Displaying 20 results from an estimated 300 matches similar to: "SNAT is less expensive than MASQ"
2012 Mar 05
0
masq and snat
Hi!
Progress is much better now with my new install with not many problems left!
I just have a simple - I hope - question.
I have a few users that need access to the net via masquerade rules. The rest
have to go via squid on the firewall. That all works well.
I also have two windows servers that also need access to the net but they have
to each use a specific outgoing ip address.
I add two
2006 Sep 16
1
[Bug 9] locally bound udp port can still be used for MASQ/SNAT
https://bugzilla.netfilter.org/bugzilla/show_bug.cgi?id=9
------- Additional Comments From kaber@trash.net 2006-09-16 14:45 MET -------
I guess this is obsolete now that we don't exclude locally originating packets
from MASQUERADE anymore .. in the end all ports will be unique.
--
Configure bugmail: https://bugzilla.netfilter.org/bugzilla/userprefs.cgi?tab=email
------- You are
2002 Jun 05
4
Docs Issue - IP Masq vs. SNAT
More than one of our docs issues revolve around some confusion between
"IP masquerading" and "SNAT" -- a confusion I might share, or if
contagious, I may be catching. <g>
I think of SNAT more or less as a special case of IP masquerading,
applicable when, for example, the external interface has multiple IP''s
and you choose to _explicitly_ set the address through
2002 Sep 29
11
Iptables, SNAT/MASQ, Multiple gateways
I have a dual-homed firewall. It has 2 Internet connections, provided by
different ISPs (each with an associated IP address). The 2 Internet
connections are connected to the same physical interface. The 2 Internet
connections do NOT have equal bandwidth
How do I configure the SNAT/MASQ and ensure sharing of the gateways with
the correct ratio of usage and with the correct source IP address?
I
2009 Aug 28
2
[LLVMdev] can't build w/expensive checks
I get the error below when trying to build clang with expensive checks.
Works fine w/o these. Is this a known problem?
This is on Ubuntu Hardy using this compiler:
regehr at john-home:~$ g++ --version
g++ (GCC) 4.2.4 (Ubuntu 4.2.4-1ubuntu4)
Thanks,
John Regehr
make[4]: Entering directory
`/home/regehr/z/tmp/llvm-r80385/tools/clang/lib/Basic'
llvm[4]: Compiling Builtins.cpp for
2009 Aug 28
0
[LLVMdev] can't build w/expensive checks
Hi John,
> I get the error below when trying to build clang with expensive checks.
> Works fine w/o these. Is this a known problem?
this is a bug in libstdc++, and has been fixed here:
http://gcc.gnu.org/viewcvs?view=revision&revision=147599
If you can't pick up the fix, try compiling clang without the
-fno-rtti option.
Ciao,
Duncan.
2009 Aug 28
2
[LLVMdev] can't build w/expensive checks
Hmmm, this used to work, at least it didn't on Aug 07 on x86_64:
http://google1.osuosl.org:8011/builders/clang-x86_64-linux-check
- Daniel
On Fri, Aug 28, 2009 at 1:21 PM, Duncan Sands<baldrick at free.fr> wrote:
> Hi John,
>
>> I get the error below when trying to build clang with expensive checks.
>> Works fine w/o these. Is this a known problem?
>
>
2009 Aug 30
0
[LLVMdev] can't build w/expensive checks
On 2009-08-29 01:37, Daniel Dunbar wrote:
> Hmmm, this used to work, at least it didn't on Aug 07 on x86_64:
> http://google1.osuosl.org:8011/builders/clang-x86_64-linux-check
>
>
-fno-rtti wasn't used in the build of clang, it started being used in
the build after a Makefile fix:
Author: Eric Christopher <echristo at apple.com>
Date: Tue Aug 18 03:23:40 2009
2010 May 07
1
[LLVMdev] Failure building 2.7 with debug info and expensive checks
I am trying to build 2.7 on FreeBSD with all debugging options "on":
CXX=/usr/local/gcc/4.5.0/bin/g++ CPPFLAGS=-I/usr/local/include
LDFLAGS=-L/usr/local/lib ../llvm/configure --prefix=/usr/local/llvm/2.7
--enable-assertions --enable-shared --enable-libffi
--enable-debug-runtime --enable-expensive-checks --enable-debug-symbols
Here is the error message I got from the build:
2013 Jul 29
0
[LLVMdev] [Polly] Analysis of the expensive compile-time overhead of Polly Dependence pass
On 07/29/2013 03:18 AM, Sven Verdoolaege wrote:
> On Sun, Jul 28, 2013 at 04:42:25PM -0700, Tobias Grosser wrote:
>> Sven: In terms of making the behaviour of isl easier to understand,
>> it may make sense to fail/assert in case operands have parameters that
>> are named identical, but that refer to different pointer values.
