HP VPN Firewall Appliances VPN Configuration Guide

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f. On the page that appears, select Permit from the Operation list, select Source IP Address and
enter 10.1.1.0 and 0.0.0.255 in the following fields, select Destination IP Address and enter
10.1.2.0 and 0.0.0.255 in the following fields, and click Apply.
Figure 121 Configuring a rule to permit packets from 10.1.1.0/24 to 10.1.2.0/24
3. Configure an IPsec proposal named tran1:
a. From the navigation tree, select VPN > IPSec > Proposal.
b. Click Add.
c. On the page that appears, select Custom mode.
d. On the page that appears, enter the IPsec proposal name tran1, select the packet
encapsulation mode Tunnel, security protocol ESP, authentication algorithm SHA1, and
encryption algorithm DES, and click Apply.
Figure 122 Configuring IPsec proposal tran1
4. Configure the IKE peer:
a. From the navigation tree, select VPN > IKE > Peer.
b. Click Add to enter the IKE peer configuration page.