Hi, if you implement the ietf-interfaces YANG module including the if-mib feature, then /interfaces-state/interface/if-index provides you the ifIndex value that MIB modules usually use to identify an interface.
/js On Fri, Oct 16, 2015 at 02:04:38PM +0000, De Noia Giuseppe wrote: > Hi guys, > I have a question about Yang language support for snmp alarm correlation. > It could be nice if a device supplier, specifying the Yang model of his > network element, could also specify the correspondence between snmp alarms > produced and affected part of the yang model of its device. This will allow > for correlation between snmp traps (or other events) affecting a given object > and the service instance created (through Netconf/yang) on that object. > > As for example, let's say a device send the following trap > > xx: snmpTraps.3 notification received from: 163.162.185.239 at 18/06/2015 > 14:13:27 > Time stamp: 0 days 00h:00m:40s.15th > Agent address: 163.162.185.239 Port: 54835 Transport: IP/UDP Protocol: > SNMPv2c Notification > Manager address: 163.162.107.184 Port: 162 Transport: IP/UDP > Community: public > Enterprise: enterprises.8072.3.2.10 > Bindings (8) > Binding #1: sysUpTime.0 *** (timeticks) 0 days 00h:00m:40s.15th > Binding #2: snmpTrapOID.0 *** (oid) snmpTraps.3 > Binding #3: ifIndex.6 *** (int32) 6 > Binding #4: ifDescr.6 *** (octets) dp0s3 [64.70.30.73.34 (hex)] > Binding #5: ifType.6 *** (int32) ethernet-csmacd(6) > Binding #6: ifAdminStatus.6 *** (int32) down(2) > Binding #7: ifOperStatus.6 *** (int32) down(2) > Binding #8: snmpTrapEnterprise.0 *** (oid) enterprises.8072.3.2.10 > > On the same device I created a service instance, which consists on an > interface configuration . The interface, described through the YANG model is > the following > /tns:data/tnsA:interfaces/tnsB:dataplane/tnsB:tagnode[.='dp0s3'] > > Actually the SNMP trap impacts on the same interface where I configured my > service instance, but I have no means to understand it. > > How can I enrich my YANG model to support the information that a trap with > oid= snmpTraps.3 and ifDescr = dp0s3 affect the same interface described in > Yang by the xpath expression > /tns:data/tnsA:interfaces/tnsB:dataplane/tnsB:tagnode[.='dp0s3']? > > Do I need to define a new YANG extension statement to carry on such a > correspondence, or can I rely on existing structures? > > Regards, > Giuseppe De Noia > > > > > ------------------------------------------------------------------ > Telecom Italia > Giuseppe De Noia > T.TG.NM.OSI, > Via Reiss Romoli, 274 10148 Torino > 011 2288887 > 331 6001197 > > Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle > persone indicate. La diffusione, copia o qualsiasi altra azione derivante > dalla conoscenza di queste informazioni sono rigorosamente vietate. Qualora > abbiate ricevuto questo documento per errore siete cortesemente pregati di > darne immediata comunicazione al mittente e di provvedere alla sua > distruzione, Grazie. > > This e-mail and any attachments is confidential and may contain privileged > information intended for the addressee(s) only. Dissemination, copying, > printing or use by anybody else is unauthorised. If you are not the intended > recipient, please delete this message and any attachments and advise the > sender by return e-mail, Thanks. > > [rispetta l'ambiente]Rispetta l'ambiente. Non stampare questa mail se non ? > necessario. > > _______________________________________________ > netmod mailing list > netmod@ietf.org > https://www.ietf.org/mailman/listinfo/netmod -- Juergen Schoenwaelder Jacobs University Bremen gGmbH Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany Fax: +49 421 200 3103 <http://www.jacobs-university.de/> _______________________________________________ netmod mailing list netmod@ietf.org https://www.ietf.org/mailman/listinfo/netmod
