A notification was recently sent out to MapPoint web service customers regarding an enhancement to their load balancing system.
MapPoint Web Service evaluation customer,
Microsoft is in the process of
enhancing the load balancing system for the MapPoint Web Service. For most of
you, this change will be transparent. However, if you store the MapPoint Web
Service IP addresses in your system’s firewalls—or those of your hosting
company—you will need to update your firewalls as described
Benefits of the new
The enhanced load balancing
systems provides the following benefits:
Improves the MapPoint Web Service
scalability which helps improve your application’s overall
Provides SSL for all the APIs;
MapPoint will now allow return map image url’s using SSL (refer to the MapReturnType enumeration documentation for more information
on returning secure map image url).
What this means to
If you do not currently configure
your firewall to open connections to particular IP addresses: No action is
If you currently configure your
firewalls—or those of your hosting company—to open connections to particular IP
addresses: All IP addresses from the following ranges must be added in the
firewalls no later than Friday, September 12,
MapPoint Web Service servers use standard ports. Most customers need allow only
outbound connections to our IPs on HTTP (80/TCP) and HTTPS
Additional information regarding
this update will be provided under Service
Announcements on the Customer Service site in the near
Microsoft will be using DNS to
gradually direct all MapPoint services/URLs to the new IP addresses starting
15, 2003. All MapPoint services will be directed to the new load
balancing IP addresses by Wednesday, September 17, 2003. In order to ensure
uninterrupted service, both the old and new IP addresses will be available for
at least a week and we will monitor the traffic before shutting down the old
virtual IP addresses.
Service availability during data
MapPoint Customer Services site
The Customer Services Site will be
unaffected by this change.
MapPoint Web Service performance
(staging and production)
There is also no anticipated
impact on the MapPoint Web Service, provided you correctly incorporate the above
IP addresses in your firewall.
For additional information, please
go to the MapPoint Web Service Customer Services site.