Greetings, I'm having a bit of a time troubleshooting the logs for a print job via port 515 LPD. We've got a printer (IP 172.16.200.201) that is set to print on that port from WAN IP 75.125.100.100, but print jobs coming in essentially time out and eventually die in the ether somewhere. The logs are the following:
Mar 15 15:36:54 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=40 TOS=0x00 PREC=0x00 TTL=59 ID=7314 PROTO=TCP SPT=62354 DPT=515 WINDOW=8192 RES=0x00 ACK URGP=0
Mar 15 15:36:54 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=60 TOS=0x00 PREC=0x00 TTL=59 ID=7306 PROTO=TCP SPT=62354 DPT=515 WINDOW=65535 RES=0x00 SYN URGP=0
Mar 15 15:34:24 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=40 TOS=0x00 PREC=0x00 TTL=59 ID=52016 PROTO=TCP SPT=61363 DPT=515 WINDOW=8192 RES=0x00 ACK URGP=0
Mar 15 15:34:24 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=60 TOS=0x00 PREC=0x00 TTL=59 ID=52001 PROTO=TCP SPT=61363 DPT=515 WINDOW=65535 RES=0x00 SYN URGP=0
Mar 15 15:31:59 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=40 TOS=0x00 PREC=0x00 TTL=59 ID=31503 PROTO=TCP SPT=60370 DPT=515 WINDOW=8192 RES=0x00 ACK URGP=0
Mar 15 15:31:59 ERL kernel: [WAN_IN-20-A]IN=eth2 OUT=eth7 MAC=24:a4:3c:3c:60:5b:84:3d:c6:68:cb:9c:08:00 src=75.125.100.100 DST=172.16.200.201 LEN=60 TOS=0x00 PREC=0x00 TTL=59 ID=31500 PROTO=TCP SPT=60370 DPT=515 WINDOW=65535 RES=0x00 SYN URGP=0
15:36:54.327912 IP 172.16.200.201.515 > 75.125.100.100.62354: Flags [R], seq 433725005, win 0, length 0
15:36:54.268678 IP 172.16.200.201.515 > 75.125.100.100.62354: Flags [F.], seq 4:5, ack 139, win 1, length 1
15:36:54.115112 IP 172.16.200.201.515 > 75.125.100.100.62354: Flags [P.], seq 1:2, ack 11, win 31000, length 1
15:36:54.104819 IP 75.125.100.100.62354 > 172.16.200.201.515: Flags [.], ack 1, win 8192, length 0
15:36:54.032360 IP 172.16.200.201.515 > 75.125.100.100.62354: Flags [S.], seq 433724999, ack 1862725210, win 30, options [mss 1460,wscale 0,eol], length 0
15:36:54.031532 IP 75.125.100.100.62354 > 172.16.200.201.515: Flags [S], seq 1862725209, win 65535, options [mss 536,nop,wscale 5,TS val 577707606 ecr 0,nop,nop], length 0
15:34:24.603340 IP 172.16.200.201.515 > 75.125.100.100.61363: Flags [R], seq 492270011, win 0, length 0
15:34:24.540865 IP 172.16.200.201.515 > 75.125.100.100.61363: Flags [F.], seq 4:5, ack 139, win 1, length 1
15:34:24.389447 IP 172.16.200.201.515 > 75.125.100.100.61363: Flags [P.], seq 1:2, ack 11, win 31000, length 1
15:34:24.378957 IP 75.125.100.100.61363 > 172.16.200.201.515: Flags [.], ack 1, win 8192, length 0
15:34:24.309175 IP 172.16.200.201.515 > 75.125.100.100.61363: Flags [S.], seq 492270005, ack 2972176430, win 30, options [mss 1460,wscale 0,eol], length 0
15:34:24.308559 IP 75.125.100.100.61363 > 172.16.200.201.515: Flags [S], seq 2972176429, win 65535, options [mss 536,nop,wscale 5,TS val 577561392 ecr 0,nop,nop], length 0
15:31:59.573134 IP 172.16.200.201.515 > 75.125.100.100.60370: Flags [R], seq 484273385, win 0, length 0
15:31:59.509479 IP 172.16.200.201.515 > 75.125.100.100.60370: Flags [F.], seq 4:5, ack 139, win 1, length 1
15:31:59.344574 IP 172.16.200.201.515 > 75.125.100.100.60370: Flags [P.], seq 1:2, ack 11, win 31000, length 1
15:31:59.279078 IP 75.125.100.100.60370 > 172.16.200.201.515: Flags [.], ack 1, win 8192, length 0
15:31:59.219283 IP 172.16.200.201.515 > 75.125.100.100.60370: Flags [S.], seq 484273379, ack 3783209056, win 30, options [mss 1460,wscale 0,eol], length 0
15:31:59.197709 IP 172.16.200.201.515 > 75.125.100.100.60370: Flags [S.], seq 484273379, ack 3783209056, win 30, options [mss 1460,wscale 0,eol], length 0
15:31:59.196807 IP 75.125.100.100.60370 > 172.16.200.201.515: Flags [S], seq 3783209055, win 65535, options [mss 536,nop,wscale 5,TS val 577419681 ecr 0,nop,nop], length 0
name WAN_IN {
default-action drop
description ""
enable-default-log
rule 10 {
action accept
description "Allow ICMP Ping"
log disable
protocol icmp
source {
group {
}
}
}
rule 20 {
action accept
description "Allow print jobs"
destination {
group {
port-group Print-Queue
}
}
log enable
protocol all
source {
group {
}
}
}
rule 30 {
action accept
description "Allow established/related"
log disable
protocol all
state {
established enable
invalid disable
new disable
related enable
}
}
rule 40 {
action drop
description "Drop invalid state"
log enable
protocol all
state {
established disable
invalid enable
new disable
related disable
}
}
}
port-group Print-Queue {
description "Allow printer to receive print jobs"
port 515
}
Is the printer just not acknowledging or what? Thanks in advance for your help. (And if there is a good tutorial site about reading firewall logs, I'd appreciate a heads up and link for it. My Google-fu was not working well today.)