Finding accurate answers to your questions and issues is always gratifying, but what if these answers are shared globally across different languages? The Cisco Community team has been working on a proof of concept (PoC) to take Accepted Solutions in...
I have a 3850 L3 core switch with VLANs in three different routing domains (global, vrf Inside and vrf DMZ). My DNS servers and other resources are in global VLANs. Hosts in each of the two vrf's need to be able to connect to DNS servers in a global ...
Dear all, Currently I am investigating the following restriction more detail. In my understanding if this restriction is for GRE Tunnels, IPSec VTI is exception right? because VTI does not use GRE header and so on. ################### [Cisco IOS I...
Hi all, My organization has been recently flirting with the idea of deploying mpls for one of client's with multiple sites.Can anyone here please, provide me with a documentation on how to go about this: From the ISP vantage point to the Client's.I k...
I'm moving my 4331 from storage with a previously known-good config to a new facility. After making the needed changes for the ISP side of things at the new facility, I'm not able to reach the WAN from anything on the inside. The router itself is ab...
Hello, I was wondering if DR have FULL relation with all other routers BDR and DR-OTHER, then what relation is between the BDR and DR-OTHER ? Is it also full or its 2WAY and it is switching to FULL when BDR becomes DR ?
Hello I recently performed an ios upgrade to run c3900-universalk9-mz.spa.157-3.m3.bin and was wondering if it can be verified that by default this IOS version would block smb ports 135-139 & 445 I am aware of the potential security risk having t...
Hi guys im trying to understand how Cisco MPLS networks works to do so i use )) GNS3i built quite a simple topology below So IOU9 and IOU10 advertises networks 9.9.9.9/32 and 100.100.100.100/32 they should be able to ping each other.On IOU5 and IOU10...
Hi guys Im having an issue whereby my DMVPN has peered with my spokes and OSPF neighbors have formed adjacency but for some reason the routes are not showing on either end. When I look at the database I can see them but not in the respective routing ...
Hi, I have a Cisco CGS 2520 16S 8PC switch that is connected to some external relay via the alarm port. With only the RPS alarm enabled it works perfect and the LED on the switch and the relays reset when power is returned to the switch. The issue...
Greetings,So, I have traffic from the LAN side:interface GigabitEthernet0/0/1.10 encapsulation dot1Q 10 ip dhcp relay information trusted ip address 10.x.x.x 255.255.255.192 ip helper-address 10.y.y.y ip policy route-map mymapthat needs to be routed ...
How to connect to the internet with cisco 891F?WAN port：G8LAN port：G1PING between the LAN port(G1) and this router arrives.I sent a PING from the router to an external address, but no reply.I think that something is wrong with WAN (G8) configuration....
I'm new to the cisco WAPs and this is killing me -- so pleae forgive my ignorance in advance. I've got three cisco 2802i's running 8.5.135.0 and mobility express. I'm running a vlan trunk to each wap with the following setup: vlan 2 -- native v...
Hello community, i have one issue with EIGRP fllaping can any help to fix this issue bellow the debug logs : EIGRP Packet debugging is onRt888#Dec 4 12:01:16.666: EIGRP: Sending UPDATE on Di0 - paklen 0 nbr 10.255.255.72, retry 15, RTO 5000 tid 0Dec ...
Good afternoon, We have two 3850 switch stacks:Switch Stack A, Switch Stack B, and our 2 core switches There is a connection between Switch Stack A and Switch Stack B -----Stack A Config----- > Connects to TenGigabitEthernet1/1/3 on Stack Binterface ...
Hello i am having real trouble configuring a network with 2 ISP routers connected to one router, each ISP router has a DNS server + ntp connected. I need to test if the server fails or the link to the server fails, then connect to ISP2 instead thus i...
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