1. devSnmp - device support for SNMP Richard Dabney,LANL rdabney@lanl.gov

2. devSnmp SNMP – Simple Network Management Protocol Telecom industry standard Supported in all enterprise-targeted (LAN) network devices and in most service provider-targeted (WAN) devices.

3. devSnmp What is it used for in EPICS? Co-relate control system aberrations with network traffic. How? Retrieve statistical information from network switches and routers.

4. devSnmp Features Queries SNMP-enabled devices Communications equipment i.e. switches, routers Anything that supports SNMP Input only, no output (yet) Uses net-snmp APIs

5. devSnmp EPICS record types supported Longin Analogin Stringin

6. devSnmp SNMP data types Counter Signed integer IPAddress,NetworkAddress OID String Gauge (records peak) TimeTicks

7. devSnmp Counters,Gauges are at least 32-bit unsigned (SNMPv1). Some are 64-bit unsigned (SNMPv2) EPICS longin is 32-bit signed. use EPICS analogin. EPICS strings are 40 chars max

8. devSnmp Other possible uses IOC management? Workstation/server management? ???

9. devSnmp To do/enhancements Output support? Trap/Alarm support?

10. devSnmp Alternatives Use other available SNMP utilities to log SNMP data. Use the new archiver???. ???