Regular Expressions 101

addressthe literal text address (case sensitive)

\s+any whitespace character, repeated at least once

Group ip(?<ip>\d+\.\d+\.\d+\.\d+)

\d+a digit, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

address\s+(?<ip>\d+\.\d+\.\d+\.\d+)

New

The server-side authentication level policy does not allow the user XXXXX SID (XXXXX) from address 192.168.10.100 to activate DCOM server. Please raise the activation authentication level at least to RPC_C_AUTHN_LEVEL_PKT_INTEGRITY in client application.

Regular Expression

Extraction