Semangat pagi Pak Syafril..

ada email antar cabang dg size 15MB 
Sender berhasil kirim
Recipient GAGAL kirim dg error connection to server 172.16.9.6 timed out dan 
log POP3 sbb:

Tue 2018-08-14 12:11:43.747: 01: [688874] Session 688874; child 0077
Tue 2018-08-14 12:11:43.747: 05: [688874] Accepting POP3 connection from 
192.168.0.241:4863 to 172.16.0.6:110
Tue 2018-08-14 12:11:43.747: 03: [688874] --> +OK bb.ptbmi.com POP3 MDaemon 
18.0.2 ready
Tue 2018-08-14 12:11:44.143: 02: [688874] <-- AUTH
Tue 2018-08-14 12:11:44.144: 03: [688874] --> -ERR unknown POP3 command!
Tue 2018-08-14 12:11:44.943: 02: [688874] <-- CAPA
Tue 2018-08-14 12:11:44.943: 03: [688874] --> +OK Capability list follows
Tue 2018-08-14 12:11:44.943: 03: [688874] --> TOP
Tue 2018-08-14 12:11:44.943: 03: [688874] --> USER
Tue 2018-08-14 12:11:44.943: 03: [688874] --> UIDL
Tue 2018-08-14 12:11:44.943: 03: [688874] --> .
Tue 2018-08-14 12:11:52.462: 02: [688874] <-- USER qa....@dpt.ptbmi.com
Tue 2018-08-14 12:11:52.462: 03: [688874] --> +OK qa....@dpt.ptbmi.com... User 
ok
Tue 2018-08-14 12:11:59.952: 02: [688874] <-- PASS ******
Tue 2018-08-14 12:12:00.157: 01: [688874] Authenticated as qa....@dpt.ptbmi.com
Tue 2018-08-14 12:12:00.362: 03: [688874] --> +OK qa....@dpt.ptbmi.com's 
mailbox has 2 total messages (15185743 octets)
Tue 2018-08-14 12:12:00.977: 02: [688874] <-- STAT
Tue 2018-08-14 12:12:00.977: 03: [688874] --> +OK 2 15185743
Tue 2018-08-14 12:12:02.315: 02: [688874] <-- LIST
Tue 2018-08-14 12:12:02.315: 03: [688874] --> +OK 2 15185743
Tue 2018-08-14 12:12:02.315: 01: [688874] Sending LIST response (not logged)
Tue 2018-08-14 12:12:06.151: 02: [688874] <-- UIDL
Tue 2018-08-14 12:12:06.151: 03: [688874] --> +OK
Tue 2018-08-14 12:12:06.151: 01: [688874] Sending UIDL response (not logged)
Tue 2018-08-14 12:12:07.567: 02: [688874] <-- RETR 1
Tue 2018-08-14 12:12:07.567: 03: [688874] --> +OK 396657 octets
Tue 2018-08-14 12:12:07.567: 01: [688874] Sending 
<D:\MDAEMON\Users\dpt.ptbmi.com\qa.adm\md50000070911.msg> to [192.168.0.241]
Tue 2018-08-14 12:12:09.752: 01: [688874] Transfer Complete
Tue 2018-08-14 12:12:13.692: 02: [688874] <-- DELE 1
Tue 2018-08-14 12:12:13.692: 03: [688874] --> +OK message 1 deleted
Tue 2018-08-14 12:12:14.681: 02: [688874] <-- RETR 2
Tue 2018-08-14 12:12:14.681: 03: [688874] --> +OK 14789086 octets
Tue 2018-08-14 12:12:14.681: 01: [688874] Sending 
<D:\MDAEMON\Users\dpt.ptbmi.com\qa.adm\md50000070912.msg> to [192.168.0.241]
Tue 2018-08-14 12:15:01.559: 05: [688874] Socket connection closed by the other 
side (how rude!)
Tue 2018-08-14 12:15:01.559: 01: [688874] POP3 session complete (Bytes in/out: 
95/4161346)
Tue 2018-08-14 12:15:01.559: 01: ----------

Harus ada pembenahan setting di mana ya pak?

Mohon pencerahan..

thanks
Suzy
--
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