About Chinh Duong

Chinh Duong · 10-24-2013

Dear All,I am having 10 AP AIR-SAP1600e-E-K9 running IOS ap1g2-k9w7-mx.152-2.JB2. From first, I though they can be configured as "Root and Non-root bridge with Clients" Topology (like inserted picture), but they can not. In the web interface, no opti...

Chinh Duong · 07-29-2013

Dear,Could anybody can help me explain of the attached image?I do not know why the firewalls only connect with core switches and the firewall connect together?Please help me.Thank you so much.

Chinh Duong · 06-10-2013

Hi,I have a problem when connect two modules GLC-FX-100FE to two switch WS-C2960-24TC-L as below:When I plug each SFP module like above to each switch WS-C2960-24TC-L to SFP slot (gigabit 0/1: dual purpose port), then the duplex become to Haft.So, I ...

Chinh Duong · 04-28-2013

Hi all,I bought 02 modules GLC-GE-100FX (these module is used for gigabit uplink port - It convert speed from 1000Mbps to 100Mbps). I tested them with connecting 02 switch Cisco WS-C2960-24TC-L (first) and 02 switch WS-C3560G-24TS-S (second testing) ...

Chinh Duong · 06-10-2013

Thank you so much Mr Rolft.I followed your steps guide and I fixed that problem.Have a nice evening (in your country ), in Vietnam it is 6:30 am now.Thank you so much.

Chinh Duong · 06-10-2013

Sorry, the modules are GLC-GE-100FX.But by default, I can not change speed and duplex of two gigabit ports on switch WS-C2960-24TC-L although plug the modules or not.Please help me.

Chinh Duong · 04-30-2013

Dear Mr Reza and Mr Daniel,I used console port to do this command: sh interface gigabitethernet 0/25 (Gi0/25) is the port of first 3560G switch connecting with Gi0/27 of second 3560G switch.It show as below:*******************************************...

Chinh Duong · 04-28-2013

Hi Reza,You mean only WS-C3560G-24TS-L support.But in the case, WS-C2960-24TC-L, I am sure the IOS is newer than the minimum require as in the table that you gave me.Is IOS must be follwed with sufix FX, if sufix is SE, it is not support.Main situati...

Chinh Duong · 04-28-2013

Hi Reza Sharifi,My switches is the new models, and the IOS ofcouse later than 12.2(25)FX version.For example, IOS of WC-C3560G-24TS-S is 12.22(55)SE5I have thought like you, but after check IOS, I think it not a reason.

Member Since	‎07-27-2011 06:19 PM
Date Last Visited	‎06-15-2018 12:10 AM
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Please help me emergency about AIR-SAP1600e-E-K9

Please help me explain this topology

Can not config full duplex on Gi0/1 of WS-C2960-24TC-L

Problem with GLC-GE-100FX

Can not config full duplex on Gi0/1 of WS-C2960-24TC-L

Can not config full duplex on Gi0/1 of WS-C2960-24TC-L

Problem with GLC-GE-100FX

Re: Problem with GLC-GE-100FX

Problem with GLC-GE-100FX