The first two days of the engine room a Cisco2960 of the port often down, at that time let the engine room restart switch also useless, later let change a mouth on the recovery, but over a period of time the port will be down, on-line check may be due to the port-security of the Cisco switch caused the port down, Later to the computer room connected to the switch to view the next, G17 Port display err-disabled, in order to confirm the reason is port-s
In order to implement IP+MAC bindings on the two-layer switch Cisco 2960, you must use an Access-control-list-based approach.Pre-Implementation features: ip:168.31.6.199 and mac:001e.ec64.5a.83 bindingsStep One: Configure the Mac access control
Switches: Cisco2960, Cisco g3560xserver: 10.15.44.164 ac-*-2d-* -84-*pc:10.15.44.69Server 44.164→port 2-Cisco2960-port1→g3560x-port5Find this IP by IP address under the interface of that switchQuery the corresponding switch port via Mac, IP address1. Start running nbtstat–a IP query out MAC address650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/7C/ED/wKioL1bcv2eQDm6GAAAY8Id21zc609.png "title=" Qq
When clearing the Cisco2960 switch configuration file, flash is lost to erase due to misoperations. After reload, the system is dumpfounded. After you press enter, the switch without ios is displayed, and the prompt "switch:" is always displayed :"Www.2cto.com fortunately, I still have a switch of the same model here. My idea is to copy this binfile to the flash which cannot be started.Www.2cto.com First, export the binfile from a good switch (I use t
in3750 (config-if) # ip access-group outfilter out3750 (config-if) # exit3750 (config) # int vlan 103750 (config-if) # ip access-group 100 in3750 (config-if) # exit3750 (config) # int vlan 203750 (config-if) # ip access-group 101 in3750 (config-if) # exit3750 (config) # int vlan 303750 (config-if) # ip access-group 102 in3750 (config-if) # end2960Configuration:2960 # conf t2960 (config) # int f0/152960 (config-if) # switchport mode trunk2960 (config-if) # switchport trunk encapsulation dot1q296
Contact Us
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.