import of dnsmasq-2.41.tar.gz

This commit is contained in:
Simon Kelley
2008-02-12 20:43:05 +00:00
parent 5aabfc78bc
commit 824af85bdf
42 changed files with 8609 additions and 4729 deletions

22
FAQ
View File

@@ -1,7 +1,7 @@
Q: Why does dnsmasq open UDP ports >1024 as well as port 53.
Is this a security problem/trojan/backdoor?
A: The high ports that dnsmasq opens is for replies from the upstream
A: The high ports that dnsmasq opens are for replies from the upstream
nameserver(s). Queries from dnsmasq to upstream nameservers are sent
from these ports and replies received to them. The reason for doing this is
that most firewall setups block incoming packets _to_ port 53, in order
@@ -39,10 +39,9 @@ A: They are negative entries: that's what the N flag means. Dnsmasq asked
Q: Will dnsmasq compile/run on non-Linux systems?
A: Yes, there is explicit support for *BSD and MacOS X. There are
start-up scripts for MacOS X Tiger and Panther in /contrib. Earlier
dnsmasq releases ran under Solaris, but that capability has
rotted. Dnsmasq will link with uclibc to provide small
A: Yes, there is explicit support for *BSD and MacOS X and Solaris.
There are start-up scripts for MacOS X Tiger and Panther
in /contrib. Dnsmasq will link with uclibc to provide small
binaries suitable for use in embedded systems such as
routers. (There's special code to support machines with flash
filesystems and no battery-backed RTC.)
@@ -50,7 +49,7 @@ A: Yes, there is explicit support for *BSD and MacOS X. There are
ports and building dnsmasq with "make MAKE=gmake"
For other systems, try altering the settings in config.h.
Q: My companies' nameserver knows about some names which aren't in the
Q: My company's nameserver knows about some names which aren't in the
public DNS. Even though I put it first in /etc/resolv.conf, it
dosen't work: dnsmasq seems not to use the nameservers in the order
given. What am I doing wrong?
@@ -380,6 +379,14 @@ A: This a variant on the iptables problem. Explicit details on how to
http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2005q3/000431.html
Q: I'm using dnsmasq on a machine with the shorewall firewall, and
DHCP doesn't work. What's the problem?
A: This a variant on the iptables problem. Explicit details on how to
proceed can be found at
http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2007q4/001764.html
Q: Dnsmasq logs "running as root because setting capabilities failed"
when it starts up. Why did that happen and what can do to fix it?
@@ -429,9 +436,6 @@ A: In almost all cases: none. If you have the normal arrangement with
chain reaction runaway will occur. To avoid this, use syslog-ng
and turn on syslog-ng's dns-cache function.