[nos-bbs] WHY you should firewall your JNOS system :]

[Maiko Langelaar (Personal)]

Good day,

Just to give people an idea, new 'no listener' logging enabled ...

21:51:44  - JNOS 2.0o.2dev (Linux) was started

21:52:15 network: 120.92.194.93:44677 - no TCP (8090) listener
21:52:28 network: 5.8.18.8:40533 - no TCP (55792) listener
21:53:48 network: 94.102.61.47:44762 - no TCP (3175) listener
21:53:53 network: 149.18.73.222:5146 - no UDP (5060) listener
21:54:42 network: 94.102.61.47:32810 - no TCP (3174) listener
21:55:43 network: 47.95.9.97:34454 - no TCP (6379) listener
21:55:52 network: 89.248.165.59:40053 - no TCP (4200) listener
21:56:24 network: 89.248.165.221:48495 - no TCP (55047) listener
21:56:44 network: 89.248.165.189:45605 - no TCP (64005) listener
21:57:39 network: 194.26.135.31:52487 - no TCP (3573) listener
21:58:00 network: 121.196.11.130:56809 - no TCP (33386) listener
21:58:16 network: 89.248.165.14:42582 - no TCP (32310) listener
21:58:29 network: 167.248.133.138:2687 - no TCP (18080) listener
21:58:50 network: 180.182.236.146:5212 - no TCP (80) listener
21:58:56 network: 193.35.18.12:40648 - no TCP (1000) listener
21:59:05 network: 122.114.197.7:33120 - no TCP (6379) listener

21:59:26  44.135.85.151:55182 - MBOX (ve3tok) lzhuf uncompress 1040/1974 
= 47 percent
21:59:26  44.135.85.151:55182 - MBOX (ve3tok) 25685-CX2SA received
21:59:27  44.135.85.151:55182 - MBOX (ve3tok) exit
21:59:27  44.135.124.1:1025 - open SMTP
21:59:27  44.135.124.1:smtp - SMTP sent job 20033000 To [snip] ...
21:59:27  44.135.124.1:1025 - close SMTP

21:59:29 network: 89.248.165.22:41749 - no TCP (43593) listener
21:59:55 network: 78.142.18.220:54387 - no TCP (80) listener
22:00:13 network: 185.156.73.154:40172 - no TCP (4141) listener
22:00:22 network: 194.26.135.248:50743 - no TCP (3804) listener
22:00:29 network: 194.26.135.33:43424 - no TCP (3610) listener
22:00:32 network: 193.163.125.64:54098 - no TCP (32792) listener

22:02:25  44.135.92.10:5533 - MBOX (ve3cgr) $25685-CX2SA refused
22:02:25  44.135.92.10:5533 - MBOX (ve3cgr) exit

22:02:34 network: 89.248.163.219:45363 - no TCP (22) listener
22:03:10 network: 94.102.61.47:58029 - no TCP (3176) listener
22:03:13 network: 89.248.165.104:55643 - no TCP (230) listener
22:04:12 network: 92.63.197.153:50959 - no TCP (64447) listener
22:04:20 network: 82.156.174.194:55952 - no TCP (6379) listener
22:04:29 network: 89.248.165.189:45605 - no TCP (62852) listener
22:04:54 network: 167.94.145.27:41227 - no TCP (42015) listener
22:05:01 network: 80.66.77.236:48225 - no TCP (34567) listener
22:05:44 network: 175.178.127.23:56220 - no TCP (6379) listener
22:06:23 network: 193.142.146.135:61000 - no TCP (22326) listener