Technology and Support

ACL-Logs view of cEdge cannot view from vManage.

NTP Server Unreachable post upgrade CUCM 15 SU1

Hi Everyone I have some issues after upgrading from CUCM version 12.5 to 15 SU1, the NTP appears warning as unreachable. I tried to check the status in the cli, but the status is stopped but if I try to start the service the status service is runnin...

Cisco 9800 series phones not connecting with Jabber.

Hello, I just received some new 9851 and 9861 phones and cannot get the phone services to connect with jabber.  I have CUCM 12.5.1.14900-63 and IM and Presence is 12.5.1.14900-4

Fallback procedure for Firepower 2100 series（platform mode）

We are using a Firepower 2100 series.This Firepower is running in platform mode and 9.16(2)14 as the OS. We are considering upgrading to the 9.18.4 series to fix a known vulnerability.I am assuming this will not be a problem as there is a proven proc...

Inquiry about Catalyst 9115 AXI configuration.

Hi all, I’m reaching out because this is my first time setting up an AP. I need to configure two Catalyst 9115AXI APs. One of them will serve as both the Controller and the AP, while the other will only function as an AP and join the Controller. Coul...

Cannot connect to https://devnet.saas.appdynamics.com/controller

Hi,I received my credentials via email, and am trying to connect to https://devnet.saas.appdynamics.com/controller. I am unable to login with the provided credentials. Tried relaunching the SaaS Platform multiple times. Also tried resetting password,...

BGP Route Manipulation/load balancing

Hello,We have run into a situation where we need to load balance internet traffic outbound i.e. for wired subnets we want to send traffic via ISP A and for Wireless users we want to send traffic via ISP B.I am pasting high-level branch infra picture ...

SNORT -3.0- Suboptimal issue

Dear All,In one of our IPSEC VPN , We are having issues in FTP, when client is trying to access a FTP server in AWS cloud. while having captures and system trace we found that at snort ,the route lookup is not taking correct egress zone instead it ta...

Newbie help with Cisco Catalyst 3650CG 8 port POE switch

So I've always just had unmanaged switched.... 4 port TPlink POE stuff but I was gifted one of the 3650 switches.I'm thinking it might not be plug and play as I know it acts as its own DCHP server / vLAN management etc which I don't need since the ro...

What is taking place behind the installation process of Firepower 2120

We are planning to upgrade Firepower2120(platform mode, standalone)from version 9.16.2.14 to 9.18.4.40,and I have a question about the internal process during installing packages metioned in this upgrade guide below. Cisco Secure Firewall ASA Upgrade...

Guidance on Resetting a 9120 Access Point Without Losing the AP Image

Hello Team,Could you please advise on how to reset a 9120 access point so that it forgets the known WLC list only? I should not lose AP image.Scenario:My 9120 AP is attempting to join the 5520 WLC through option 43, which is not compatible. I have up...

What is taking place behind the installation process of Firepower 2120

We are planning to upgrade Firepower2120（platform mode, standalone）from version 9.16.2.14 to 9.18.4.40,and I have a question about the internal process during installing packages metioned in this upgrade guide below. Cisco Secure Firewall ASA Upgrade...

Guidance on Resetting a 3602 Access Point Without Losing the AP Image

Hello Team,I tried using the attached method to physically reset the access point in order to forget the known WLC IP list, but it didn’t work. The AP is still attempting to join the WLC that I don't want it to join via the known list.Could you pleas...

IOS software and wireless deployment

Hi,Could you please anyone answer following question:any differences between Cisco IOS software in the USA vs Overseas?any  differences between deploying wireless in the USA vs. Overseas?Thank you 

DNAC showing internal error for WLC-9800 under inventory management.

Reason and Suggested ActionsInternal Error : NCIM12024: All information from the device could not be collected successfully or the inventory collection for this device has not yet started. It may be a temporary problem that will resolve automatically...