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Resolved! Can ping subnet from router but not from PC

I've just configured a new internal subnet which I can ping from the router but I can't ping devices on the subnet from my computer. I have other subnets configured and they work fine. For example:WORKS - can ping from both router and PC:interface Gi...

Resolved! Advertised /32 in /24 LAN subnet

Hello,I am trying to do a basic thing but it's not working. I would like to adverstived only IP address that is included in my LAN subnet. :interface GigabitEthernet0/0/0.10encapsulation dot1Q 10ip address 255.255.255...

jean1 by Beginner
  • 24 replies
  • 0 Helpful votes

Resolved! ISIS + Segement routing

HelloI worked for a carrier network ethernet, we have more than 80 nodes (Cisco NCS 5500 and ASR 920), all these nodes run ISIS/LDP/MPLS in order to deliver MEF services like E-LINE, E-ACCESS.I heard about segment-routing, I have setup a lab in order...

Resolved! Which version to upgrade to

We are hitting this bug on ASR 1006-X: But we are running the suggested release 17.03.05 which is neither in the affected or fixed releases. We suspect that it is affected but maybe bug isn't up...


Hi Guys I finally decided to take the last exam to get the CCNP certification, ENARSI, and I have 5 months to prepare it, I hope it is enough.My question is about how to practice troubleshooting and the different subjects included in the exams I work...

raulisess by Beginner
  • 5 replies
  • 0 Helpful votes

Using iBGP over OSPF within LAN

Gentlemen,We have a multi-vendor setup in our datacenter(Silverpeak for SDWAN and Cisco Nexus devices). What could be the reasons that we should deploy iBGP over OSPF within LAN in the data center? Thanks 

PAHEE87 by Beginner
  • 7 replies
  • 0 Helpful votes

Resolved! Dual SIM Configuration and Failover

Hallo,I have a C1126-8PLTEP ISR router with DUAL SIM capabilities. I would like to configure it such that I when the primary SIM fails, the secondary takes over. What is interesting is that I have created a controller profile for the primary interfac...

JoyWN by Beginner
  • 5 replies
  • 0 Helpful votes

Inter-vlan routing help

I can't ping my directly connected router from my switch and I can't figure out why. I'm just learning how to do all this stuff so please have mercy on me. This is in packet tracer btw. Here are my configs: Switch 1:Current configuration : 2623 bytes...

Bell-ah by Beginner
  • 7 replies
  • 0 Helpful votes

Dual WANs and your own Class C

Hello,Looking for help in setting up ISR 4351. We have two locations. Each location has: 1. An ISR with 3 physical interfaces2. Have /30 from ISP1 (x.x.x.x/30)  and ISP2 (y.y.y.y/30)3. Have /24 Class (z.z.z.z/24) from ARIN that we are dividing in hal...

kenpaul by Beginner
  • 9 replies
  • 0 Helpful votes

ISIS metric delay

HelloI want to configure ISIS protocol with metric based on delay or bandwidth+delay.I read a document which is not cisco official, below is the point that I saw: IS-IS uses an arbitrary cost for its metric. IS-IS additionally has threeoptional metri...

Resolved! Can't ping outside from inside via ASA firewall

Hi all, I'm still getting to grips with Cisco so please bare with if this is simple or been asked before. I've been searching forums but can't seem to get it working still and it's driving me mad. I'm unable to ping the outside router (Endpoint - Cis...

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gilmiles by Beginner
  • 4 replies
  • 0 Helpful votes