[asterisk-bugs] [JIRA] (ASTERISK-26113) res_pjsip: Lots of DNS lookups of local hostname
Ross Beer (JIRA)
noreply at issues.asterisk.org
Wed Dec 28 10:30:10 CST 2016
[ https://issues.asterisk.org/jira/browse/ASTERISK-26113?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ross Beer closed ASTERISK-26113.
--------------------------------
Resolution: Duplicate
ASTERISK-26280
> res_pjsip: Lots of DNS lookups of local hostname
> ------------------------------------------------
>
> Key: ASTERISK-26113
> URL: https://issues.asterisk.org/jira/browse/ASTERISK-26113
> Project: Asterisk
> Issue Type: Bug
> Security Level: None
> Components: Resources/res_pjsip
> Affects Versions: SVN
> Environment: CentOS 6.5 and Fedora 23.
> Reporter: Ross Beer
> Assignee: Unassigned
> Severity: Minor
> Attachments: pjsip.conf, pjsip_inbound.conf
>
>
> Asterisk is performing thousands of DNS lookups per minute.
> The lookups are for its own host name for A and AAAA records. These are milliseconds apart and produce a DoS attack on the name servers.
> This can be confirmed by having incoming calls and performing a wireshark.
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