Топология:
Network — 9:DES-3200-10:10 — DES-3200-28F:25Network — обычная офисная сеть, нет броадкаст/арп и прочих штормов.
Конфиг на свитчах сброшен в ноль.
На свитчах создан один влан, ipif System в нем. Влан на всех портах тегирован.
Прошивка — 1.52.B005.
Логи:
Цитата:
DES-3200-10:5#sh log
Command: show log
Index Data Time Log Text
----- ---------- -------- ------------------------------------------------------
10 2011-09-15 15:28:48 Successful login through Telnet (Username: admin, IP:
10.21.5.5)
9 2011-09-15 15:27:56 Successful login through Console (Username: Anonymous)
8 2011-09-15 14:46:59 Telnet session timed out (Username: Anonymous, IP: 10.
21.5.5)
7 2011-09-15 14:46:23 Console session timed out (Username: Anonymous)
6 2011-09-15 14:36:58 Successful login through Telnet (Username: Anonymous,
IP: 10.21.5.5)
5 2011-09-15 14:36:23 Anonymous: execute command "save all"
4 2011-09-15 14:36:20 Configuration and log saved to flash by console (Usern
ame: Anonymous)
3 2011-09-15 14:36:16 Anonymous: execute command "config safeguard_engine st
ate enable mode fuzzy utilization rising 70 falling 40
"
2 2011-09-15 14:36:00 Anonymous: execute command "config time 15092011 14:36
:0"
1 0000-00-00 00:09:55 Anonymous: execute command "clear log"
Цитата:
DES-3200-28F:5#sh log
Command: show log
Index Data Time Log Text
----- ---------- -------- ------------------------------------------------------
20 2011-09-15 15:35:34 Successful login through Telnet (Username: Anonymous,
IP: 10.21.5.5)
19 2011-09-15 15:28:59 Safeguard Engine enters NORMAL mode
18 2011-09-15 15:28:54 Safeguard Engine enters EXHAUSTED mode
17 2011-09-15 15:28:31 Successful login through Console (Username: Anonymous)
16 2011-09-15 15:26:13 Safeguard Engine enters NORMAL mode
15 2011-09-15 15:26:08 Safeguard Engine enters EXHAUSTED mode
14 2011-09-15 15:08:48 Safeguard Engine enters NORMAL mode
13 2011-09-15 15:08:43 Safeguard Engine enters EXHAUSTED mode
12 2011-09-15 14:56:53 Safeguard Engine enters NORMAL mode
11 2011-09-15 14:56:48 Safeguard Engine enters EXHAUSTED mode
10 2011-09-15 14:45:37 Console session timed out (Username: Anonymous)
9 2011-09-15 14:37:28 Safeguard Engine enters NORMAL mode
8 2011-09-15 14:37:23 Safeguard Engine enters EXHAUSTED mode
7 2011-09-15 14:37:10 Logout through Telnet (Username: Anonymous, IP: 10.21.
5.5)
6 2011-09-15 14:36:58 Successful login through Telnet (Username: Anonymous,
IP: 10.21.5.5)
5 2011-09-15 14:35:37 Anonymous: execute command "save all"
4 2011-09-15 14:35:34 Configuration and log saved to flash by console (Usern
ame: Anonymous)
3 2011-09-15 14:35:18 Anonymous: execute command "config safeguard_engine st
ate enable mode fuzzy utilization rising 70 falling 40
"
2 2011-09-15 14:35:00 Anonymous: execute command "config time 15092011 14:35
:0"
1 0000-00-00 02:12:59 Anonymous: execute command "enable command logging"
В продакшене проблема имеет гораздо более ярко выраженный характер.
Суть проблемы — Safeguard Engine только на модели DES-3200-28F срабатывает постоянно и необоснованно (беспричинно), на рядом стоящих свитчах других моделей этой же серии ничего подобного не происходит. Из логов видно, что во время, когда сработал Safeguard Engine на DES-3200-28F, на DES-3200-10 все спокойно.
О проблеме знаю давно, но тестовый стенд удалось собрать только сейчас (не было свободных DES-3200-28F).