Trending Topics
Cisco Community is an active and collaborative place to learn more about our products and ask questions of peers and Cisco experts! Check out some of the most popular conversations happening right now!
-
How to postpone DNS lookup until after ISP DHCP lease
by bcerny -
Apple Devices not trusting public CA signed cert when connect 802.1X
by kshah2589 -
DNS forward lookup zone validation timeout
by wtsmith -
Influence the Cisco technology and experiences you use.
by Brooke Hammer -
Sham-link and default vpnv4 route
by zoran.erdec -
Como instalar patches no Cisco ISE
by Silesio de Carvalho -
Limit in ACL on Cisco 6807
by Sonflaa -
Cisco Catalyst 9500 Routing Throughput & Session Details
by mustafaozturknetworks
Community Activity
FDM Deployment Force Refresh
Running FDM on 2110. Ver 7.2.5. We deployed changes, first time job fails. Deployed again, job shows successful but changes aren't in the config. Looks like we were stuck needing to do a Deployment - Force Refresh. Job has been running for about 25 ...
Complex Call Routing between CUCM and CUC and Back Again
I am with a school system and we have systems in place that allow each campus to be locked down (via controlled access) by dialing an extension "within" each campus. Each campus is setup like a hotel in that you cannot reach a classroom from outside ...
Resolved! CUCM 11.5.1 upgrade to 14.1SU3 preUpgrade Failed check 1.6
Question to the community out there. (Anyone done this or came across this before?) Running the preUpgrade cop file on my CUCM PUB still on 11.5 I get the following failure. Question: It seems this is only if you go to version 15, a version 14SU3 sho...
Webex Calling Dedicated Instance
Preserve the Cisco Unifed Communication solutions experience by deploying the traditional and on-premise Cisco Unified Communications Manager systems on Webex Calling Cloud Based solution with a Dedicated Instance. Webex Calling Dedicated Instance ...
LIfecycle, patch and vulnerability managem for Cisco devices
Hi all,I work for a mid sized financial firm with a total network device count of less than 100, mostly consisting of catalyst 9k (core and access switches), with handful of nexus 9k, MDS 9k, ISR4k, a pair of WLC5520s in SSO (AP3802s), and a dozen F...
Resolved! Security Network Analytics - Failed upgrade
after upgrade to 7.5.0 I can't upload pathes We couldn’t complete the upload. Check the file and try again, or please contact Cisco Support. It's the bug - https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwi37950 and Workaround: After gaining access...
switch firmware upgrade and smart licensing
I'll soon be upgrading the firmware on several C9200L-24T-4X with 16.12.4 and several WS-C3850-24XS with 16.9.5 to the newest versions that are stable. These switches are all in a network that is offline, and has (as far as I know) no method to reac...
Media Converter suddenly stopped working
I have a TRIPP-LITE media converter Model: N785-H01-SFP that suddenly stopped working on my C9300-24S after I have updated from 17.6.5 to 17.9.4a. The steps I have taken to trouble shoot are as follow:- swapped the sfp on the switch and media convert...
Cisco 9300 Downgrade Boot Loader from 17.9.2r to 17.3.2r
On a Cisco 9300 I need to Downgrade Boot Loader (ROMMON) from 17.9.2r to 17.3.2r. As a test I upgraded to IOS from 17.3.4 to 17.9.4a, as expected the Boot Loader upgraded as well with the IOS upgrade. When I upgraded the the IOS I did not initiate th...
Copying/installing IOS-XE through ROMMON
Hi; one of my routers in my lab (ISR 4331 - IOS-XE SD-WAN image 16.10.1) crashed so it keeps rebooting after showing the some error messages, one of which is: cisco isr 4331 %PMAN-0-PROCFAILCRIT: R0/0: pvp: A critical process viptela_start_sh has fai...
Cisco Access Points - Cabling issues
Hi,I just wondering if there was any documentation that shows what the Maximum cable length can be for Cisco to support their Access Points Thanks
Cannot Onboard FTD Device in CDO
when i try "Onboard FTD Device" in CDO, at step 2, there isn't any Access Control Policy to choose.Has anyone encountered a similar situation.
A frame with a tag such as native vlan.
If a frame with a tag corresponding to the native VLAN enters the trunk port, will the switch take down that frame and send it on over the trunk link as untagged, or will it send it with a tag corresponding to the native VLAN?How I understand it:(Let...
Resolved! RADIUS and local login
At my new job, I was told RADIUS hasn't functioned for over a year. I wiped the RADIUS server settings and started from scratch. I'm happy to say, after going thru every cisco device, ALMOST all devices now login via RADIUS flawlessly. There are t...
Resolved! Lower MTU with two 3650 switches?
I have two 3650 switches each connected to an encryption device.The GRE Tunnel required for the encryption devices came up right away, but the encryption is still not happening.The encryption devices cannot do an MTU over 1400, but I cannot set the 3...
