Manual:Regular Expressions: Difference between revisions
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(Created page with "RouterOS support POSIX regular expression syntax ([http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html POSIX standard]), with some exceptions: * '{}' boun...") |
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Revision as of 12:33, 12 September 2017
RouterOS support POSIX regular expression syntax (POSIX standard), with some exceptions:
- '{}' bounds are not supported;
- "()" must not be empty;
- equivalence classes are not supported ("[[.ch.]]");
- collating elements are not supported ("[[=a=]b]");
- matching is done in single pass, no backtracking.
Following services in RouterOS are using Regexps:
- firewall L7 matchers
- BGP filters
- CAPSMAN provisioning
- TFTP
- Web Proxy
- Hotspot Walled Garden
- DNS
- Console with '~' operator