Activity in Technology and Support
Resolved! Nexus-vrf-route leaking
Hi, ☺️Now i still read about this tooic and i do lab environmentOn nexus 9k :I create two vrf for each vlan for isolationBut i want each vrf access internetFor each svi vrf---Vlan10,20----(trunk)Switch-N9k(ip10.10.10.2)-------(10.10.10.1)Router---int...
VPC-NX-9k-VRF-Routing-Vlans-int Vlans
I configure both cores (1 & 2).Create a VRF for each int VLAN.And default route for each vrfBecause router connect to Core1I create on this router two sub-ints, one for vrf DMZAnd another for Inside-ZoneSo the default route for VRF DMZ, inside each c...
以下的日志是什么问题造成
近期我得BGP状态状态down，提示是BGP内存不足，但是查看系统内存使用不到50%2025 Jul 15 11:14:54 %BGP-3-INTERNAL_INFO: bgp-[31154] Malloc HWM bytes 24469271892025 Jul 15 11:14:54 %BGP-3-INTERNAL_INFO: bgp-[31154] Smalloc current bytes 8772402025 Jul 15 11:14:54 %BGP-3-INTERNAL_INFO: ...
Automatic ISE Portal Certificate Renew with Letsencrypt - how to guide
Free Certs Anyone? Have you ever wanted to get a public certificate for your ISE Portal, without the hassle of involving a commercial CA? If so, read on. This lengthy guide (maybe better as a Youtube video ... in future) will show you how I setup a...
Criteria for a network to be strictly "Layer 3" vs "Layer 2"
Hello all,I have read about networks being described as "only Layer 3," and as such require no STP protocol, examples being VXLAN-based networks like Cisco SDA or ACI.However, even these networks have VLAN's (like L2 VNID's in SDA), and they also sti...
General Availability: Deployment Keys for Umbrella Roaming Module
We are excited to announce the new "Deployment Keys" feature in Secure Access for the Umbrella Roaming Security module providing an effective way to manage device registration within organizations while mitigating unauthorized access. This f...
MPLS DS-TE how the traffic is mapping with a CT?
hi there ! Reading about MPLS TE Diffserv-Aware (DS-TE) IETF Mode, I have doubts about how the BC models direct traffic through a specific tunnel.Do I have to use MPLS TE Class-Based Tunnel Selection (CBTS) to steer traffic according exp field mapped...
APIC M2 TO M4 Migration
Hi everyone, We’re planning to migrate from Cisco APIC M2 to M4 hardware in a Multi-Pod environment. Our current setup includes a single-node APIC cluster running version 5.3, and I’d like to gather input from those who’ve handled similar upgrades. O...
EPGs Not Dynamically Associated on Leaf Access Port in Trunk Mode
Hello, everyone.I'm facing an issue with an access interface on a Leaf switch. I have two tenants configured—DEV and QA environments—and within these tenants, dozens of EPGs have been created with VLAN encapsulation. These VLANs are learned from an ...
Enforcement of north-south micro segmentation policy
I have two questions that I would appreciate some help with...Firstly, has anyone implemented enforcement of north-south micro segmentation policy? If so, please share any details you can. Our deployments have nearly all been brownfield and the custo...
"IP Address Theft" Dual Band WiFi Speed Boost
Subject: "IP Address Theft" Dual Band WiFi Speed Boost I encountered a recurring issue in enterprise Wi-Fi setups involving Xiaomi devices. When the Dual Band WiFi Speed Boost feature is enabled, the device connects using both 2.4 GHz and 5 GHz radio...
L3 connection to a WLC
Hello, everyone. I am studying Wireless deployments for my ENCOR exam and I am reading the following document:https://www.cisco.com/en/US/docs/solutions/Enterprise/Mobility/emob30dg/TechArch.html#wp1000163 It mentions that: As mentioned earlier in th...
Multiple IPs same Mac Address
We have an issue since a long time upgrading the software of a Catalyst 9300 Switch. We are currently running 17.03.04 and wanted back then to 17.09.05 and right now to 17.12.04. The Problem, there is a virtualization machine connected with multiple ...
How to disable ap rolling upgrade in DNAC for N+1 in wlc 9800
How to disable ap rolling upgrade in DNAC
DCA leaving APs on channels with over 40 percent utilization.
Using Model 9800-40 WLCs with Model 9164 APs running version 17.12.4.We have APs that are staying on channels with over 40% utilization and not changing channels under DCA even though there are lot of APs with very low channel utilization. The high u...
| User | Helpful Count |
|---|---|
| 95 | |
| 88 | |
| 87 | |
| 72 | |
| 65 |
