Hello fellow networkers I have an issue with my newly purchased relatively old router. I have to confess that I feel embarrassed that I have to post this kind question over here as I recently past my CCNA. So the issue is that I can ping internet f...
Forum Posts
I am unable to use my PAC license that I was given to me because the router only accepts smart licenses.I am unable to remove smart license and install the PAC. Unable to use command: license install stored-location-url
Hello all,I would like your help, explaining why BGP picks the best path for the following situation. Please see the diagram. R1-R2-R3 are EIGRP neighbors. R2 and R3 are eBGP neighbors with R4.Both R2 and R3 learn about the 1.1.1.1/32 prefix from R1B...
Hello, a bit of a general question. If I have a machine (IP addr 192.168.2.8) connected to a port configured like:interface GigabitEthernet1/0/1switchport access vlan 2switchport mode access it just seems to work fine. If I configure a port like this...
Resolved! ISR1100 Unable to upgrade ios.
What I am trying to do is upload the new IOS to the router.I have done this before on a ISR4321 when using TFTPD64 on my computer. I am a complete beginner and I am not sure what other options I have to get the IOS uploaded to the router. I connect a...
OK, I don't know if it's the covid stay at home has my brain fried or I'm just overthinking this. I have a main distro switch with about 30 VLAN's on it and it is the gateway for most of them. i.e. each VLAN has an interface IP assigned in this switc...
Hi there, Could someone please assist with the network configuration for opening up ports on our Cisco Router for Cisco Cloud Email Security? Below are the ports need to be opened in our Firewall for the Cloud Cisco Appliance to talk to our email box...
Resolved! Layer 3 Interfaces and STP
Currently learning for the CCNA Exam and there is a thing that i dont understand (and probably highlights another deficit):Why does a Layer 3 Interface not need STP, it still has a MAC Address and uses Layer 2, why is there no danger of a layer 2 loo...
I have purchased a bunch of Cisco 4221/K9 and have done so in the past but for some reason, this bunch when I boot them up brings me to a username and password prompt which I have never seen before. Usually, when they boot all the way up it brings yo...
Dear all, I'm actually having some trouble trying to figure out how could I handle the move of a line with a customer using Multicast routing. I tried to synthetize a bit with the below diagram. Here is my problem : I actually have traffic from Mult...
hi ,everyone .my router is isr4321 with Cisco IOS XE Software, Version 16.09.03.I setup the nat hairpin ,but the lan user can't access the internet and the nat hairpin can't normal work.please help.code follow: Current configuration : 4878 bytes!! La...
Looking to verify if the A9K-MOD80-SE module is hot swappable in an ASR-9006? We have a maintenance coming up to install a few A9K-MPA-20X1GE modules in a A9K-MOD80-SE. Are these hot swappable? I've reviewed the MPA-20X1GE as yes, but I can't find...
So in this lab, BGP neighbor 5.5.5.5 stilll show 2.1.1.1 BGP route that i am trying to filter on R2 below. Not sure what I am missing. I tried just using /32 or /24 for loopbacks but that did not help so...Also cleared neighbors after changes. interf...
Resolved! BGP Route Reflector
In the following configuration, INTERNAL1 and INTERNAL4 are RR and INTERNAL2 and INTERNAL3 are clients. I am not able to see the routes 20.1.1.0 and 10.1.1.0 on INTERNAL3 and 30.1.1.0 and 40.1.1.0 on INTERNAL2. 10.1.1.0 is connected to fa0/0 of ISP1,...
Resolved! Help ! router cisco 880G SIM card slot
Hi Can some of the cisco's expert help me ?I would like to know if the cisco 880G recognised automatically any slots when i insert the sim card ?Or do i need to configure the slot before i insert the SIM card ?Thank you veru much h...
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