Nov 14, 2012
kau tak disana
pada kesendirianku
diatas tahtaku
menatap fana terhampar pada ujung kakiku
bertekuk dunia lidah bicara
berserah pasrah pada kuasa
tlah kupersiapkan padamu
peraduan manikam mutiara
tempat kita tuk saling mencinta
dan pada saatnya nanti
singkap tirai selimuti raga
tapi kau tak disana ..
tak juga nyawamu
Oct 11, 2012
balance, patience and wise ..
saat dihadapkan dengan beberapa pilihan yang hakekatnya menjadi options prioritas dalam hidup, kita sering di hadapkan dilema. siapakah atau apakah yang menjadi prioritas utama kita dalam sehari harinya. apakah relationship antara kita dan pasangan, teman atau pekerjaan.
pilihan ini bisa menjadi sangat kompleks jika diantara entiti yang ada mulai melupakan kata " kesabaran," entity yang ada merupakan suatu siklus yg saling berkaitan satu dan lainnya. dan saling bergantung. keseimbangan dan kesabaran dalam menghadapi situasi ini sangat di perlukan agar semuanya dapat menjadi sinergi dalam keberadaannya.
prinsip keseimbangan dan kesabaran kadang tidak juga cukup, dikarenakan masih ada faktor eksternal yang akan sangat berperan besar serta mempengaruhi sikap kita dalam menghadapinya, hendaklah bijaksana dalam menghadapi semua faktor eksternal tersebut.
dalam beberapa hal faktor eksternal bisa membantu kita dalam menghadapi problem problem yg timbul dan tidak jarang juga mereka bisa memberikan suggesti sebagai empati sehingga itu semua akan mempengaruhi keputusan yang kita buat. bisa menjadi lebih baik atau bisa juga menjadi lebih buruk.
balance, patience and wise ..
Feb 28, 2012
SNMP Trap def
Traps are generated when a condition has been met on the SNMP agent. These conditions are defined in the Management Information Base (MIB) provided by the vendor. The administrator then defines thresholds, or limits to the conditions, that are to generate a trap. Conditions range from preset thresholds to a restart. After the condition has been met the SNMP agent then forms an SNMP packet that specifies the following:
SNMP Version: v1 or v2
Community: Community name of the SNMP agent (defined on the agent)
PDU TYPE: SNMPvX Trap (4)
Enterprise: Corporation or organization that originated the trap, such as .1.3.6.1.4.1.x
Agent Address: IP address of the SNMP agent
Generic Trap Type: Cold Start, Link Up, Enterprise, etc.
Specific Trap Type: When Generic is set to Enterprise a specific trap ID s identified
Timestamp: The value of object sysUpTime when the event occurred
Object x Value x: OID of the trap and the current value
The above packet is sent to the SNMP trap host, or manager, through UDP port 162.
Packet Format:
Table 2-8. Generic Traps
Generic Trap Name and Number
Definition
coldStart (0)
Indicates that the agent has rebooted. All management variables will be reset; specifically, Counters and Gauges will be reset to zero (0). One nice thing about the coldStart trap is that it can be used to determine when new hardware is added to the network. When a device is powered on, it sends this trap to its trap destination. If the trap destination is set correctly (i.e., to the IP address of your NMS) the NMS can receive the trap and determine whether it needs to manage the device.
warmStart (1)
Indicates that the agent has reinitialized itself. None of the management variables will be reset.
linkDown (2)
Sent when an interface on a device goes down. The first variable binding identifies which interface went down.
linkUp (3)
Sent when an interface on a device comes back up. The first variable binding identifies which interface came back up.
authenticationFailure (4)
Indicates that someone has tried to query your agent with an incorrect community string; useful in determining if someone is trying to gain unauthorized access to one of your devices.
egpNeighborLoss (5)
Indicates that an Exterior Gateway Protocol (EGP) neighbor has gone down.
enterpriseSpecific (6)
Indicates that the trap is enterprise-specific. SNMP vendors and users define their own traps under the private-enterprise branch of the SMI object tree. To process this trap properly, the NMS has to decode the specific trap number that is part of the SNMP message.
SNMP Version: v1 or v2
Community: Community name of the SNMP agent (defined on the agent)
PDU TYPE: SNMPvX Trap (4)
Enterprise: Corporation or organization that originated the trap, such as .1.3.6.1.4.1.x
Agent Address: IP address of the SNMP agent
Generic Trap Type: Cold Start, Link Up, Enterprise, etc.
Specific Trap Type: When Generic is set to Enterprise a specific trap ID s identified
Timestamp: The value of object sysUpTime when the event occurred
Object x Value x: OID of the trap and the current value
The above packet is sent to the SNMP trap host, or manager, through UDP port 162.
Packet Format:
Table 2-8. Generic Traps
Generic Trap Name and Number
Definition
coldStart (0)
Indicates that the agent has rebooted. All management variables will be reset; specifically, Counters and Gauges will be reset to zero (0). One nice thing about the coldStart trap is that it can be used to determine when new hardware is added to the network. When a device is powered on, it sends this trap to its trap destination. If the trap destination is set correctly (i.e., to the IP address of your NMS) the NMS can receive the trap and determine whether it needs to manage the device.
warmStart (1)
Indicates that the agent has reinitialized itself. None of the management variables will be reset.
linkDown (2)
Sent when an interface on a device goes down. The first variable binding identifies which interface went down.
linkUp (3)
Sent when an interface on a device comes back up. The first variable binding identifies which interface came back up.
authenticationFailure (4)
Indicates that someone has tried to query your agent with an incorrect community string; useful in determining if someone is trying to gain unauthorized access to one of your devices.
egpNeighborLoss (5)
Indicates that an Exterior Gateway Protocol (EGP) neighbor has gone down.
enterpriseSpecific (6)
Indicates that the trap is enterprise-specific. SNMP vendors and users define their own traps under the private-enterprise branch of the SMI object tree. To process this trap properly, the NMS has to decode the specific trap number that is part of the SNMP message.
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