Cisco Catalyst Center
This community is for technical, feature, configuration and deployment questions. For production dep...
2178 PostsActivity in Networking
How to ping computer on a different network
Good evening,I recently encountered an issue with my project here. From a given computer on a router I cannot ping another computer on a different router. For example, I cannot ping a computer from the Berlin router with a computer from the DC rout...
Traffic from sub-interface subnets failing to AWS
I have an ASR1001-x with a single 10G interface to a switch on the LAN. I cannot pass traffic from the sub interface subnets to AWS network connected on WAN. The Lan interface subnet 192.168.50.0/23 passes traffic correctly. the other two do not. Can...
Resolved! Are packets that exceed the QoS class-default dropped?
QoS is configured on the IOS-XE SD-WAN Router currently in operation.I checked the QoS statistics with show policy-map and found the following.The bandwidth is 100 Mbps, and Queue 2 is allocated 34% bandwidth (31280 kbps).If more traffic flows to Que...
Connection closed by foreign host
Work on a Mac for my lab exercise, I have followed all the instructions for an SSH connection, including configuring line VTY 0 4I have read all the posts on here and nothing seems to fix the error" connection closed by foreign host".
Ping runs on switch directly but not from a device connected to switch
Hello Cisco community, i've got a weird problem. I have a server "A" connected to Gig2/0/18 as an access port (VLAN28) to my Catalyst C9300 switch. I can ping the device from the switch. The switch has an SVI configured for this vlan 28.I also have m...
Transport Gateway error
I running into an issue with Catalyst SD-WAN went trying to push a simple template to a devices. I keep getting the following error no matter what I adjust in the system template: [7-May-2024 21:50:51 UTC] Configuring device with feature template: c8...
problem VRRP, LACP Nexus 3048TP LAN1K9
Hi, i have problem of synced betewin my 2 switchs nexus 7.0.3.i7.3I use feature BGP, LACP and VRRP (also VPC etc..)But it's impossible of configure correctly the protocolI have many errors :One : In log :%ETHPORT-3-IF_ERROR_VLANS_SUSPENDED: VLANs 9-1...
question about interface Ethernet template
What is the purpose of the interface Ethernet template? which VPN should be configured for it ?And how many one we need to configure?
How to NAT a PPPoE dynamic interface to connect to public internet
Hi all,we have a ISP infrastructure, where che customer is authenticated via PPPoE on a leased line, for example, a VDSL line.The customer have a PPPoE with a private IP address on the PPPoE Client.The virtual-template have a loopback with a Public I...
Cisco ACI ESG Implementation
Hello, I am working on ACI fabric and have been using EPG with contracts (network-centric), and I want to switch to ESG (application-centric).The bridge domains have specific subnets (192.168.1.0/24 and 192.168.2.0/24) under the same tenant/VRF. Each...
DNAc Device port status refresh
Hi, I am trying to find any explanation on the DNA center device interface status refresh mechanism. Customer complained, that in Provision > Inventory > particular switch > interfaces > Ethernet ports view, the dispayed port status does not match to...
Restart Interface command in User Exec mode
On a WS-C3850-48U-S there's a command in User Exec mode that says 'Restart'. You can put Interface after. The description of the command says it is to restart a connection/interface. I've tried googling what exactly that means or could do because it...
VACL Implementation
Our company is implementing 802.1x on our network. When a device auth fails it is moved to our guest vlan. I need to prevent any communication from one device to another within the vlan and only allow outbound communication. I am sure there are many ...
Benefits of Thousand Eyes Platform
Hi All, Thousand Eyes is an intelligence tool and has exceptional scope for Monitoring Application Performance. I have worked on End User Monitoring, Enterprise agent, Application performance, Endpoint agents features. It was quick in implementing an...
Disable SNMPv3 on IOS XR
I have an 8000-series router running IOS XR. I need SNMPv2 to work, but by default that enables SNMPv3. I need to explicitely disable SNMPv3 without disabling SNMPv2.ACLs don't seem to work on the SNMPv2 configuration line. ACL'ing the physical in...
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