Приветствую.
Коллеги, несколько дней наблюдаю следующую картину на маршрутизаторе.
cisco 2620
#sh ip nat tra
Pro Inside global Inside local Outside local Outside global
--- aaa.bb.cc.193 192.168.3.30 --- ---
--- aaa.bb.cc.194 192.168.3.3 --- ---
--- aaa.bb.cc.195 192.168.2.9 --- ---
--- aaa.bb.cc.196 192.168.3.12 --- ---
--- aaa.bb.cc.197 192.168.3.18 --- ---
--- aaa.bb.cc.198 192.168.3.11 --- ---
--- aaa.bb.cc.199 192.168.3.19 --- ---
--- aaa.bb.cc.200 192.168.3.21 --- ---
--- aaa.bb.cc.201 192.168.3.16 --- ---
--- aaa.bb.cc.202 192.168.3.17 --- ---
--- aaa.bb.cc.203 192.168.3.26 --- ---
--- aaa.bb.cc.204 192.168.3.25 --- ---
--- aaa.bb.cc.205 192.168.3.20 --- ---
--- aaa.bb.cc.206 192.168.3.14 --- ---
--- aaa.bb.cc.207 192.168.2.5 --- ---
--- aaa.bb.cc.208 192.168.3.7 --- ---
--- aaa.bb.cc.209 192.168.3.23 --- ---
--- aaa.bb.cc.210 192.168.2.6 --- ---
--- aaa.bb.cc.211 192.168.3.15 --- ---
--- aaa.bb.cc.212 192.168.3.2 --- ---
--- aaa.bb.cc.213 192.168.3.8 --- ---
--- aaa.bb.cc.214 192.168.3.9 --- ---
Pro Inside global Inside local Outside local Outside global
--- aaa.bb.cc.215 192.168.2.7 --- ---
tcp aaa.bb.cc.193:21 192.168.3.30:21 203.231.5.97:47011 203.231.5.97:47011
tcp aaa.bb.cc.194:21 192.168.3.3:21 203.231.5.97:47012 203.231.5.97:47012
tcp aaa.bb.cc.195:21 192.168.2.9:21 203.231.5.97:47013 203.231.5.97:47013
tcp aaa.bb.cc.196:21 192.168.3.12:21 203.231.5.97:47014 203.231.5.97:47014
tcp aaa.bb.cc.197:21 192.168.3.18:21 203.231.5.97:47015 203.231.5.97:47015
tcp aaa.bb.cc.198:21 192.168.3.11:21 203.231.5.97:47016 203.231.5.97:47016
tcp aaa.bb.cc.199:21 192.168.3.19:21 203.231.5.97:47017 203.231.5.97:47017
tcp aaa.bb.cc.200:21 192.168.3.21:21 203.231.5.97:47018 203.231.5.97:47018
tcp aaa.bb.cc.201:21 192.168.3.16:21 203.231.5.97:47019 203.231.5.97:47019
tcp aaa.bb.cc.202:21 192.168.3.17:21 203.231.5.97:47020 203.231.5.97:47020
tcp aaa.bb.cc.203:21 192.168.3.26:21 203.231.5.97:47021 203.231.5.97:47021
tcp aaa.bb.cc.204:21 192.168.3.25:21 203.231.5.97:47022 203.231.5.97:47022
tcp aaa.bb.cc.205:21 192.168.3.20:21 203.231.5.97:47023 203.231.5.97:47023
tcp aaa.bb.cc.206:21 192.168.3.14:21 203.231.5.97:47024 203.231.5.97:47024
tcp aaa.bb.cc.207:21 192.168.2.5:21 203.231.5.97:47025 203.231.5.97:47025
tcp aaa.bb.cc.208:21 192.168.3.7:21 203.231.5.97:47026 203.231.5.97:47026
tcp aaa.bb.cc.209:21 192.168.3.23:21 203.231.5.97:47027 203.231.5.97:47027
tcp aaa.bb.cc.210:21 192.168.2.6:21 203.231.5.97:47028 203.231.5.97:47028
tcp aaa.bb.cc.211:21 192.168.3.15:21 203.231.5.97:47029 203.231.5.97:47029
tcp aaa.bb.cc.212:21 192.168.3.2:21 203.231.5.97:47030 203.231.5.97:47030
tcp aaa.bb.cc.213:21 192.168.3.8:21 203.231.5.97:47031 203.231.5.97:47031
Pro Inside global Inside local Outside local Outside global
tcp aaa.bb.cc.214:21 192.168.3.9:21 203.231.5.97:47032 203.231.5.97:47032
tcp aaa.bb.cc.215:21 192.168.2.7:21 203.231.5.97:47033 203.231.5.97:47033
tcp aaa.bb.cc.193:21 192.168.3.30:21 66.88.83.125:60720 66.88.83.125:60720
tcp aaa.bb.cc.194:21 192.168.3.3:21 66.88.83.125:60721 66.88.83.125:60721
tcp aaa.bb.cc.195:21 192.168.2.9:21 66.88.83.125:60722 66.88.83.125:60722
tcp aaa.bb.cc.196:21 192.168.3.12:21 66.88.83.125:60724 66.88.83.125:60724
tcp aaa.bb.cc.197:21 192.168.3.18:21 66.88.83.125:60725 66.88.83.125:60725
Информация по данному IP:
inetnum: 203.231.5.0 - 203.231.5.255
netname: KEDI-NET-KR
descr: Center for Multimedia Educational Research and Development K
descr: 92-6,Woomyun-dong,Seocho-ku,Seoul,Korea
descr: SEOUL
descr: 137-791
country: KR
admin-c: EL35-KR
tech-c: EL36-KR
remarks: This IP address space has been allocated to KRNIC.
remarks: For more information, using KRNIC Whois Database
remarks: whois -h whois.nic.or.kr
mnt-by: MNT-KRNIC-AP
remarks: This information has been partially mirrored by APNIC from
remarks: KRNIC. To obtain more specific information, please use the
remarks: KRNIC whois server at whois.krnic.net.
changed: hostmaster@nic.or.kr 20030811
source: KRNIC
Подскажите плиз что это все значит. В моей сети ну некому в Сеул лазить?
Какие мои действия могуть быть дальше?