Shorewall blocking 53 port

Hi,

i am facing server freezing issue, and checked logs. Please help me to sort this issue.

in firewall.log…

192.168.1.124 - pdc container(AD)
192.168.1.123 - host

Jan 20 22:15:48 pdc kernel: Shorewall:net2fw:DROP:IN=br0 OUT= MAC=2c:fd:a1:bf:1f:5a:00:0d:b9:3d:32:2c:08:00 SRC=162.142.125.17 DST=192.168.1.123 LEN=44 TOS=0x00 PREC=0x00 TTL=38 ID=46145 PROTO=TCP SPT=15882 DPT=1194 WINDOW=1024 RES=0x00 SYN URGP=0
Jan 21 03:34:58 pdc kernel: Shorewall:net2fw:DROP:IN=br0 OUT= MAC=2c:fd:a1:bf:1f:5a:00:0d:b9:3d:32:2c:08:00 SRC=74.120.14.24 DST=192.168.1.123 LEN=44 TOS=0x00 PREC=0x20 TTL=38 ID=32616 PROTO=TCP SPT=1608 DPT=1194 WINDOW=1024 RES=0x00 SYN URGP=0
Jan 21 11:16:46 pdc kernel: Shorewall:loc2fw:REJECT:IN=br0 OUT= MAC=2c:fd:a1:bf:1f:5a:22:4f:04:65:07:7b:08:00 SRC=192.168.1.124 DST=192.168.1.123 LEN=141 TOS=0x00 PREC=0x00 TTL=64 ID=37784 DF PROTO=UDP SPT=53 DPT=48733 LEN=121
Jan 21 11:16:46 pdc kernel: Shorewall:loc2fw:REJECT:IN=br0 OUT= MAC=2c:fd:a1:bf:1f:5a:22:4f:04:65:07:7b:08:00 SRC=192.168.1.124 DST=192.168.1.123 LEN=125 TOS=0x00 PREC=0x00 TTL=64 ID=37785 DF PROTO=UDP SPT=53 DPT=29922 LEN=105
Jan 21 11:16:46 pdc kernel: Shorewall:loc2fw:REJECT:IN=br0 OUT= MAC=2c:fd:a1:bf:1f:5a:22:4f:04:65:07:7b:08:00 SRC=192.168.1.124 DST=192.168.1.123 LEN=141 TOS=0x00 PREC=0x00 TTL=64 ID=37786 DF PROTO=UDP SPT=53 DPT=63927 LEN=121

1 Like

i have seen that but not understood, what solution they have provided.

please go through following logs.

shorewall-Logssss