Re: SNMP Informs sent from snmpd do not work if firewall is enabled on the machine
Dave Shield <[email protected]>
| Newsgroups | gmane.network.net-snmp.user |
|---|---|
| Message-ID | <[email protected]> |
On 2 June 2011 04:58, Dattaram Porob <[email protected]> wrote: > In case of a v2 inform, the Inform message is sent by the agent > (net-snmp 5.6.1) and received by the receiver but the ACK sent by the > receiver does not reach the agent since it is blocked by the firewall. > In case of a v3 Inform, before sending the actual Inform message, the > agent tries to discover the engineId of the receiver. The response to > the discover is not received by the agent and so it is not be able to > send out the Inform message itself. Both of those feel like a problem with the firewall configuration. It ought to accept the response to an outgoing request. > Is there any way to get around this problem; any configuration in > net-snmp or for that matter any configuration in iptables ? A rule such as iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT should allow this to work as expected. Dave ------------------------------------------------------------------------------ Simplify data backup and recovery for your virtual environment with vRanger. Installation's a snap, and flexible recovery options mean your data is safe, secure and there when you need it. Discover what all the cheering's about. Get your free trial download today. http://p.sf.net/sfu/quest-dev2dev2 _______________________________________________ Net-snmp-users mailing list [email protected] Please see the following page to unsubscribe or change other options: https://lists.sourceforge.net/lists/listinfo/net-snmp-users