[sr-dev] [kamailio/kamailio] ims_ipsec_pcscf: fix issues with UEs not sending certain replies thro… (PR #3029)

[kristiyan-peychev-flolive]

…ugh the ipsec tunnel

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#### Description
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I've fixed an issue that would ignore legitimate replies that are sent by real-world UEs, causing calls to completely break due to timeouts.
You can view, comment on, or merge this pull request online at:

  https://github.com/kamailio/kamailio/pull/3029

-- Commit Summary --

  * ims_ipsec_pcscf: fix issues with UEs not sending certain replies through the ipsec tunnel

-- File Changes --

    M src/modules/ims_ipsec_pcscf/cmd.c (108)
    M src/modules/ims_ipsec_pcscf/ims_ipsec_pcscf_mod.c (13)
    M src/modules/ims_ipsec_pcscf/ipsec.c (39)
    D src/modules/ims_ipsec_pcscf/port_gen.c (227)
    D src/modules/ims_ipsec_pcscf/port_gen.h (41)
    M src/modules/ims_ipsec_pcscf/sec_agree.c (26)
    M src/modules/ims_ipsec_pcscf/spi_gen.c (119)
    M src/modules/ims_ipsec_pcscf/spi_gen.h (6)
    M src/modules/ims_ipsec_pcscf/spi_list.c (72)
    M src/modules/ims_ipsec_pcscf/spi_list.h (13)
    M src/modules/ims_ipsec_pcscf/spi_list_tests.c (12)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/3029.patch
https://github.com/kamailio/kamailio/pull/3029.diff

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