3
Server / Network IP Address / Subnet BitsDefault Gateway EX1 – MAPI / EX1 – REPLICATION /24N / A EX2 – MAPI / EX2 – REPLICATION /24N / A NameSubnet(s)Interface(s)MAPI Access Enabled Replication Enabled DAGNetwork /24EX1 ( ) EX2 ( ) True DAGNetwork /24EX1 ( ) EX2 ( ) FalseTrue
NameSubnet(s)Interface(s)MAPI Access Enabled Replication Enabled DAGNetwork /24EX1 ( )True DAGNetwork /24EX1 ( )FalseTrue DAGNetwork /24EX2 ( )True DAGNetwork /24EX2 ( )FalseTrue Server / Network IP Address / Subnet BitsDefault Gateway EX1 – MAPI / EX1 – REPLICATION /24N / A EX2 – MAPI / EX2 – REPLICATION /24N / A
NameSubnet(s)Interface(s) MAPI Access Enabled Replication Enabled DAGNetwork /24 EX1 ( ) TrueTrue DAGNetwork /24 EX1 ( ) FalseTrue DAGNetwork /24 EX2 ( ) TrueTrue DAGNetwork /24 EX2 ( ) FalseTrue Set-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork01 -Subnets , ReplicationEnabled:$false Set-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork02 -Subnets , Remove-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork03 Remove-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork04
NameSubnet(s)Interface(s) MAPI Access Enabled Replication Enabled DAGNetwork / /24 EX1 ( ) EX2 ( ) TrueFalse DAGNetwork / /24 EX1 ( ) EX2 ( ) FalseTrue Set-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork01 -Subnets , ReplicationEnabled:$false Set-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork02 -Subnets , Remove-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork03 Remove-DatabaseAvailabilityGroupNetwork -Identity DAG2\DAGNetwork04
BlockedAllowed Subnet 3 Subnet 4 Subnet 2 Subnet 1 M M M M R R R R
Criteria Copy Queue Length Replay Queue Length Content Index Status 1 < 10 logs < 50 logs Healthy 2 < 10 logs < 50 logs Crawling 3 N / A < 50 logs Healthy 4 N / A < 50 logs Crawling 5 N / A < 50 logs N / A 6 < 10 logs N / A Healthy 7 < 10 logs N / A Crawling 8 Healthy 9 Crawling 10 Any database copy with a status of Healthy, DisconnectedAndHealthy, DisconnectedAndResynchronizing, or SeedingSource
Database Copy Activation Preference Copy Queue Length Replay Queue Length CI State Database State Server2\DB1240HealthyHealthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy DB1 Server1 Server2 Server3 Server4 DB1 X
Database Copy Activation Preference Copy Queue Length Replay Queue Length CI State Database State Server2\DB1240HealthyHealthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy
Lowest copy queue length – tried first Database Copy Activation Preference Copy Queue Length Replay Queue Length CI StateDatabase State Server2\DB1240Healthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy
DB1 Server1 Server2 Server3 Server4 DB1 X Database Copy Activation Preference Copy Queue Length Replay Queue Length CI State Database State Server2\DB1240HealthyHealthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy
Database Copy Activation Preference Copy Queue Length Replay Queue Length CI State Database State Server2\DB1240HealthyHealthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy
Lowest preference value – tried first Database Copy Activation Preference Copy Queue Length Replay Queue Length CI State Database State Server2\DB1240HealthyHealthy Server3\DB1322HealthyDiscAndHealthy Server4\DB14100CrawlingHealthy
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