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I was getting to the machines via the internet, they all have external ips and I had specific ports open. &nbsp;I did change the config on the other end. &nbsp;Currently the site to site is up but I can't get to those external ips at all.<br />
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I was getting to the machines via the internet, they all have external ips and I had specific ports open.  I did change the config on the other end.  Currently the site to site is up but I can't get to those external ips at all.



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How did you set up the nat0 access-list for the VPN?<br />
Can you paste your relevant config?<br />

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How did you set up the nat0 access-list for the VPN?
Can you paste your relevant config?


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This was a routing issue on the remote side. &nbsp;Needed to add routes on the remote firewall to the internal networks.
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This was a routing issue on the remote side.  Needed to add routes on the remote firewall to the internal networks.

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routing issue on the Juniper end.
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I have several machines hosted at an external data center. &nbsp;I had access to them. &nbsp;I thn created a site to site vpn to the site and can no longer ping them. &nbsp;even when I take the site to site vpn out of the asa I cannot get to them. &nbsp;The asa can still ping the hosts but anything behind the asa cannot.
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I have several machines hosted at an external data center.  I had access to them.  I thn created a site to site vpn to the site and can no longer ping them.  even when I take the site to site vpn out of the asa I cannot get to them.  The asa can still ping the hosts but anything behind the asa cannot.

Lost connect to external network after creating site to site vpn

Cisco PIX is a dedicated hardware firewall appliance; the Cisco Adaptive Security Appliance (ASA) is a firewall and anti-malware security appliance that provides unified threat management and protection the PIX does not. Other Cisco devices and systems include routers, switches, storage networking, wireless and the software and hardware for PIX Firewall Manager (PFM), PIX Device Manager (PDM) and Adaptive Security Device Manager (ASDM).

Cisco

Hardware-based firewalls provide more sophisticated protection for inbound and outbound traffic than the simple Windows software firewall or the basic NAT firewalls found in routers. These devices implement techniques such as stateful packet inspection, deep packet inspection, and content filtering; and may include built-in antivirus and anti-malware protection.

Hardware Firewalls

Networking is the process of connecting computing devices, peripherals and terminals together through a system that uses wiring, cabling or radio waves that enable their users to communicate, share information and interact over distances. Often associated are issues regarding operating systems, hardware and equipment, cloud and virtual networking, protocols, architecture, storage and management.