Re: [pfSense Support] load balancing for internal and external servers

2007-10-10 Thread Paul M
Bill Marquette wrote:
 You won't be able to test load balancing of virtual servers from
 inside your network.  It's a pf thing and unlikely to ever get
 resolved.

ah, thanks, I did wonder if that might be the case. I put a machine
outside the firewalls on which I put squid as an intermediate fix, and
it works well enough for testing.

thanks
Paul


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Re: [pfSense Support] load balancing for internal and external servers

2007-10-10 Thread Paul M
Bill Marquette wrote:
 Technically we can make this work if the virtual servers are in a DMZ
 (all you need is a NAT on the DMZ interface to hide the source address
 of your test machine).  But there's no way to make it work if the test
 machine is in the same network as the server.

thanks again; the issue will go away somewhat when we move our server
farm to a colocation facility, at which point I have to build more
firewalls anyway!

 On 10/10/07, Paul M [EMAIL PROTECTED] wrote:
 Bill Marquette wrote:
 You won't be able to test load balancing of virtual servers from
 inside your network.  It's a pf thing and unlikely to ever get
 resolved.
 ah, thanks, I did wonder if that might be the case. I put a machine
 outside the firewalls on which I put squid as an intermediate fix, and
 it works well enough for testing.


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[pfSense Support] load balancing for internal and external servers

2007-10-09 Thread Paul M
Thanks for reading this.

pair of pfsense firewalls with
* external carp IP 1.2.3.4
* internal carp IP 192.168.0.1 with each machine on .2 and .3

the bit that works:
we have a couple of web servers, and I created a pool,
and a virtual server which listens on external carp
IP, then added the rule permitting traffic.

works just fine, I can see the web servers from
outside world

the bit that doesn't
wanting to test the load balanced pool from inside,
I created a virtual server listening on the internal
192.168 address, no rules were required because
internal (LAN) traffic is 100% permitted.

Using tcpdump I see the tcp connection coming from desktop:highport to
192.168.0.1:80, there's then a conn from 1921.68.0.1:highport to
webserver:80 which completes, but no traffic goes back to desktop!

nothing in the firewall logs indicates dropped traffic!

any clues gratefully received.

thanks
Paul

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Re: [pfSense Support] load balancing for internal and external servers

2007-10-09 Thread Paul M
Paul M wrote:
 Thanks for reading this.
 
 pair of pfsense firewalls with
 * external carp IP 1.2.3.4
 * internal carp IP 192.168.0.1 with each machine on .2 and .3
 
 the bit that works:
   we have a couple of web servers, and I created a pool,
   and a virtual server which listens on external carp
   IP, then added the rule permitting traffic.
 
   works just fine, I can see the web servers from
   outside world
 
 the bit that doesn't
   wanting to test the load balanced pool from inside,
   I created a virtual server listening on the internal
   192.168 address, no rules were required because
   internal (LAN) traffic is 100% permitted.
 
 Using tcpdump I see the tcp connection coming from desktop:highport to
 192.168.0.1:80, there's then a conn from 1921.68.0.1:highport to
 webserver:80 which completes, but no traffic goes back to desktop!
 
 nothing in the firewall logs indicates dropped traffic!
 
 any clues gratefully received.

p.s. I do have the Bypass firewall rules for traffic on the same
interface option ticked in system-advanced settings


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Re: [pfSense Support] load balancing for internal and external servers

2007-10-09 Thread Bill Marquette
You won't be able to test load balancing of virtual servers from
inside your network.  It's a pf thing and unlikely to ever get
resolved.

--Bill

On 10/9/07, Paul M [EMAIL PROTECTED] wrote:
 Thanks for reading this.

 pair of pfsense firewalls with
 * external carp IP 1.2.3.4
 * internal carp IP 192.168.0.1 with each machine on .2 and .3

 the bit that works:
 we have a couple of web servers, and I created a pool,
 and a virtual server which listens on external carp
 IP, then added the rule permitting traffic.

 works just fine, I can see the web servers from
 outside world

 the bit that doesn't
 wanting to test the load balanced pool from inside,
 I created a virtual server listening on the internal
 192.168 address, no rules were required because
 internal (LAN) traffic is 100% permitted.

 Using tcpdump I see the tcp connection coming from desktop:highport to
 192.168.0.1:80, there's then a conn from 1921.68.0.1:highport to
 webserver:80 which completes, but no traffic goes back to desktop!

 nothing in the firewall logs indicates dropped traffic!

 any clues gratefully received.

 thanks
 Paul

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