>
> No, you are allowed to have different
2003 Aug 05
2
Why are FXO so expensive?
Hi,
I've been browsing for FXO devices, and I'm really surprised at their costs.
Why such devices are so expensive and somehow hard to get ?
Samy.
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2004 Jun 07
2
slightly OT: VoIP more expensive than Call-By-Call
Hi,
is it just me, or are the VoIP providers for Germany more expensive than
going via call-by-call?
sipgate.de lists a price of 1.76ct a minute, a couple of call-by-calls
are listed at 1.3ct-1.5ct a minute.
Did anyone else thought this to be strange?
What about other countries? Same thing?!
It seems to me, VoIP providers only make sense for headquarter to
subsidiary, but not for regular
2008 Feb 11
0
PDF with computationally expensive normalizing constant
Hi
I am writing some functionality for a multivariate PDF.
One problem is that evaluating the normalizing constant (NC) is
massively computationally intensive [one recent example
took 4 hours and bigger examples would take much much longer]
and it would be good allow for this in the
design of the package somehow.
For example, the likelihood function doesn't need the NC
but (eg) the
2008 Mar 01
2
I need the least expensive way to do this
I never did see this get to the list.
Tim Litwiller wrote:
> For my church school we need a way to connect 3 room phones, 1 office
> phone and 2 phone lines.
> so I need a device or several that i can connect to 2 pots phone lines
> and at least 3 plain old wall phones. I'll donate a sipura 941 for
> the office.
>
> What would be the best product to get 2 fxo ports
2013 Jul 26
0
[LLVMdev] [Polly] Analysis of the expensive compile-time overhead of Polly Dependence pass
On 07/25/2013 09:01 PM, Star Tan wrote:
> Hi Sebastian,
>
>
> Recently, I found the "Polly - Calculate dependences" pass would lead to significant compile-time overhead when compiling some loop-intensive source code. Tobias told me you found similar problem as follows:
> http://llvm.org/bugs/show_bug.cgi?id=14240
>
>
> My evaluation shows that "Polly -
2013 Oct 08
0
[LLVMdev] What makes register allocation expensive?
Hi, so just to verify the obvious: these are both the same type of build
(Release-Asserts, or whatever) rather than an optimized 3.1 vs a 3.3 debug
build? (I know this is unlikely, but I've managed to mix-up my
configurations in the past so it is worth checking before trying more
involved options). A 20x slow-down that looks to be on everything (rather
than one component) is a strong symptom
2006 May 12
3
Echo cancel: chan_misdn vs bristuff? HFC card vs expensive card?
Hello everyone.
I've got a HFC ISDN card that I'm using with chan_misdn and it basically
behaves like crap. Echo is waaay worst then echo I get TDM400 card,
sound is "choppy" (there other side is allays complaining about sound
interruptions) and to top it all it detects fake DTMF's all the time.
Is this a chan_misdn problem or is it a card problem? I really need to
get
2013 Jul 26
0
[LLVMdev] [Polly] Analysis of the expensive compile-time overhead of Polly Dependence pass
At 2013-07-26 14:14:51,"Tobias Grosser" <tobias at grosser.es> wrote:
>On 07/25/2013 09:01 PM, Star Tan wrote:
>> Hi Sebastian,
>>
>>
>> Recently, I found the "Polly - Calculate dependences" pass would lead to significant compile-time overhead when compiling some loop-intensive source code. Tobias told me you found similar problem as follows:
2009 Oct 14
1
Cacheing computationally expensive getter methods for S4 objects
Hi,
I was wondering if there was a way to store the results of a
computationally expensive "getter" call on an S4 object, so that it is
only calculated once for each object.
Trivial example: let's say I want to cache the "expensive" area
calculation of a square object.
setClass("Square",
representation(
length='numeric',
2014 Apr 24
2
Asterisk -rx, how expensive is it? Should you avoid "spamming" it?
Just like the subject sais - how expensive is it to execute a lot of these
commands to keep track of different things in asterisk?
I have avoided doing this because it feels a bit like a risk to spam the
asterisk CLI this way, but is it really?
CPU-wise it doesn't seem very expensive to do it 100 times a second (from a
simple test I did), but is it possible it will affect the asterisk