Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-15 Thread Karl O. Pinc
On 01/14/2010 06:15:58 PM, Peter Stuge wrote: > Let's try some more. > > Karl O. Pinc wrote: > > > no; it is because the OpenVPN client creates the same src + dst > pair > > > for every connection. > > > > Enrico is right. It's in the IP RFC, the 2MSL (twice the maximum > > segment lifetime) rul

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-15 Thread Peter Stuge
Let's try some more. Karl O. Pinc wrote: > > no; it is because the OpenVPN client creates the same src + dst pair > > for every connection. > > Enrico is right. It's in the IP RFC, the 2MSL (twice the maximum > segment lifetime) rule. (STD 5 is the right rfc?) I agree that the statement about

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-14 Thread Karl O. Pinc
On 01/11/2010 08:31:01 AM, Enrico Scholz wrote: > > no; it is because the OpenVPN client creates the same src + dst pair > for every connection. I suggest to read some papers about stateful > firewalls before continuing this discussion. Enrico is right. It's in the IP RFC, the 2MSL (twice the

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-11 Thread Enrico Scholz
Peter Stuge writes: >> >> I am running a multihomed host where 'local ' must be >> >> specified for proper operation. >> > >> > Could you add a route and use nobind? Unless you have one openvpn >> > on each IP that should work. >> >> I would really like to avoid the NAT hackery. > > I didn't mea

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-11 Thread Peter Stuge
Enrico Scholz wrote: > >> I am running a multihomed host where 'local ' must be > >> specified for proper operation. > > > > Could you add a route and use nobind? Unless you have one openvpn > > on each IP that should work. > > I would really like to avoid the NAT hackery. I didn't mean to sugges

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-11 Thread Enrico Scholz
Peter Stuge writes: >> I am running a multihomed host where 'local ' must be >> specified for proper operation. > > Could you add a route and use nobind? Unless you have one openvpn on > each IP that should work. I would really like to avoid the NAT hackery. >> On ungraceful reconnects, the ne

Re: [Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-09 Thread Peter Stuge
Enrico Scholz wrote: > I am running a multihomed host where 'local ' must be > specified for proper operation. Could you add a route and use nobind? Unless you have one openvpn on each IP that should work. (I usually take multihomed to mean multi network rather than several IP addresses on one an

[Openvpn-devel] RFE: allow 'lport 0' setup for random port binding

2010-01-09 Thread Enrico Scholz
Hi, I am running a multihomed host where 'local ' must be specified for proper operation. Unfortunately, this implies 'lport 1194' or another static port. This causes problems with stateful firewalls which register the host/port pairs in the internal connection tracking table. On ungraceful rec

[Openvpn-devel] RFE: allow 'lport 0' setup for random port binding (arrived in [Openvpn-users])

2010-01-08 Thread David Sommerseth
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Resending it to openvpn-devel list, to hit the right audience. kind regards, David Sommerseth On 08/01/10 10:39, Enrico Scholz wrote: > Hi, > > I am running a multihomed host where 'local ' must be specified > for proper operation. Unfortunately