Activity in Technology and Support
ASR/CSR NAT Hairpinning
Hello everyone!I want to configure NAT-Hairpinning on the ASR-1002X router (17.09.05a, for this I went to the lab and tested the configuration on the CSR (17.03.08a). NAT-Hairpinning i need to allow internal clients allow access our external services...
Virtual switching between VMs
Hello, everyone. I have a quick question. I understand that inside our virtualized environment, we can run a virtual switch between our VMs. Some hypervisors come with pre-built switches and we can also deploy our own Cisco products (I think vNexus w...
mac-flap; limit or tuning?
Any know how many times w/in a time frame a mac address needs to show up on two ports before a mac-flap error is logged? And is there a way to tune that threshold?We're running some ap's in flex mode, and a few handheld clients are roaming between a...
FP2130 crash after software upgrade
Hello Could smb help me to resolve my problem, I have a number of Firepower 2130 pairs working as Active/Active with the next versions of software: Cisco Adaptive Security Appliance Software Version 9.18(3)56 <system> SSP Operating System Version 2.1...
Issue in Cisco Unified CCE Deployment – VM Configuration Mismatch
Hi Team,We are currently encountering an error in our Unified CCE Administrationt12.5 screen. The issue appears to be due to a mismatch between the "Unmatched Virtual Machines" and the "Allowed Virtual Machines" for the selected deployment configura...
Webex - Sending Emails to a Team Space
Hi everyoneWe've started using Webex. I like what I'm seeing, far better than when I last used it.But, I'm trying to send an email (from outlook) to a team space. Doing my research it says to use email2teams. I've followed the instructions, added the...
VMware ESXi Patching
Hello, We have a few customers running BE6000 and BE7000 systems which were supplied with bundled versions of VMware ESXi. There have been some recent high priority CVE vulnerabilities (CVE-2025-41236, CVE-2025-41237, CVE-2025-41238, CVE-2025-41239) ...
Same AP // Different SSIDs // different Power Level per SSID ???
Hey Team, we streamlined a few Weeks ago the WLC Software to 17.15.x on 10 Sites. WLC is 9800-40 / 80, APs 9115, primarily. All APs in Local Mode. There is on Enterprise SSID, one SSID with OpenRoaming and 2 Open SSIDs with no Security and 3rd Party ...
MLPP between CUCMS and SBC's
Hello!Does anyone ever do MLPP inter 2 CUCMS?So my configuration is like that: I have my CUCM and SBC in my network in the back of a firewall.I am going out using a n.i.p. (network interconnection point).My n.i.p. has several BGP partners.One of my p...
Resolved! err-disable state SW down interface
HelloHello I am attemping to install two cisco 9200 Series . The por 24 is in trunk mode is conecting against other 9200 series ( i dont have acces now to this SW this SW has a some SWitches on different port the SWitches are no cisco) .there is not...
VLAN issues
I recently replaced the core switch at one of my sites that consisted of two separate C9300-48Ts and three other off brand switches and installed a new stack with a C9300X-48HX, C9300-24S and a C9300-48T (running 17.12.5). This is a layer 2 network c...
Resolved! ETSI NFVI Framework Architecture
Hello, everyone. I am studying virtualization for my ENCOR exam and I have some questions regarding the NFVI Framework Architecture Credit: NetworkLessons.com I understand that the VNF/NFV (I'll use both interchangeably) runs on some sort of server ...
cisco Nexus9000 C92160YC-X qos question
HiI have a couple of cisco Nexus9000 C92160YC-X as core switches. I have 6 pairs of catalyst 9300 switches connected via VPC to these cores. I was configuring auto qos voip trust on these access switches but I came across an issue on the core switche...
Resolved! vPC from FEX interfaces
I am trying to create a vPC port-channel for two different FEX interfaces. We have two Nexus 5000 series switches connected via vPC and FEX 106 and 107 each with a connection to our Nexus 5000 switches (proda1 and proda2) connected via port-channel a...
NSO Memory Utilization Measurement Tool
Problem Statement NSO can engage out of memory issue from time to time. If a issue is reproducibly and there isn't a observability tool in the environment, it will be a hassle to get a higher level overview on what has been happened before and during...
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