Internal sendmail problems

O'Connor, Kevin KevinO'Connor at merseyfire.gov.uk
Thu Jan 3 18:59:02 GMT 2008


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On 3 Jan 2008, at 13:41, Lee Brotherston wrote:=0D=0A=0D=0A> On Thu, Jan 03=
, 2008 at 09:50:29AM +0000, Mark Blackman wrote:=0D=0A>> * recompile sendma=
il with WITHOUT_INET6=0D=0A>> * possibly the uncommenting mentioned, but th=
at's a long shot=0D=0A>> * deleting any ipv6 addresses on your interfaces=0D=
=0A>=0D=0A> Why not just recompile your kernel to not include IPv6 (unless =
of=0D=0A> course you're actually using it).  Surely it's always best to rem=
ove=0D=0A> anything from the kernel that you're not using to reduce the ris=
k of=0D=0A> bugs and vulnerabilities creeping in and just generally keeping=
 a=0D=0A> small efficient kernel=3F=0D=0A=0D=0A**I think it's a question of=
 least time for Kevin and a kernel recompile=0D=0A**and reboot per machine =
isn't very attractive I suppose.=0D=0A**=0D=0A**- Mark=0D=0A=0D=0AI've got =
nothing against doing a custom kernel, used to do them all the time to get =
SMP kernels but how to find a way to explain to the powers that be that it =
is Microsoft's DNS that is broken when it works fine from their point of vi=
ew and that it's only one of those new fangled open source thingys that has=
 the problem, therefor it must be a fault with that. The decision to stick =
with my kludge gives the appearance of full interoperability for lest resou=
rce/effort. This is after all the public sector where time to tweak is scar=
ce. Also if the problem is fixed with Windows 2008 it is a simple 1 line al=
teration and service restart to revert back.=0D=0A=0D=0ABefore anyone point=
s out that FreeBSD has been around a while and is not new, I know this but =
for some reason people always assume Open Source=3D=3DGNU/Linux which they =
perceive to be new. Me I've been sticking FreeBSD in places since 2.2=0D=0A=0D=
=0AKevin=0D=0A=0D=0A>=0D=0A> Thanks=0D=0A>=0D=0A>   Lee=0D=0A>=0D=0A> -- =0D=
=0A> Lee Brotherston - <lee at nerds.org.uk>=0D=0A=0D=0A=0D=0A_ _ _ _ _ _ _ _ =
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _=0D=0A=0D=0AThis=
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=0AIf you have received this e-mail in error please notify the originator o=
f the message.=20=0D=0A=0D=0AAny views expressed in this message are those =
of the individual sender,=0D=0Aexcept where the sender specifies and with a=
uthority, states them to be=0D=0Athe views of Merseyside Fire & Rescue Serv=
ice, (MFRS).=0D=0A=0D=0AIncoming and outgoing emails may be monitored in li=
ne with current legislation.=0D=0A=0D=0ASteps have been taken to ensure tha=
t this email and attachments are=20=0D=0Afree from any virus.  In keeping w=
ith good computing practice the=20=0D=0Arecipient should ensure they are ac=
tually virus free.=0D=0A=0D=0Ahttp://www.merseyfire.gov.uk/=0D=0A=0D=0A
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6.5.7638.1">=0D=0A<TITLE>RE: Internal sendmail problems</TITLE>=0D=0A</HEAD=
>=0D=0A<BODY>=0D=0A<!-- Converted from text/plain format -->=0D=0A=0D=0A<P>=
<FONT SIZE=3D2>On 3 Jan 2008, at 13:41, Lee Brotherston wrote:<BR>=0D=0A<BR=
>=0D=0A&gt; On Thu, Jan 03, 2008 at 09:50:29AM +0000, Mark Blackman wrote:<=
BR>=0D=0A&gt;&gt; * recompile sendmail with WITHOUT_INET6<BR>=0D=0A&gt;&gt;=
 * possibly the uncommenting mentioned, but that's a long shot<BR>=0D=0A&gt=
