Re: snmp in cluster

2011-11-04 Thread Niels Baggesen
On Wed, Nov 02, 2011 at 03:59:16PM +, Alexandre James wrote: > Is this arrangement actually compliant? ie Is it perfectly valid for > different contexts/communities to return different values for the > same oids? Cisco has been doing that for years with BRIDGE-MIB on their switches. When VLAN

Re: snmp in cluster

2011-11-03 Thread Nguyen Dinh Phong
Shield To: Alexandre James Cc: Nguyen Dinh Phong ; "[email protected]" Sent: Wednesday, November 2, 2011 9:43 AM Subject: Re: snmp in cluster On 2 November 2011 15:59, Alexandre James wrote: > Is this arrangement actually compliant? ie Is it perfectly valid

Re: snmp in cluster

2011-11-03 Thread Dave Shield
On 3 November 2011 23:05, Nguyen Dinh Phong wrote: > Assuming I have AgentX tweak with all the contexts set up, can I do one > snmpwalk at the main node for the whole cluster? > snmpwalk -c public > Or am I only be able to walk one node at a time with the right context for > each node? If you'r

Re: snmp in cluster

2011-11-02 Thread Dave Shield
On 2 November 2011 15:59, Alexandre James wrote: > Is this arrangement actually compliant? ie Is it perfectly valid for different > contexts/communities to return different values for the same oids? It's certainly a valid use of contexts. Indeed - this is the whole point of having contexts at all

RE: snmp in cluster

2011-11-02 Thread Alexandre James
[mailto:[email protected]] Sent: Wednesday, November 02, 2011 4:24 AM To: Nguyen Dinh Phong Cc: [email protected] Subject: Re: snmp in cluster On 2 November 2011 01:09, Nguyen Dinh Phong wrote: > For example with the system mib: > system.sysdescr.0 for th

Re: snmp in cluster

2011-11-02 Thread Fulko Hew
On Wed, Nov 2, 2011 at 9:31 AM, Dave Shield wrote: > On 2 November 2011 13:26, Fulko Hew wrote: >> When I was forced to do this, I invented my own MIB that 'tableified' all of >> the >> information that I needed to aggregate across the 'cluster'. > > >> So as the other response said, "you can't

Re: snmp in cluster

2011-11-02 Thread Dave Shield
On 2 November 2011 13:26, Fulko Hew wrote: > When I was forced to do this, I invented my own MIB that 'tableified' all of > the > information that I needed to aggregate across the 'cluster'. > So as the other response said, "you can't add indexes to an existing MIB", > but I created my own MIB

Re: snmp in cluster

2011-11-02 Thread Fulko Hew
On Tue, Nov 1, 2011 at 9:09 PM, Nguyen Dinh Phong wrote: > Hi, > I'd like to set up a cluster of nodes running net-snmp5.3.3.2, with only one > main node responsible for external requests. The requirement is to make the > whole cluster appearing as one system to NMS applications. If a customer > d

Re: snmp in cluster

2011-11-02 Thread Dave Shield
On 2 November 2011 01:09, Nguyen Dinh Phong wrote: > For example with the system mib: > system.sysdescr.0 for the main node > system.sysdescr.[index1] for node 1 > system.sysdescr.[index2] for node2, No - SNMP doesn't work like that. sysDescr (note the capitalisation) is defined as a

snmp in cluster

2011-11-02 Thread Nguyen Dinh Phong
Hi, I'd like to set up a cluster of nodes running net-snmp5.3.3.2, with only one main node responsible for external requests. The requirement is to make the whole cluster appearing as one system to NMS applications. If a customer does a snmpwalk at the main node, he would see all the OIDs for a