Hi, I have two layer 3 switches and each have a WAN connection connected. currently each switch is using the direct WAN connection as primary so I thought I will use variance 2 so that each switch can use both links. however, after applying variance ...
we need to do a continuous ping a Public ip from a source interface of a ISP faciing router. Any script or probing tool to help with this
We have a collapsed core network, with some 4500s as our core node layer. I changed the Data and Voice VLAN IDs around to be the same across our network along with their SVIs. However, we have one switch that connects to two core nodes. one of the 45...
Found old logs on our Cisco ASR 1001X Version 15.5(3)S2%IOSXE-3-PLATFORM: R0/0: kernel: /auto/mcpbuilds21/release/03.16.02.S/BLD-V03_16_02_S_FC2/os/linux/drivers/binos/cpld/cpld_1ng/cpld_1ng_i2c_adapter.c:cpld_1ng_i2c_hw_ctrlr_master_xfer (line 382)...
I have two sites A and B connected by T1 line. Site A has another T1 line connecting A-C and Site B has another T1 line connecting B-C. I want to eliminate one of the T1 lines B-C so I need to route the B-C connection from B-A-C instead using the T1 ...
Dear Members,I've a unique case for one of my customer to discuss, He wants to configure DHCP on Cisco router as dhcp server.his address range are crazy. But he doesn't want to touch / change network right now cause production is live and he can't af...
Say I have a environment runs PIM SPARSE-DENSE mode currently with autoRP configured (but no router has ip pim autorp listener configured). I need to add new L3 device into this environment and replace the existing RP router. But the challenge is tha...
Hello, I was just doing a simple configuration on this topology to see if one side is down in my case (P router) then I should be able to access internet through (J router). After trying so hard I was not successful. Can somebody please help me? I do...
Hello all, We came across a really bizarre issue. We have been doing wireshark captures to determine why were are getting outages. We have devices that are basically getting hit with mutlicast traffic they did not subscribe to and when this happen...
Here is a OSPF topology without a individual router that specifically runs a area 0. I couldn't find an example like this with Google search, so hopefully it works for someone that searchs kinda design. Best regards.
Hallo,This is a rather basic question but I will ask it anyway I copied the working running configs from a faulty 891 Cisco router to another one. Initially, it didn't work (clients were not getting an IP even though the VLAN was pingable) and on tr...
hi, during shaping policy config, router itself calculate bc based on cir. And there is a minimum value of bc .... it is calculated based on tc of 4ms. Is it possible to use lower value of tc .... so bc could be smaller? br
Are there any different requirements or variables when Configuring OSPF Key Chain auth from IOS to Nexus vs IOS to IOS? I am having issues doing just that on Nexus to IOS. All the configuration options are present on both OS however the authenticatio...
Hi. I haven't touched Cisco IOS devices in a few years, so maybe I'm just rusty. Anyway, a customer of ours has a Cisco 891 router on-site which I need to be able to manage remotely. I can SSH into it from the inside but not from the outside. The WAN...
Hi,How to configure a router interface to allow a specific VLAN traffic only...I have added an image in which I need to allow VLAN 2 &3 through the gigabit link and VLAN4 through serial link....
