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...
Forum Posts
Resolved! EIGRP Lab Loopback Issue
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 ...
Hi all,I'm re-using a ISR4431 that was in stock for some testing, and noticed it's got rather old IOS-XE image, so started upgrade process following the steps here which had worked many time in the past.Cisco ISR & ASR 1k Routers: IOS-XE/Firmware Up...
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've kind of simplified the reality here a little bit, just to kind of get to the heart of the matter:We have a main office on network 192.168.0.0/16 and a branch office on network 10.19.0.0/16. The main office has a static public IP address on its e...
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...
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 , 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 guys,I currently have 2 routers doing eBGP to advertise our public subnet /23 to the internet at Data Center 1 (DC1). There is an iBGP link between these routers, DC1_ASR1k_A and DCAS1k_B. The DC1's topology below is working well today.Due to netw...
Hi Team,I have issue on aaa configuration in cisco 1100 ISR router.Kindly help me and send correct configuration.Thnaks
username <user1> privilege 15 password 7 <ENCRYPTED>!line con 0login authentication console!aaa authentication login console local Can someone explain why user is not given privilege 15 access when he consoles in?Is there any command to check privile...
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...
Resolved! problem while Upgrading ISR 4331 Router
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...
Dears, Could you please help me I'm trying to configure two services on the same Cisco interface (GigabitEthernet0/0/6) using the default encapsulation. I'm using a Cisco ASR920 router. "I'm having trouble configuring two services with default encap...
I am not able to downgrade Cisco Router NCS540 IOS-XR from 7.9.2 to 7.7.21 (recomended in Cisco Downloads site).RP/0/RP0/CPU0:dc-borda-2#show install log 73Thu Oct 17 15:35:29.572 -032024-10-15 11:14:50 Install operation 73 started by root:2024-10-15...
