178
• Select Voice Management > States and Statistics > Call Statistics from the navigation tree
to access the Active Call Summary page, which displays the statistics of ongoing calls.
Configuring direct calling for SIP UAs through the SIP
protocol (configuring domain name)
Network requirements
As shown in Figure 567, acting as SIP UAs, Router A and Router B can first query destination
addresses through a DNS server and then make calls using the SIP protocol.
Figure 567 Network diagram
IMPORTANT:
Before the following configurations, you need to configure domain name resolution. For more
information about DNS, see "Configuring DNS."
Configuring Router A
# Create a local number.
Select Voice Management > Local Number from the navigation tree, and then click Add to access
the page for creating a local number.