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FIT遊雅堂 危険性net-F100 firm V02.10(02) 10/04/19 r遊雅堂 危険性ease
FIT遊雅堂 危険性net-F100 firm V02.10(02) 10/04/19 r遊雅堂 危険性ease
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(1) |
ProxyDNS?ɂ????āA??M????DNS?̉????̃??R?[?h?遊雅堂 危険性?v?????ꂽ???R?[?h?̏?Ȃ??ꍇ?ł??A?㗝???????s???悤?ύX???????܂????B ???????t?H?[?}?b?g???s???ȉ????͑㗝???????????܂???B ?]???́A?????̃??R?[?h?遊雅堂 危険性?v?????ꂽ???R?[?h?̏???݂??Ȃ??ꍇ?́A?s???ȉ????p?P?b?g?Ƃ??āA?㗝?????????Ă??܂???ł????B |
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(1) |
?uJVNVU#943657?@?????? TCP ?̎????ɂ?????T?[?r?X?^?p?W?Q (DoS) ?̐Ǝ㐫?v?ɂĕ???Ă?????遊雅堂 危険性??đΉ????܂????B ?Ǝ㐫?̏ڍׂ遊雅堂 危険性??Ă??????? |
(2) |
?uJVN#75368899?@遊雅堂 危険性v6 ???????????????̐??i?ɃT?[?r?X?^?p?W?Q (DoS) ?̐Ǝ㐫?v?ɂĕ???Ă?????ɂ??đΉ????܂????B ?Ǝ㐫?̏ڍׂ遊雅堂 危険性??Ă??????? |
(3) | ???[???ʒm?@?\?ɂ????āASMTP?T?[?o?Ƃ?TCP?R?l?N?V?????m????遊雅堂 危険性SMTP?T?[?o????̉????R?[?h(220:Service ready)???????Ȃ???Ԃ??????????ꍇ?遊雅堂 危険性???̌?SMTP?T?[?o??????ɕ??????Ă??A???u????̃??[?????M???s???Ȃ??Ȃ??Ă??܂???肪????܂????B |
(4) | 遊雅堂 危険性v6 Stateless Address Autoconfiguration?ɂ??遊雅堂 危険性v6?A?h???X?ݒ莞?ɁARA??M?ɂ???Ĉ?U?A?h???X?o?^???s?????C???^?t?F?[?X?̃_?E??/?A?b?v??????????ƁA???̌??遊雅堂 危険性v6?A?h???X?o?^???o???Ȃ??Ȃ??肪????܂????B |
(5) | 遊雅堂 危険性v6 Stateless Address Autoconfiguration?ɂ??遊雅堂 危険性v6?A?h???X?ݒ???s???C???^?t?F?[?X???_?E????????ƁAsystemcall(k_sendmsg) error??elog??????I?ɋL?^???ꑱ?????肪????܂????B |
(6) | R遊雅堂 危険性 (version1 ?܂??? version2)?𗘗p????ݒ???s?????C???^?t?F?[?X?̃_?E??/?A?b?v???J??Ԃ??s??ꂽ?ꍇ?ɁA?????????[?N??????????ꍇ??????܂????B???̌??ʂƂ??āA?R?}???h???s?Ɏx?Ⴊ????????A???u??????ɓ??삵?Ȃ???Ԃ?????????\????????܂????B |
(7) | ?????u??connected???[?g?Ɠ????o?H??OSPF?Ŏ?M?????ꍇ?遊雅堂 危険性connected???[?g????ɃA?b?v???Ă???ƁAOSPF?Ŏ?M?????o?H???o?H???Ƃ??ēo?^????Ȃ???肪????܂????B |
(8) | 遊雅堂 危険性sec?C???^?t?F?[?X??QoS?ݒ?遊雅堂 危険性RIQ????????CBQ?j???s???A遊雅堂 危険性sec?C???^?t?F?[?X????ʂ?遊雅堂 危険性sec?C???^?t?F?[?X?ɐ܂?Ԃ??ʐM???s???ꍇ?ASA?̍폜???ɔ???SA?m???????ƃp?P?b?g???p?????Ƃ??????ɔ????????ꍇ?ɁA???u?̎????ċN?????????????肪????܂????B |
(9) |
Proxy遊雅堂 危険性?@?\?ɂ????āAPPPoE?C???^?t?F?[?X????擾????遊雅堂 危険性?T?[?o???Ɋ?Â???遊雅堂 危険性?₢???킹???s???ہA???遊雅堂 危険性?T?[?o????̉??????G???[?ł??????ꍇ?AProxy遊雅堂 危険性?@?\?̖₢???킹???ɑ??Đ??????G???[??????Ԃ??Ă??܂???ł????B ???̂??߁APC???ł?遊雅堂 危険性?????Ɏ??Ԃ???????ꍇ??????܂????B |
(10) | BGP??OPEN???b?Z?[?W?ɁuGraceful Restart Capability?v?I?v?V???????܂܂?Ă??āA???̃I?v?V?????????S?o?C?g?ȉ??ł??????ꍇ?遊雅堂 危険性?p?????[?^?????s???ł???ƌ?F??????BGP?Z?b?V???????m???ł??Ȃ???肪????܂????B |
(11) |
NAT???p????ARP?????遊雅堂 危険性??Ĉȉ??̖?肪????܂????B ?ELAN?C???^?t?F?[?X??遊雅堂 危険性 nat inside destination ???[???ݒ???s?????ꍇ?ɁA?ݒ肵??NAT?ϊ??O?A?h???X(?O???[?o???A?h???X)?ɑ???ARP?ɉ?????Ԃ??Ȃ???肪????܂????B ?E遊雅堂 危険性 nat outside???[???ݒ???s?????ꍇ?ɁA?s?v??ARP???????s???P?[?X??????܂????B |
(12) | 遊雅堂 危険性sec access-list??ύX????refresh??????s?????ۂɁA???u?̎????ċN????????????\????????܂????B |