HP VPN Firewall Appliances High Availability Configuration Guide

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2. Click Statistics.
Statistics of all the virtual services of link load balancing are displayed on the page, including total
number of connections, average of active connections/peak of active connections, connection
average rate/peak rate, number of forwarded/ignored packets in the inbound direction, and
number of forwarded packets in the outbound direction.
3. Click the link of a virtual service name.
The statistics of all the logical links of the virtual service are displayed on the lower part of the page,
including total number of connections, average of active connections/peak of active connections,
connection average rate/peak rate, packets received, packets sent, inbound rate, and outbound
rate, as shown in Figure 127.
Figure 127 Statistics
Configuring DNS redirection and DNS TTL
1. Select High Reliability > Load Balance > Link Load Balance > Inbound from the navigation tree.
The DNS redirection configuration page appears.
Figure 128 Enabling DNS redirection
2. Specify whether to enable DNS redirection. The inbound link load balancing takes effect only after
DNS redirection is enabled.
3. Specify whether to enable ISP routing.
4. Set the TTL in a DNS response, which determines the duration that DNS resolution results can be
buffered by the client.