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Cisco Secure Email Cloud Gateway - Site-to-Site VPN

Find the reference document here

The allocation name can be found in the upper right corner of the web interface.
e.g. "hc1234-56" from esa1.hc1234-56.eu.iphmx.com
RFC1918 subnet for appliance VPN interfaces.
Minimum /27.
Please avoid the following ranges:
192.168.96.0/19
192.168.128.0/17
10.0.0.0/12
10.30.40.0/20
RFC1918 subnet for appliance VPN interfaces.
Minimum /27.
Must not overlap the DC1 subnet.
Please avoid the following ranges:
192.168.96.0/19
192.168.128.0/17
10.0.0.0/12
10.30.40.0/20
If submitting multiple peer IPs, please provide additional details in the Comments field.
If submitting multiple subnets along with multiple VPN peer IPs, please provide the peer/subnet interesting traffic pairings in the Comments field.
Please note: the VPNs are policy based rather than route based.
Is the VPN peer behind NAT?
Real IP address of peer behind NAT
Supported proposals are listed here
If you require tunnels to multiple sites, DPD, or need to specify more configuration detail than the previous fields allow, please provide those details here.
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