Al, Your question is answered in the VPN 3000 FAQ on CCO:
http://www.cisco.com/warp/public/471/vpn_3000_faq.shtml#Q3 PPTP Control Connection 6 (TCP) 1023 1723 PPTP Tunnel Encapsulation 47 (GRE) N/A N/A ISAKMP/IPSEC Key Management 17 (UDP) 500 500 IPSEC Tunnel Encapsulation 50 (ESP) N/A N/A IPSEC NAT Transparency 17 (UDP) 10000 (default) 10000 (default) Just open the ones that you need for your VPN configuration. Ben Setnick -----Original Message----- From: Al Miller [mailto:[EMAIL PROTECTED]] Sent: Wednesday, November 14, 2001 2:32 PM To: [EMAIL PROTECTED] Subject: Cisco VPN client Hey All, I had a question regarding what ports on my firewall should be opened to make a VPN connection? I am using the Cisco VPN client 3.02 on a Win2K Server box into an Altega 3000 VPN concentrator. I have tried google, the cisco site and online help. Any help would be appreciated. Thanks. Al Miller
