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Forum Posts
Resolved! L3 over VPC with 2 vpc domains
Hello,So the question is what the best practice to use L3 over VPC in a 2 VPC Domains port channel? I will have 2 77k nexus with 2 VDC an i dont have enough port to separete l3 link for full mesh and for l2 portchannel, i just add a image.how should ...
Hi, I have a question. Can 3rd party devices such as Mellanox Switch (MLAG) communicate to Cisco (non-VPC VLAN)? I know that Mellanox MLAG PO (e.g. PO 300) can talk to Cisco vPC PO (e.g. PO 300) as it is proven. However, if the Cisco carries non-vPC ...
Setting up Linux (CentOS) workstation as a development environmentAs per page 8/10 at https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/8,'sudo yum install -y docker-ce' resulted in:package docker-ce-3:19.03.12-3.el7.x86_64 requi...
Setting up Linux (CentOS) workstation as a development environmentAs per page 7/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/7,Permission denied on creating application shortcut for Postman on the Desktop as sudo
Setting up Linux (CentOS) workstation as a development environmentAs per page 7/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/7,/opt/Postman/Postman can't be linked to /usr/bin/postman -- > file exists
Can anyonone please help me. 2 Questions I wanto to classify packets via DSCP EF tags and set the COS value.class-map type qos match-any CLASS-DSCP match dscp 46policy-map type qos TRUST-DSCP class CLASS-DSCP set qos-group 7 set cos 5interfac...
Can VLAN be part of extended-vlan in OTV? i.e. interface G0/0/1 description {Facing switch inside} service instance 1 ethernet encapsulation untagged bridge-domain 1 interface overlay0 no ip address otv join-interface GigabitEthernet0/0/2 no otv fi...
Resolved! Cisco Hyperflex installation
Hi , I have to do install an HCI with 5+1 nodes . It's and standard cluster . Please provide me helpful document to go through.
Setting up Linux (CentOS) workstation as a development environmentAs per page 5/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/5,[qaswar@localhost ~]$ sudo yum install -y nodejs came up with the following error:Node.js Pa...
HelloI want to create test environment so I want to use Cisco 2800 Router + HWIC 16A module to do this.I will connect devices (switches etc.) via octal cable to router. I already configured router and i'm able to connect to devices via lines. I know ...
Setting up Linux (CentOS) workstation as a development environmentAs per page 5/10 @ https://developer.cisco.com/learning/modules/dev-setup/dev-centos/step/5,python is linked to Python 3 in venv but python -V doesn't give result python 3.6.9 (the fir...
Configuration for Extended Session: SPAN Configuration=========================================================Nexus(config)# interface <enter interface where you want span (dest)>Nexus(config-if)# switchportNexus(config-if)# switchport mode trunkNex...
Hi, What is the recommended process to migrate an ASAv from one host to another but using local storage? Do I need to disable failover or even shutdown the VM? Is there any different recommendation based if the ASAv is the primary or standby? From w...
I have two Nexus 93180YC-EX (NX-OS 7.0(3)I7(3)) whit HSRP configuration. I need to configure a static ARP in the vlan interface for NLB to work, but when I tried it, I got this error: Invalid MAC address. Multicast MAC address cannot be used. Thi...
Hi,Can someone help me have a general design architecture of a DC from a security perspective?as of the 3tier architecture design mode, can we have the same from a security perspective? as what protocol should be implemented at the core layer , which...
