Cabletron Systems SmartSwitch Router Reference Manual page 146

-POLICY-E-INVSRCFLTRIDX Invalid source-filter index (max <number> index
Explanation:
The maximum number of route filters that can be configured has been reached.
Recommended Action:
Add multiple routes/networks to a single filter. When the maximum number of routes
that can be added to one filter is reached, then create a new filter and add new routes
to the new filter.
-POLICY-E-NETWKOVFL No more free networks max <number> current
Explanation:
The maximum number of networks that can be added to a filter has been reached.
Recommended Action:
Create a new filter and then add the desired network to the new filter.
-POLICY-E-NETWORKEXISTS Network <network_name> exists in filter
Explanation:
Multiple networks have been added to a filter. Some of the configured networks are
duplicates.
Recommended Action:
Remove one of the duplicate networks.
21 - 10
Chapter 21: POLICY Error Messages
<number>).
<number> in filter <name>
<filter_name>.
SSR-8 Error Reference Manual