Im using 3CX, and it seems their firewall rule checker is a bit weird... I have managed to get some outgoing calls working by skipping the firewall checker... Still trying to configure incoming calls... but any help would be appreciated!
Thanks. --Tiernan -----Original Message----- From: List [mailto:[email protected]] On Behalf Of Steve Spencer Sent: Friday 13 February 2015 20:44 To: [email protected] Subject: Re: [pfSense] Multi-WAN port forwarding What VOIP platform is it? We have successfully implemented firewall allow rules for our Digium Switchvox PBX using PfSense. We might have similar rule set requirements if that helps at all. On 02/13/2015 01:01 PM, Tiernan OToole wrote: > Right... So after a bit of digging, I found the following from my VoIP Server > provider: > > http://www.3cx.com/blog/voip-howto/pfsense-firewall/ > > They walked me though setting up the firewall rules, and port preservation, > which worked to an extent... originally, no traffic was hitting the required > ports (5060, 5090 and 9000-9099) but now it is... Its still getting blocked > somewhere, but at least it’s a start! > > Now more digging! > > --Tiernan > > -----Original Message----- > From: List [mailto:[email protected]] On Behalf Of Jon > Gerdes > Sent: Friday 13 February 2015 13:57 > To: [email protected] > Subject: Re: [pfSense] Multi-WAN port forwarding > > > On Thu, 2015-02-12 at 21:13 +0000, Tiernan OToole wrote: >> Thanks for the tip Chris (Doh!) but tried setting it to UDP and still no >> luck... >> >> --Tiernan >> >> -----Original Message----- >> From: List [mailto:[email protected]] On Behalf Of Chris >> L >> Sent: Thursday 12 February 2015 20:36 >> To: pfSense Support and Discussion Mailing List >> Subject: Re: [pfSense] Multi-WAN port forwarding >> >> SIP is UDP, not TCP. >> >>> On Feb 12, 2015, at 12:33 PM, Tiernan OToole <[email protected]> >>> wrote: >>> >>> Morning all. >>> >>> I have a question I hope someone can help me with. >>> >>> I have my PFSense server with 3 WAN connections, load balanced and I >>> need to start forwarding ports, specifically SIP ports. I have done >>> port forwarding on port 80, and it works grand, but doing the same >>> steps with 5060, not so much… >>> >>> The steps I took was: >>> >>> Firewall/NAT, Add, interface = WAN1, proto TCP, src addr and port >>> are both *, dest = WAN1 address, dst port 5060, nat IP (internal ip >>> of the voip box), nat ports 5060 >>> >>> Did this for each WAN connection and again for other ports… but the VoIP >>> firewall checker is still telling me the ports aint open… What am I doing >>> wrong? >>> >>> It works on port 80! Why not SIP?! >>> >>> Thanks. >>> >>> --Tiernan > > Start by making sure that traffic is actually hitting the rule. Enable > logging on the rule and/or run a packet capture on the pfSense box with the > interface set to the WAN link, proto UDP port 5060. > > You could also do a pcap on the LAN interface with the IP of the PBX > to see both directions. Install Wireshark obn your PC to look deeply > into the pcap (download button) > > Once you get SIP to work which is usually pretty easy, then you get to > diagnose why you get one way audio (RTP). Hopefully that wont happen. > Symmetric RTP is your friend here ... > > Another thing to watch out for is SIP ALGs upstream of the pfSense and making > sure that your VoIP system knows its external IP address. > > Cheers > Jon > > _______________________________________________ > pfSense mailing list > https://lists.pfsense.org/mailman/listinfo/list > Support the project with Gold! https://pfsense.org/gold > _______________________________________________ > pfSense mailing list > https://lists.pfsense.org/mailman/listinfo/list > Support the project with Gold! https://pfsense.org/gold > -- -- Steven G. Spencer, Network Administrator KSC Corporate - The Kelly Supply Family of Companies Office 308-382-8764 Ext. 1131 Mobile 402-765-8010 _______________________________________________ pfSense mailing list https://lists.pfsense.org/mailman/listinfo/list Support the project with Gold! https://pfsense.org/gold _______________________________________________ pfSense mailing list https://lists.pfsense.org/mailman/listinfo/list Support the project with Gold! https://pfsense.org/gold
