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I am currently taking the DevSecOps course as an instructor, but my CCO ID does not have the NetAcad Maintenance Contract linked to download the CSR1000v ISO at software.cisco.com. How could I access the IOS?
I have 2 c3750Es running routing sharing a common vlan [vlan71]. Connected trunk interface set to MTU 9000. When I ping from one to another using extended ping; size 1501; source IP and df-bit set it times out [but 1500 works]. What am I missing?
Este tópico descreve como o DHCPv6 opera.O DHCPv6 opera da mesma forma que no IPv4, com estas exceções:O cliente primeiro detecta a presença de roteadores no link.Se encontrado, o cliente examina os anúncios de roteador (router advertisements) para d...
Este tópico descreve os objetos e registros suportados pelo DNS em redes IPv6.Objetos Suportados pelo DNSExistem duas questões de DNS para o IPv6:– Suporte a registros IPv6– Suporte a transporte IPv6 Existem vários tipos de objetos DNS:– AAAA, A, PTR...
We had to abort a production deployment of a Meraki cloud-managed Catalyst 9300 stack because the configuration is lost after a reboot or power cycle.The stack has two C9300-48UNs and four C9300-48Ts running IOS XE 17.18.4.1. It works normally until ...
I got an inter-fabric link to work between an External and Inter-Fabric Connectivity fabric and a Data Center VXLAN EVPN - iBGP. Now what I need is to create a link between two External and Inter-Fabric Connectivity fabrics, but the the option to cre...
anyone who has encountered challenges upgrading ESA's Async OS to 15.5.5-014 ? on my case I keep getting an error message:ESA upgrade process fails with: “Failure downloading upgrade list: Failed to authenticate with manifest server,”
Hi Cisco Fam! I am trying to implement a custom Web Authentication (WebAuth) page for a guest captive portal. I downloaded the bundle from Cisco Software:https://software.cisco.com/download/home/286316412/type/282791507/release/16.10.1Additionally, I...
According to the below URL, for ISE 3.4 and 3.5, AWS EC2 instance type m5.4xlarge is not supported for medium deployment as an admin node. However, I don't see any issues installing or operating the admin nodes with this instance type, and the CPU/R...
I am having issue with my VPC in NDFC Lab.Remove from interface group option under more is greyed out. when i go to policy and search the policy attached to the port channel. it gave me error.tried to delete the port channel member interfaces but sam...
I am trying to download to the CML-Free .iso and .ova files but unable to do so.Whenever i try to dowload, it gives the below message, even though i have already added the address in my profile-Thank you for registering with Cisco.com. In order to co...
Hoping someone can help me. I re-installed packet tracer 9.0 and now I cannot open completed PKA files.When I try and open them, packet tracer asks me for the User Profile (Name and E-Mail). None of the completed network shows up. It seems that pack...
Hello everyone.There are two structures; the space separating them is roughly 750 m. I want to move internet service and DVR information from Building 1 to Building 2 using Cisco switches and a G.657A1 single-core optical fiber cable, as illustrated ...
I ran into an issue where I purchased two C9105AXI-B units without realizing they require a controller. For my application I am looking to have two C9105AXI-B connect with each other and no other devices. I found the following article that explains ...