Hi , i am new to cisco world , i have applied the above scenario ,OSPF is running on all routers i am trying to gain access to the network 26.10.10.0/24 as through NAT from other networks .but R1 is not performing A Nat it is performing a routing ins...
Hi,I set up a LAB with 4 routers using BGP. I have a prefix list and a route map for two networks and linked them to the BGP configuration (to change the metric to 90)Why is Metrix 90 displayed for all routes? The metric should only be changed for 1....
Learn about the types of interfaces that enable and work with NBAR. Specifically, the command to be input is "ip nbar protocol-discovery". The model is the Catalyst 9300 with IOS-XE version 17.12.4. The setting is included in the Trunk port and the m...
One of our customer's ASR-920-24SZ-M had been running for a while until the ports suddenly went down and this error message shows up in the error log: 000191: *Jun 5 16:31:42: %IOSXE-3-PLATFORM: R0/0: cylon_mgr: PacketProcessing ASIC0 to FPGA Links...
Having issue with eBGPv6 flapping. A few of the similar eBGPv6 sessions having this same issue of constant flapping. Ping is clean and no packet loss. IBGPv4 is stable. BFD key chain is the same on both ends. Appreciate from you guys who can share th...
Hi,Let's say you have to migrate L3 device. We all know preparation for this can be very cumbersome to do. I would like to hear your experiences, including:1. What is your thought process when you have to prepare for migration? 2. How do you approach...
In my setup, I have 10 VLANs that all need internet access. The issue I encountered is that only one VLAN is able to reach the internet using its next hop to the firewall. I tried configuring 10 separate default routes for each VLANs, but while I was...
HiOn GNS3 I'm creating a campus network to practice for CCNP. However, I'm using router images for the switches and is doing my head in, so thought on using proper L2 FREE Cisco images if there are any.Which image would you recommend to manually crea...
I am using a Cisco C1111 ISR w/ 2 L3 interfaces, 8 L2 interfaces. Interface Vlan601 currently has an IP address assigned to it. I would like to use DHCP to assign the IP address to this interface. However, when I change it to DHCP, the MAC address in...
Hi Everyone,I recently set up a lab in GNS3 to simulate the EIGRP routing protocol, connecting two ISPs across two sites.However, I’m encountering a loopback issue based on the trace outputs (the Config files in attachments).I would appreciate it if ...
cant copy the config files from these swicthes... error logs DC1XCIK1#copy startup-config tftp:Address or name of remote host []? 192.168.19.8Destination filename [DC1xcik1-confg]?!.....%Error writing tftp://192.168.19.8/DC1xcik1-confg (Timed ou...
I'm just posting this here for the future benefit of the Cisco community, and mainly to make this solution visible on Google searches.Background information: Anybody who operates Cisco cellular equipment at scale will be aware that no matter how much...
Hi Team,I have issue on aaa configuration in cisco 1100 ISR router.Kindly help me and send correct configuration.Thnaks
Hi AllCan anyone shed some light on the key differences between the 2 licences on the Cisco Catalyst 8k routersCisco Routing EssentialsCisco DNA EssentialsWe run autonomous type Cisco routers and don't use or require SDWAN, we have ipsec tunnels, GRE...
Hello community,I recently attempted to upgrade my ISR router to the latest version but encountered an error stating:"Failed to boot file bootflash:isr4300-universalk9.16.09.06.SPA.bin"This occurred despite entering the correct commands.The current v...
