This leads me to think that the IPSec packets are not getting through. However, this only gives me access to the internet, and not my company's network. If I change a setting in the AT&T Network Client that tells it to 'use SSL Tunneling when and IPSec connection cannot be established', it will connect after the IPSec method fails. I spent over an hour on the phone with AT&T support, with no luck. Reguar internet connection is working normally. Since this connection works on the other computers on my network, I am wondering if this is related to Parallels. I also tried turning off the Windows' firewall to no avail. For the past few months Ive had issues where Outlook and iOS Mail for iphone is unable to sync/connect to att.net mail. It doesn't seem likely to be a problem with my router because this same VPN client works fine with an actual PC on my network, as well as Virtual PC running on a different Mac on my network. ATT.net email issues with Outlook and iOS. Then I deleted the account by clicking on the minus button beneath the list of email accounts. This can occur if your computer is behind a firewall that does not permit UDP or IPSec traffic.' You are already signed-in to the account.' So I went in to Mac Mails preferences and first tried simply to uncheck the 'Enable the account' box. 'The connection timed out waiting for the VPN server to respond. This can occur if IP Protocol 50(IPSec ESP) or UDP protocol 4500 is blocked by a firewall or IPSec passthrough is not enabled on your home router. 'Error 118 No response from VPN endpoint during authentication. I waded through the detailed log and found the following entry: After it fails, it displays the message 'The logon request could not be sent to the VPN server'. It starts to connect but stalls when it gets to 'Authenticating with VPN Server'. Versions Drivers Description Hotfix Date 12.0.x: ODBC: Package contains 64-Bit version: NA: 08/11/21: 12.0.x: vsql.

I am trying to use AT&T Global Network Client v 6. I am using Parallels Desktop for Mac build 3120 RC1 and Windows XP Pro on a Mac Pro. Unable to Log On To AT&T VPN -> IPSec Packets being blocked?

Att net client for mac