| Event Id | 21197 |
| Source | DNS Intrusion Detection Filter |
| Description | ISA Server cannot locate a route to the %1 remote site. As a result, a connection cannot be established. To establish the IPSec site-to-site connection, you must update the routing table. |
| Event Information |
According to Microsoft : CAUSE : ISA Server cannot locate a route to the remote site SOLUTION : To establish the IPSec site-to-site connection, you must update the routing table |
| Reference Links | Event ID: 21197 Of Source ID:DNS Intrusion Detection Filter |
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