Routing

Resolved! Does Cisco 1941 ISR come with default configurations from the Factory

HI People, I want some confirmation, does the cisco 1941 router come with default configurations similar to the below configuration or not ? yourname#show running-configBuilding configuration...Current configuration : 4952 bytes!version 15.4service t...

Resolved! Destination NAT network and source NAT on ISR

Hello. I have an ISR 1117 running IOS-XE 17.1 that has an IKEv2 tunnel to a hub site. The ISR is connected to 3 internal networks via L2 trunks and the ISR has an SVI for each network. All networks can be summarised to 10.0.0.0/24. The individual net...

Resolved! How to verify if your BGP Peer is receiving your advertised-routes?

Hi, Is there any Cisco Router command that will verify if your BGP peer is receiving the the routes you are advertising?With #show ip bgp neighbor x.x.x.x advertised-routes - you can check the routes you are advertising. But you have to go to the oth...

Setting BGP community for Generated Prefixes

Hi guys! I've worked with JunOS in the recently past, and now I need to set community at the aggregate prefixes generated, to classify the summary level (based in length mask). I tried to use "attribute-map" unsuccessfully. The IOS is the "L3-ADVENTE...

LTE High availabiliy required

Dears,we have 15 Router Cisco Router C1111-4PLTEEA with one controller and 2 Sim SlotSlot 0 (x ISP )Slot 1 (y ISP )We need to make X ISP as the main Connection and Y ISP As Backup connection and as per cisco slot (0) is the primary connection and we...

Weird DNS query/NAT

I'm still trying to get info from a vendor on this and why it is, but has anyone ever seen a DNS A record query for (w/o quotes) "-.-" Literally that's what the app is querying for. The thing is the app is querying to the vendors server not to any pu...

Resolved! how to assign multiple ip addresses to a cisco router interface

hi i have 10 private ip address i want to assign them to one interface on my router and then use nat to pat some of them and also static nat and port forward the rest how can i achieve that i have a 4331 router

Communication between 2 instance in a Multi Instance setup

Hello, I am planning to configure a multi instance setup where one instance will be prod and the other instance will be for non prod.. i understand that i have to configure port channel sub-interfaces in the firepower chassis and then allocate them t...

Resolved! What's the benefit of LDP?

I've been reading up on MPLS and LDP and, as I understand it, LDP is just another forwarding table that replicates the IGP forwarding table. For example, if you're running OSPF or IS-IS, LDP just takes whatever prefixes are learned via the IGP and bu...

To share router information

Hi everybody, I have a Cisco router connected to Linux server. I access to the router using ssh connection from the server (is not possible to change this). After to access to the router, I get different information (interfaces status, pings to diffe...

Looking for assistance on STUN configuration / troubleshooting

I am configuring 2 2811 routers for STUN. I am using these to prove we can do what we need to do will work before purchasing newer hardware. We no longer have these routers under support, or I would open a TAC case for them. Both routers have 2 HWI...

Question about Multicast with Anycast-RP and/or MSDP with 4 or more Nexus switches

I haven't found anything recently that really addresses this design question. There are several good papers on implementing Anycast-RP on a pair of Nexus switches, but I haven't found anything that talks about redundancy between data centers. If a c...

RV340 not releasing any IP Address for new devices

I've recently started having issues with my router not releasing any IP Addresses for anything new that connects. I have to type in every new device with a Static IP or it doesn't connect at all. I've restarted the RV340 a number of times already and...

Catalyst 4500 Session Timeout

Looking for some help in a unique routing scenario. I have 2 hosts on separate subnets that communicate with each other. Right now they can and everything works until a timeout issue shows up. Unfortunately the software these two hosts are running as...

Resolved! EEM script to generate dummy syslog logs.

Hi, Need help with EEM script for cisco routers and switches to generate dummy syslog log and sent it periodically to IBM Qradar sys log server. Due to no activity from the switches and routers, the syslog server is considering the routers and switch...

Routing

Forum Posts

Resolved! Does Cisco 1941 ISR come with default configurations from the Factory

Resolved! Destination NAT network and source NAT on ISR

Resolved! How to verify if your BGP Peer is receiving your advertised-routes?

Setting BGP community for Generated Prefixes

LTE High availabiliy required

Weird DNS query/NAT

Resolved! how to assign multiple ip addresses to a cisco router interface

Communication between 2 instance in a Multi Instance setup

Resolved! What's the benefit of LDP?

To share router information

Looking for assistance on STUN configuration / troubleshooting

Question about Multicast with Anycast-RP and/or MSDP with 4 or more Nexus switches

RV340 not releasing any IP Address for new devices

Catalyst 4500 Session Timeout

Resolved! EEM script to generate dummy syslog logs.

Cisco + Splunk: It's a new day for your data.

Speed & Tech: Unveiling the Cisco-McLaren F1 Partnership

Congratulations to all the August-October 2023 winners!

A new chapter of the Spotlight Award begins!

Announcing Resources That Guide You to Success

Understanding Routing Protocol Extensions in SSO/NSF, GR, and NSR

Service Containers networking on ISR 4351

Bandwidth in SR-TE policy

I encountered an issue while activating the smart license.

IS-IS NSEL

RV345 Port Forwarding - Duplicate Ports

A question about HSRP states

Replacing the 1841 Router

Spoke to Spoke broadcast communication does not work (for lan hosts)

Can't ping Router to Router and Host in a different VLAN