Introduction
In my previous post, it was about Net-SNMP. If you use it for SNMP Trap, in most cases you will see the trap from the device (router, switch, server, ups, printer, etc) will be look like this, taken from snmptt website:
Feb 12 13:37:10 server11 snmptrapd[25409]: 192.168.110.192: Enterprise Specific Trap (3008) Uptime: 306 days, 23:13:24.29, .1.3.6.1.2.1.1.5.0 [...]
Introduction
I can say, Simple Network Management Protocol is a standard widely used in monitoring. From router, switch, firewall, printer, server, ups, cellular nodes and many other devices. There has been 3 versions of SNMP. SNMPv1, SNMPv2c, SNMPv3. With SNMPv3 as the securest implementation.
Most network monitoring software will use SNMP to collect device information. From CPU, [...]
Introduction
Another great product from open source community. If you have read Dynagen and Dynamips then this will enhance your experience in cisco simulation. GNS3 offers complex graphical network simulator and launch simulation on them.
Features currently supported by GNS 3 are:
Designing high quality complex network topologies.
Emulating Cisco routers and PIX firewalls.
Simulating simple Ethernet, ATM and Frame [...]
