[pfSense] pfsense fw blocking internal requests

2014-07-22 Thread Khurram Khan
Hi Team,

Trying to figure out an issue i'm facing with pfsense 2.1.4. I'm routing 
192.168.0.0/24 via pfsense. this block resides on a linux machine. within the 
internal LAB if i ping to 192.168.0.5 , all the machines on the LAN can ping 
successfully. However, if i ping from the linux machine , sourcing from 
192.168.0.5, to the pfsense LAN IP , my pings fail. i've got a firewall rule on 
the pfsense firewall allowing anything from 192.168.0.0/24 to anything. 

here's what the topology looks like:


internet  rl1  pfsense  rl0  LAN 

LAN subnet (rl0) : 10.10.171.0/24

here are the routes on the pfsense appliance:

[2.1.4-RELEASE][ad...@pfw01.b.lan]/root(1): netstat -rn | grep 192.168.
192.168.0.0/24 10.10.171.80   UGS 0  161rl0

and here's the rl0 interface:

[2.1.4-RELEASE][ad...@pfw01.b.lan]/root(4): ifconfig rl0 | grep inet | grep -v 
inet6
inet 10.10.171.1 netmask 0xff00 broadcast 10.10.171.255



the LAN subnet is : 10.10.171.0/24
the server that 192.168.0.0/24 resides on is : 10.10.171.80


when trying to initiate the ping from 10.10.171.80, sourcing 192.168.0.5 and 
destined for 10.10.171.1 (rl0), pings fail and here is what i see in the logs:


Jul 22 15:27:53 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.60 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22636, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags [DF], 
proto ICMP (1), length 84)
Jul 22 15:27:56 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.02 rule 
3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22642, offset 0, flags [DF], 
proto ICMP (1), length 84)


the fact that the firewall rule is there on the LAN interface , permitting 
anything from 192.168/24 , plus not blocking any bogons or private addresses on 
this interface, i'm scratching my head. 
if someone has any ideas, would really appreciate it. 





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Re: [pfSense] pfsense fw blocking internal requests

2014-07-22 Thread Khurram Khan
protocol in the rule is any. here's what the rule looks like:

Action:Pass
Interface: LAN
TCP/IP: IPv4
protocol: any
source: Type: network, address: 192.168.0.0/24
destination: any





On Jul 22, 2014, at 4:16 PM, Justin Edmands wrote:

 It's most likely your specified Protocol in the allow rule you have
 set. Open the rule that you believe should allow the traffic and
 change the rule from TCP, UDP, TCP/UDP to say any.
 
 On Tue, Jul 22, 2014 at 5:30 PM, Khurram Khan brokenf...@gmail.com wrote:
 Hi Team,
 
 Trying to figure out an issue i'm facing with pfsense 2.1.4. I'm routing 
 192.168.0.0/24 via pfsense. this block resides on a linux machine. within 
 the internal LAB if i ping to 192.168.0.5 , all the machines on the LAN can 
 ping successfully. However, if i ping from the linux machine , sourcing from 
 192.168.0.5, to the pfsense LAN IP , my pings fail. i've got a firewall rule 
 on the pfsense firewall allowing anything from 192.168.0.0/24 to anything.
 
 here's what the topology looks like:
 
 
 internet  rl1  pfsense  rl0  LAN
 
 LAN subnet (rl0) : 10.10.171.0/24
 
 here are the routes on the pfsense appliance:
 
 [2.1.4-RELEASE][ad...@pfw01.b.lan]/root(1): netstat -rn | grep 192.168.
 192.168.0.0/24 10.10.171.80   UGS 0  161rl0
 
 and here's the rl0 interface:
 
 [2.1.4-RELEASE][ad...@pfw01.b.lan]/root(4): ifconfig rl0 | grep inet | grep 
 -v inet6
inet 10.10.171.1 netmask 0xff00 broadcast 10.10.171.255
 
 
 
 the LAN subnet is : 10.10.171.0/24
 the server that 192.168.0.0/24 resides on is : 10.10.171.80
 
 
 when trying to initiate the ping from 10.10.171.80, sourcing 192.168.0.5 and 
 destined for 10.10.171.1 (rl0), pings fail and here is what i see in the 
 logs:
 
 
 Jul 22 15:27:53 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.60 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22636, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:54 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:00.84 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22638, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:55 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.45 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22640, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 Jul 22 15:27:56 pfw01.rl0.171.10.10.in-addr.arpa pf: 00:00:01.02 rule 
 3/0(match): block in on rl0: (tos 0x0, ttl 64, id 22642, offset 0, flags 
 [DF], proto ICMP (1), length 84)
 
 
 the fact that the firewall rule is there on the LAN interface , permitting 
 anything from 192.168/24 , plus not blocking any bogons or private addresses 
 on this interface, i'm scratching my head.
 if someone has any ideas, would really appreciate it.
 
 
 
 
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