAF  Unsigned32

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