;&gt; * deleting any ipv6 addresses on your interfaces<BR>=0D=0A&gt;<BR>=0D=
=0A&gt; Why not just recompile your kernel to not include IPv6 (unless of<B=
R>=0D=0A&gt; course you're actually using it).&nbsp; Surely it's always bes=
t to remove<BR>=0D=0A&gt; anything from the kernel that you're not using to=
 reduce the risk of<BR>=0D=0A&gt; bugs and vulnerabilities creeping in and =
just generally keeping a<BR>=0D=0A&gt; small efficient kernel=3F<BR>=0D=0A<=
BR>=0D=0A**I think it's a question of least time for Kevin and a kernel rec=
ompile<BR>=0D=0A**and reboot per machine isn't very attractive I suppose.<B=
R>=0D=0A**<BR>=0D=0A**- Mark<BR>=0D=0A<BR>=0D=0AI've got nothing against do=
ing a custom kernel, used to do them all the time to get SMP kernels but ho=
w to find a way to explain to the powers that be that it is Microsoft's DNS=
 that is broken when it works fine from their point of view and that it's o=
nly one of those new fangled open source thingys that has the problem, ther=
efor it must be a fault with that. The decision to stick with my kludge giv=
es the appearance of full interoperability for lest resource/effort. This i=
s after all the public sector where time to tweak is scarce. Also if the pr=
oblem is fixed with Windows 2008 it is a simple 1 line alteration and servi=
ce restart to revert back.<BR>=0D=0A<BR>=0D=0ABefore anyone points out that=
 FreeBSD has been around a while and is not new, I know this but for some r=
eason people always assume Open Source=3D=3DGNU/Linux which they perceive t=
o be new. Me I've been sticking FreeBSD in places since 2.2<BR>=0D=0A<BR>=0D=
=0AKevin<BR>=0D=0A<BR>=0D=0A&gt;<BR>=0D=0A&gt; Thanks<BR>=0D=0A&gt;<BR>=0D=0A=
&gt;&nbsp;&nbsp; Lee<BR>=0D=0A&gt;<BR>=0D=0A&gt; --<BR>=0D=0A&gt; Lee Broth=
erston - &lt;lee at nerds.org.uk&gt;<BR>=0D=0A<BR>=0D=0A<BR>=0D=0A</FONT>=0D=0A=
</P>=0D=0A=0D=0A<br><br><table bgcolor=3Dwhite style=3D"color:black"><tr><t=
d><br>_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp=
;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nb=
sp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&=
nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_&nbsp;_<br>=0D=0A<br>=0D=0AThis&nbsp;e-ma=
il&nbsp;and&nbsp;any&nbsp;files&nbsp;transmitted&nbsp;with&nbsp;it&nbsp;are=
&nbsp;confidential&nbsp;and&nbsp;intended<br>=0D=0Asolely&nbsp;for&nbsp;the=
&nbsp;use&nbsp;of&nbsp;the&nbsp;individual&nbsp;or&nbsp;entity&nbsp;to&nbsp=
;whom&nbsp;they&nbsp;are&nbsp;addressed.<br>=0D=0AIf&nbsp;you&nbsp;have&nbs=
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e&nbsp;those&nbsp;of&nbsp;the&nbsp;individual&nbsp;sender,<br>=0D=0Aexcept&=
nbsp;where&nbsp;the&nbsp;sender&nbsp;specifies&nbsp;and&nbsp;with&nbsp;auth=
ority,&nbsp;states&nbsp;them&nbsp;to&nbsp;be<br>=0D=0Athe&nbsp;views&nbsp;o=
f&nbsp;Merseyside&nbsp;Fire&nbsp;&amp;&nbsp;Rescue&nbsp;Service,&nbsp;(MFRS=
).<br>=0D=0A<br>=0D=0AIncoming&nbsp;and&nbsp;outgoing&nbsp;emails&nbsp;may&=
nbsp;be&nbsp;monitored&nbsp;in&nbsp;line&nbsp;with&nbsp;current&nbsp;legisl=
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g&nbsp;with&nbsp;good&nbsp;computing&nbsp;practice&nbsp;the&nbsp;<br>=0D=0A=
recipient&nbsp;should&nbsp;ensure&nbsp;they&nbsp;are&nbsp;actually&nbsp;vir=
us&nbsp;free.<br>=0D=0A<br>=0D=0Ahttp://www.merseyfire.gov.uk/<br>=0D=0A<br=
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