David Cebula

Member Since: Aug 09, 2005

English
David Cebula commented on 5760 multicast not forwarding in Security and Network Management 4 weeks ago

Is it multicast traffic that uses mdns (AirPlay, Chromecast, etc...)? Enable mdns snooping. 

David Cebula commented on CSCux45179 - SSL sessions stop processing -"Unable to create session directory" error in Cisco Bug Discussions 7 months ago

Interim's 9.1.6(11) and 9.1.7(2) are both available now.

David Cebula commented on CSCux45179 - SSL sessions stop processing -"Unable to create session directory" error in Cisco Bug Discussions 7 months ago

I just checked on my TAC case. My engineer says an interim version 9.1.7(2) is planned for release...

David Cebula commented on CSCux45179 - SSL sessions stop processing -"Unable to create session directory" error in Cisco Bug Discussions 7 months ago

It's been almost 72 hours since I rebooted to clear the condition and it has not re-occurred. Has...

David Cebula commented on CSCux45179 - SSL sessions stop processing -"Unable to create session directory" error in Cisco Bug Discussions 7 months ago

The bug will prevent any access from AnyConnect and even prevent opening ASDM. Happened on my ASA...

David Cebula commented on Ring deskphone first before Jabber device in Jabber Clients 1 year ago

Any new possibilities in this regard, given that this was answered 15 months ago?  I am thinking...

David Cebula commented on NCS 1.1.1.24 to Prime 1.3, backup and restore, different VMs in Security and Network Management 3 years ago

You said that you want to move to a new VM. If you mean just moving the virtual machine to a new...

David Cebula commented on Cisco AnyConnect 3.0.08057 certificate validation failure in VPN 4 years ago

With AnyConnect version 3.1.495 it worked for me after updating the certificate matching in the...

David Cebula commented on Ask the Expert: Access LAN Switches (Cisco Catalyst 4500E, 3750-X, 3560-X, and 2960) in LAN, Switching and Routing 4 years ago

I have stack of 3750-X switches running IOS 15.0.x. Switch 2 is the master. If I do a:show...

David Cebula commented on Unity Connection 8.5.1 Single Inbox (Unified Messaging) Forward/Reply in Outlook fails with NDR in Unified Communications Applications 4 years ago

We got bitten by the same gotcha in our Unity 5.x to UC 8.5 migration. We addressed the NDR problem...

David Cebula commented on Keeping Internal Users off Guest Wireless in Security and Network Management 5 years ago

For Vista/Win7 clients there is a deny permission available for SSID's in the GPO, but not for XP...

David Cebula commented on Keeping Internal Users off Guest Wireless in Security and Network Management 5 years ago

Excellent approach. How did you add the bad key to the GPO?I can add the guest SSID easily enough,...

David Cebula commented on ASK THE EXPERTS - WIRELESS CONTROL SYSTEM in Expert Corner 6 years ago

I want to disable 802.11b but leave g/n prevent old legacy b devices from greatly slowing n...

David Cebula commented on ASK THE EXPERT - VPN REMOTE ACCESS (SSL) AND ANYCONNECT SECURE MOBILITY in Expert Corner 6 years ago

Is there anyway to use CSD to determine which AnyConnect group policy is used?I have been done some...

David Cebula commented on Keeping Internal Users off Guest Wireless in Security and Network Management 6 years ago

After further testing I did confirm that it could be done with one SSID and one group of RADIUS...

David Cebula commented on Keeping Internal Users off Guest Wireless in Security and Network Management 6 years ago

I'm closer. I have aaa override working for vlan assignment via RADIUS. On the RADIUS server, I...

David Cebula commented on Keeping Internal Users off Guest Wireless in Security and Network Management 6 years ago

A simple password or username/password for the guest is fine, but what I am looking is something...

David Cebula commented on AnyConnect Script problems in VPN 6 years ago

Uploaded the file with name "scripts_OnConnect.vbs" and I imported it under the AnyConnect...

David Cebula commented on ASA checks AnyConnect VPN Computer Name in VPN 6 years ago

Do you have a PKI to issue certificates to your Computers?If so you can just have CSD do a...

David Cebula commented on AnyConnect Script problems in VPN 6 years ago

Carefully check the script naming.See Chapter 3 of the AnyConnect Admin Guidehttp://www.cisco.com/...

David Cebula commented on 1142 AP CAPWAP errors on 5508 WLC in Other Wireless - Mobility Subjects 6 years ago

The AP's need to be in a DIFFERENT vlan than the controller in order to connect. That is my current...

David Cebula commented on 1142 AP CAPWAP errors on 5508 WLC in Other Wireless - Mobility Subjects 6 years ago

This bug is now listed as resolved for releases after 6.0.188.0. Unfortunately they did not list it...

David Cebula commented on VSS (Virtual Switching) and CAT2960 in LAN, Switching and Routing 7 years ago

I checked the Configuration Guide for 12.2(46)EX. EtherChannel, Flexlinks and SPAN are covered....

David Cebula commented on 7921 stuck to configuring IP in Wireless IP Voice and Video 8 years ago

I had noticed the same behavior with WMM. However, I was able to get it to work with WMM. Under the...

David Cebula commented on 7921 stuck to configuring IP in Wireless IP Voice and Video 8 years ago

I have a 7921 (1.1.1 firmware) working with PEAP and WPA2.Do you dot11 arp-cache set on the AP? I...

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