We do IPSec VPNs on a weekly basis, and have never struck any carrier in NZ blocking ESP traffic.
Nor had we until we did ;-) It's probably more accidental than intentional, like I say, 'catch all' rules that occaisonally bite. It's something to look out for though. We wasted a lot of time on debugging the first one. Rob -- The information contained in this e-mail message is intended only for the use of the person or entity to whom it is addressed and may contain information that is CONFIDENTIAL and may be exempt from disclosure under applicable laws. If you read this message and are not the addressee you are notified that use, dissemination, distribution, or reproduction of this message is prohibited. If you have received this message in error, please notify us immediately and delete the original message. You should scan this message and any attached files for viruses. Axon Computertime accepts no liability for any loss caused either directly or indirectly by a virus arising from the use of this message or any attached file. - To unsubscribe from nznog, send email to majordomo(a)list.waikato.ac.nz where the body of your message reads: unsubscribe nznog