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Re: [Openvpn-users] HELP-ME OpenVPN x iptables


  • Subject: Re: [Openvpn-users] HELP-ME OpenVPN x iptables
  • From: Erich Titl <erich.titl@xxxxxxxx>
  • Date: Thu, 11 Jan 2007 00:44:39 +0100

Hi

cristiano furtado wrote:
> I am trying to raise one tunel with openvpn 2,0 to put I am having 
> problems with firewall. used rules:
>
> iptables -t filter INPUT -i ppp0 -p tcp --dport 1194 -j ACCEPT
> iptables -t filter INPUT -i ppp0 -p udp --dport 1194 -j ACCEPT
>
> error:
>
> Server:
>
> Wed Jan 10 14:12:04 2007 TLS: Initial packet from 201.50.87.166:1194, 
> sid=242775bc 91db3d7b
> Wed Jan 10 14:12:07 2007 TLS: new session incoming connection from 
> 201.50.87.166:1194
> Wed Jan 10 14:12:09 2007 TLS: new session incoming connection from 
> 201.50.87.166:1194
This is not an iptables problem, as you ae getting a new session initiation.
> Wed Jan 10 14:13:04 2007 TLS Error: TLS key negotiation failed to 
> occur within 60 seconds (check your network connectivity)
> Wed Jan 10 14:13:04 2007 TLS Error: TLS handshake failed
rather obvious, a TLS problem...

> Wed Jan 10 14:13:04 2007 TCP/UDP: Closing socket
>
> Client:
>
> Wed Jan 10 14:56:16 2007 UDPv4 link remote: 201.50.46.253:1194
> Wed Jan 10 14:56:33 2007 TLS: Initial packet from 201.50.46.253:1194, 
> sid=ab1fed5e 62455089
> Wed Jan 10 14:56:34 2007 VERIFY ERROR: depth=1, error=self signed 
> certificate in certificate chain: 
The client reports a problem with a self signed certificate.

> /C=BR/ST=BAHIA/L=SALVADOR/O=FBASIL/OU=VPN/CN=JASONN/emailAddress=JASONNFEDORA@xxxxxxxxx
> Wed Jan 10 14:56:34 2007 TLS_ERROR: BIO read tls_read_plaintext error: 
> error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate 
> verify failed
Apparently the client cannot verify the server certificate. Check your 
set up for missing CA certificate and certificate validity.

cheers

Erich


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