Some SNMP Object ID to monitor:


  Cisco routers:
    free memory      1.3.6.1.4.1.9.9.48.1.1.1.6.1 (Gauge value)
    cpu  load        1.3.6.1.4.1.9.2.1.56.0       (Gauge value)

    Ethernet port traffic
	  outgoing   1.3.6.1.2.1.2.2.1.16.1
          incoming   1.3.6.1.2.1.2.2.1.10.1

    Serial Port traffic
          outgoing   1.3.6.1.2.1.2.2.1.16.2
          incoming   1.3.6.1.2.1.2.2.1.10.2

  Livingston PM:
    Ethernet port traffic
          outgoing   1.3.6.1.2.1.2.2.1.16.1
          incoming   1.3.6.1.2.1.2.2.1.10.1

    Serial (Wan) port traffic
	  outgoing   1.3.6.1.2.1.2.2.1.16.97
          incoming   1.3.6.1.2.1.2.2.1.10.97
