Other Network Architecture Subjects

EIGRP Update routing table

Hi All, I have the following situation; ii have the cisco 2911 router has layer 3 etherswitch module; the router is running EIGRP routing protocol, this router has backup sat link to a terrestrial line. the etherswitch has vlans and an internal tr...

Installing APIC-EM in AWS

Hello Is there a GitHub repository to download and set up APIC-EM to an AMI instance in AWS?

can see the neighbors but cant Telnet or ping

i connected three Routers by using a hub 1700 Router2500 Router2600 Routeri go to 1700 Router and want to access the two other routers. by using sh cdp neighbors command i can see just Router2500 but cant ping or telnet it....what could be the reason...

Resolved! Unable to copy iOS via tftp in Cisco 2900 series router rommon mode- TFTP error 1 received (File not found).

Hi Guys.. I am trying to copy an iOS image via tftp in rommon mode for a Cisco 2921 router. It shows the error message " TFTP error 1 received (File not found)." I think it is because the Gigabit 0/0 port is not up. Is there any steps to turn that...

Problems with DTCC - Cisco uBR 10012

Dear, I am testing a cmts ubr10k that we buy and is experiencing something unexpected. after something around 1 week connected the two DTCC cards have gone out, there is no led on, not even the power. it looks like the plates burned. I saw a fuse in ...

Resolved! ISE CIMC accessible, but not its interface

I am new to ISE system. There is a HA pair of ISE and one is down/not pingable. Interface is up and i can access cicm via ssh but web just shows the bar after entering credentials. Don't know how to proceed.

Remove Primary Subnet alone in a interface vlan that has a secondary subnet

How to remove a primary subnet alone in a interface vlan that has a secondary subnet Example see below interface Vlan2 no ip redirects ip address 10.1.1.2/24 ip address 10.1.2.2/24 secondary ip ospf passive-interface ip router ospf 1 area 0.0.0.0 hsr...

Resolved! MPLS: What type of connection is provided to me?

This seems like a dumb question but, when I hire an MPLS provider for a private 3-site network, I understand they will provide me with a Label Edge Router that terminates the MPLS connection. But what is this MPLS connection? Is it DSL? Is it even co...

Site to POP interconnection

Hello, We have a POP in which we are going to buy 10Gbit from a provider,we will connect three sites with three 500Mbit circuits to this POP, three circuits could be a Level 2 trunk or an MPLS circuit, but this will give me confirmation. The three si...

Resolved! Can Cisco ISR-4431 replace a Juniper SRX-220? Recommendations?

I'm planning some infrastructure upgrades for our organization which includes upgrades to our LAN and our ISP service. In our LAN I'm scoping out the capabilities of the Juniper SRX 220 to determine whether an upgrade or replacement is in order. Ob...

Quiescent interfaces within EIGRP on an MSFC

I have been presented with the following output from the command'show ip topology summary'I am very interested in the Quiescent interfaces and what this really means. Interfaces that are quiet or doing nothing?I can not find much information on this ...

PAT issue

Hi there, I would like to ask you about something really strange on my router c4431. IOS is 3.13.04.S, MD, not deferred. I have multiple PAT configured as example, with pool of two public address ip nat pool NAT_10 xxx.32 xxx.33 netmask 255.255.255....

Replace old WAPs with new WAPs within campus maps in Cisco Prime Infrastructure

Good Day All, We recently upgraded our wireless infrastructure with new Cisco WAPs. Of course, now all our original WAPs on the Campus Maps are showing dissociated. We did a one for one replacement and didn’t change the locations on the new WAPs. H...