Recently, we create WLAN, but we dont have any security now.But, we only allow user to surf web only... We try to deny all virus, worm, dos that attack router using tcp or udp port.I found a lot of port number at norton website.. Is anyone know the ...
Forum Posts
Resolved! Nexus 9K iBGP
I have 2 Nx9Ks each with a VRF to an Internet provider. I want the 2 Nexus VRFs to advertise/reflect the routes they learn from their connected ISP to the other VRF over iBGP. I have followed the NX-OS configuration guide and cannot get this to work....
Hello,I would like to be able to access port 22 of Router1 10.0.1.1 from WAN IP A.B.C.D which is on Dialer0 of Router0 (10.0.1.2).From LAN 192.168.1.X I access port 10.0.1.1:22 of Router1.From the WAN it does not work using ip nat inside source stati...
How can I configure Telephony Service Using 2901 Router at Cisco Packet Tracer. I'm doing a project using Cisco Packet Tracer and I'm using Cisco 2901 router but I can't configure telephony service at this router. I need Help.
Hi guys,this is a strange issue and even ISP can't fix it because they don't know what to fix and blame it on my router.Router 1941, working with no issues except one but I don't think this is a router issue.My WAN IP is 103.35.xx.xx and I can access...
Hello, I would like some help for this VLSM subnetting. Classless subnetting I still haven't gotten down yet, but classful is easy enough since you use the same sub mask.So it gives me an IP: 192.168.1.0/24and it gives me 2 hosts: Router 2: 30 hosts ...
Resolved! Flexvpn Spoke to Spoke
Hi, everybodyI have a simple Hub and Spoke Topology (one hub and three spokes). I changed the config to accommodate a direct spoke to spoke connection with a virtual template config on each spoke and NHRP shortcut. NHRP redirect on the hub. I have sp...
Resolved! Force switch to learn MAC address
This has been discussed before, but i did not manage to find a solid solution . Thing is that i just joined a company, and while some interfaces across various switches show as "up/up" (connected) the MAC address table is not learning anything there....
hi,just a quick question regarding the difference between smartnet contract vs warranty status. i used cisco smartnet portal to check the coverage on one of our device: https://cway.cisco.com/sncheck/i got a result wherein contract status: covered th...
Does anyone know if there is an airflow option for the 4451x? Currently, the airflow is back to front, which screws up my hot/cold isle rack layout. I pulled the fan module and it looks like the fans can probably be reversed, but without taking a scr...
Resolved! Can´t ping Router interfaces
Greetings I have a problem, and i dont know if my problem is due to the IOS. My problem is that i cannot ping my border router interfaces sourced its own other connected interfaces. Here is all the information: Border_Router#sh runBuilding configur...
Hi guys, first time asking for support because I'm lost and none of the help from all over the internet did not solve my issue. Router Cisco 1941 new 1Gbit link, all working except I can't get some ports working. I'm running BigBlueButton server on t...
Hi,I have 4 OSPF adj on one ISR Router with 2 separate linux boxes running quagga.I am getting the following messages in log repeatedly%OSPF-5-ADJCHG: Process 1, Nbr 242.0.0.0 on Tunnel11 from FULL to DOWN, Neighbor Down: Dead timer expired%OSPF-5-AD...
Hi, there I was tasked with Migrating the VLANs from s cisco Catalyst 2960-X to a Meraki MX86 Firewall and I wonder if I can get some assistance as I'm not super familiar with Cisco Switches, here are the VLANs to migrateinterface Vlan10 descriptio...
