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[Bug network/19697] New: /etc/gai.conf option to configure AF_UNSPEC lookups
- From: "fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Sat, 20 Feb 2016 14:22:27 +0000
- Subject: [Bug network/19697] New: /etc/gai.conf option to configure AF_UNSPEC lookups
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=19697
Bug ID: 19697
Summary: /etc/gai.conf option to configure AF_UNSPEC lookups
Product: glibc
Version: 2.24
Status: NEW
Severity: normal
Priority: P2
Component: network
Assignee: unassigned at sourceware dot org
Reporter: fweimer at redhat dot com
Target Milestone: ---
Flags: security-
Systems without IPv6 connectivity may still run software which uses AF_UNSPEC
lookups. Such systems may want to skip the AAAA lookup in getaddrinfo.
Similarly, IPv6-only systems might want to avoid the A lookups.
Therefore, configuration options like âaf_unspec bothâ (the default),
âaf_unspec af_inetâ and âaf_unspec af_inet6â make a lot of sense to me.
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