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...
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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 ...
Resolved! Routing Mystery - Help understanding
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...
Good morning, I've tried everything to delete a certain line in the configuration of a Cisco 4451 router. One of my colleagues was playing around with it I believe and he and I have been looking everywhere trying to figure out how to remove it. t...
Resolved! iBGP between Dual ISP Routers
Hello All - Refer the diagram attached. What is the advantage or requirement of configuring iBGP session between Router 1 and Router 2. learning prefix 10.1.0.0/16 in R1 using eBGP between R1 and R3learning prefix 10.1.0.0/16 in R2 using eBGP between...
I have a CISCO 3650 Switch with static IP address on VLAN7 - 207.32.40.45. I have a wireless access point configure using a private IP address of 192.168.71.148, 255.255.255.0. The wireless access point is connect on port 3. How do I get the static...
Hi folks, I've a bit of an odd scenario here, so hopefully this makes sense. I have VLAN 100 which is our Management VLAN. It runs between two ASR920s and is trunked to the rest of the network. The Management interfaces on these devices also connect ...
hi.my main problem is that I cant ping router own interfaces(mgmt interface or loopback) and it shows timeout. I notice that front of ESP40 module status led is red, and led CRIT is red too. Output command "show inventory" shows that: NAME: "module F...
