About dvangyzeghem

dvangyzeghem · 06-28-2019

The ACL below is configured on a cisco switch but not attached to anything on the Cisco switch.The NAC will use this ACL as a dynamic ACL to secure the switchports when a client connects to it.The result in the tests is the opposite of what you would...

dvangyzeghem · 09-21-2010

Hello,When we upgraded to IOS c1841-ipbasek9-mz.124-22-YB5 and reloaded the router we received following messages at the end of the boot process:licensing flash block 0 needs to be initializedlicensing flash block 1 needs to be initializedlicensing f...

dvangyzeghem · 06-19-2009

Does anyone have experience with failing rapid PVST when it used in a large network with + 50 VLAN's.What type of STP is recommended for that type of network?Thanks

dvangyzeghem · 08-20-2008

I am having a problem configuring 802.1X and a cisco IP phone on a Cisco 2821 router with IOS c2800nm-adventerprisek9-mz.124-15.T5.When i configure 802.1X without connecting the IP phone, the router accepts the config , but the phone does not work wh...

dvangyzeghem · 06-26-2008

Dear,I ordered a HWIC-4ESW module for my 2821 and want to use the ports for L3 point to point connections to my other routers but i cannot assign an IP address although the commands are available.I get a message that it canot be configured on L2 link...

dvangyzeghem · 10-20-2011

hi do you still have the issue?Its probably caused by the fact your IOS is too old to recognize 256MB of flash:Upgrade to recent IOS and it will be fixed

dvangyzeghem · 03-15-2011

Hi Ark,Do you get an IPaddress from four ISP?I think you can check with "show ip interface brief" command and see if there is any IP behind fa4.If you got an IP, you can try pinging an outside IP address from your PC's DOS command window.BrDimi

dvangyzeghem · 12-23-2010

Hi,you should log on to the console of switch 1 and activate "logging buffer" then connect the 3750 and a minute later do a "show log".If the ports gets errdisabled the reason should show up here i think.If there is nothing in the log, do "show inte...

dvangyzeghem · 09-26-2010

Hi Jud,Sorry for the late reply.As i see your situation:-the wireless guests and accesspoint and voip phones use vlan 101, no one else.Then when your accesspoint(WIFI router) should be DHCP and if you can use a different subnet (though i dont it mat...

dvangyzeghem · 09-22-2010

Hi Jud,Where are your 2 internet connections (ISP's)? 1 on your router1 and one on your WIFI router?We need to make sure we are not misunderstanding eachother, so i think we best go step by step.BrDimitri

Member Since	‎06-28-2007 01:06 AM
Date Last Visited	‎07-12-2019 05:13 AM
Posts	25
Total Helpful Votes Received	5

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Dynamic ACL used by NAC solution seems to work inverted

Strange message at the end of booting Cisco1841

rapid PVST restrictions

Known issue with 2821 router , IOS c2800nm-adventerprisek9-mz.124-15.T5

Is it possible to assign IP addresses to ports on the HWIC-4ESW module?

Doubt about Sup-bootflash in 6500 SUP720? Redundancy.

Re: I need some help with my Cisco 851 Integrated Services Route

Re: Adding stacked 3750's to network

Re: Wireless not working, VLAN problem?

Re: Wireless not working, VLAN problem?