Routing

Hello everyone,In former times updating a router or switch was quite simple. Pushing the new image to the device, change the boot variable and then let it reboot with „reload at …“ when convenient. Of course this could cause trouble if you weren‘t ve...

 Cisco 4431 router gi 0/0/0 interface is connected to broadband router and is configured to get IP address from DHCP. Broadband router is DHCP server. Negotiation auto and ip nat outside is configured.I can see 192.168.1.7 ip is assigned to Gi0/0/0 i...

Hi Recently we have been experiencing crashes with our new router. The error isLast reload reason: CpuCatastrophicError. Does anyone know of a bug in these routers. Our version isVersion 17.06.03a   Thanks

hello experts,I am facing a simple but annoying problem.....After I changed customer router to CISCO 2911 from H3C firewall, the WAN interface can not ping its gateway after about 10 minites, I do not know why.it works well before I change the device...

Hi,When i trying to use system mtu routing  on a Cisco IE 3200 I get a message that tells me routing is not found. Have cisco delete this? and should I only use system mtu and skip the routing?

Hello.Below are logs from CSR_1000v.What is probably causing below EIGRP neighbor adjacency flapping?May you please suggest the best commands to troubleshoot below?Thank you!(obfuscated)...*Jul 10 16:48:46.961: %DUAL-5-NBRCHANGE: EIGRP-IPv4 1: Neighb...

Hi All, Please help to get solution for below query :We have our own Public IP pool of /24 subnet and ASN.  02 Routers connected with 02 Different Internet Service Providers and both the routers are connnected with iBGP also at LAN side. Eg :Router-1...

 Hello,Do you have a documentation to reset the cisco without the password?I do like this:I go into the rommon and I type confreg 0x2102 and then I type the reset command.Is this correct?

What happens if we put ip nat outside and ip nat inside BUT we DONT put  ip nat inside source list 1 interface FastEthernet4 overload!access-list 1 permit 192.168.1.0   0.0.0.255 From my logical understanding, if you configure NAT on the interfaces, ...

Kindly advise what is the best way to connect a layer 3 core switch like cisco 9500 or aruba 5400 to cisco 4451 deployed as internet&voip router. Should i configure the interlink on core switch side as trunk allowing all vlans with mgmt as native and...

Hi all. I`ve a problem with the offline licensing of all my ASR9K (IOS-XR 7.7.2) License reservation and registering on Cisco was without some problems. Done with "cookbook" and received a license file. After downloading the file onto the harddisk on...

Hi everyone, im new to the community and hope im posting this in the right spot. I have some Cisco experience, but am admittedly limited in my knowledge. I recently got hired into a small company as a tech assistant, and quickly got thrusted into the...