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#### Type Of Change - [] Small bug fix (non-breaking change which fixes an issue) - [x] New feature (non-breaking change which adds new functionality) - [ ] Breaking change (fix or feature that would change existing functionality)

#### Checklist: <!-- Go over all points below, and after creating the PR, tick the checkboxes that apply --> - [ ] PR should be backported to stable branches - [x] Tested changes locally - [ ] Related to issue #XXXX (replace XXXX with an open issue number)

#### Description <!-- Describe your changes in detail --> This PR fixes a double insertion of DMQ nodes (one insertion for DNS name, one insertion for IP address), which can cause problems related to the handling of TCP sockets for DMQ usrloc. You can view, comment on, or merge this pull request online at:

https://github.com/kamailio/kamailio/pull/3642

-- Commit Summary --

* dmq: Add find dmq node by IP

-- File Changes --

M src/modules/dmq/dmqnode.c (27) M src/modules/dmq/dmqnode.h (2) M src/modules/dmq/notification_peer.c (6)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/3642.patch https://github.com/kamailio/kamailio/pull/3642.diff