On your ubnt equipment - did you enable stp ? using a syslog -? might show a good amount of info if so On Sep 13, 2010, at 3:30 PM, Forbes Mercy wrote:
> Brett, I'm impressed with your knowledge of Mikrotik programming so I > wanted to ask you this. Last week and further back about four times a > week we had a cascading crash of our bridged network whereas the LAN > side of the Mikrotik Backhauls would crash presumably from traffic. > Wireshark showed some anomalies such as IPv6 traffic, some ICMP sneaking > through the filters, a random STP Cisco and some TCP flooding but really > nothing that should take down so many radios, a simple reboot fixed the > problem and it didn't happen again for a day to several days later. > > Friday we changed out three Mikrotik backhauls and AP's with Ubiquity > gear and upgraded our Bandwidth manager enhancing its rules as well. > Today we're having the same attack as before but now it's not taking > down the system, Our bandwidth monitor is pegged on incoming traffic and > outgoing traffic at 176% of normal (we normally peak at 99% download 30% > up) but no radio's are going down, our system latency at the affected > tower is 300ms and we're getting intermittent down alarms. Its great > because we have the first chance to go customer by customer trying to > find the source but I guess I'm asking if you have any ideas how to find > or filter this problem? We think the source is comin > > Thanks, > Forbes > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ _____________________________________________________________________________________ Glenn Kelley | Principle | HostMedic |www.HostMedic.com Email: gl...@hostmedic.com Pplease don't print this e-mail unless you really need to.
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