Routing

PBR and IPSLA Tracking on Cisco 1941

I'm trying to configure IPSLA on my network such that if my primary network fails, the backup network network picks up. I have one router and two modems. The primary modem is connected to the GE0/1 port of the 1941 router. The router also has 4 Gigab...

QoS on ASR 1002x causes restart

Hey Guys, I'm planning for a service provider network QoS. My customer has ASR 1002x for its BRASs and has about 15k PPPoE users on each BRAS. In order to serve a better service to users, my customer decided to run QoS on the downstream traffic towar...

Resolved! 1841 Static IP Configuration

Hello, I have issue after configuring the static IP here's the IP subnet from ISP IPs: 51.39.10.42 - 51.39.10.46 Netmask : 255.255.255.248 Gateway : 51.39.10.41 and here's my router configuration Building configuration... Current configurati...

Resolved! AAA lock out recovery

Been working on activating AAA via RADIUS access to my Nexus and Cisco 3750 and a 2800 router. Works well but I did a change on the 2800 and now I'm locked out of it as I get authenticated when login in but the enable password (local) doesn't work ...

Resolved! MyACL (access-list) is not working

I need someone to look over this and help me, please. I have setup an ACL named "MyACL" (please see attached). None of those entries seem to be working. I can still access all those address'. So I've got something wrong... please advise. Thanks...

Resolved! ISR 4321 Ports & Configuration

Hello Everyone, I recently purchased a Cisco ISR 4321 router. My network layout requires me to put a firewall behind this router and have this firewall reachable via public IP address. My ISP has provided 2 ethernet hand-off with /29 network. I hav...

Looking for a replacement solution

Hello, I'm working on a project where we have to replace one BlackDiamond 10808 switch and NetScreen ISG1000 firewall. As you can imagine these are pretty old devices although they are solid and still working. So, we decided to look into Cisco as an ...

Resolved! Which command can show how many routes ASR1K has?

Hi In ASR1K, if we want to count how many routes it has when using command show ip route, we usually need to watch all the output result. But if it has so many routes, it is not easy to see and count all routes. Do we have some command to show the nu...

PAT not working on Cisco 1921 with LTE card.

Hi Guys,I am trying to get PAT working on a 1921 with an LTE card (SIM from my provider). The router is up, LTE is up, and I can ICMP 8.8.8.8 from the router. If i try and connect with my laptop however, absolutely zilch, and also 0 hits on my NAT st...

Drops Due to Buffer Failures on 2921

All, I am attempting to determine how to remediate drops that I believe are caused by buffer failures on a 2921 ISR. The relevant interface statistics are: Last input 00:00:00, output 00:00:00, output hang never Last clearing of "show interface" ...

Security Device Manager

Hi, I hope that someone can help.We have just installed a 871W ADSL Router.SDM Express works fine from my PC, however when I installed SDM from the CD, or from the download page of Cisco website I can't actually load SDM.SDM launcher works, connects ...

Resolved! inter vlan routing issue

Inter vlan routing not working. two different vlan workstation is unable to communicate.

Resolved! One ISR router, one ISP, multiple physical connections

I have an ISR 4451, in a very remote area, that is only serviced by one ISP, who provides IP addresses via DHCP based on MAC, and offers subscriptions of limited speed and limited monthly throughput. For this reason, we find ourselves wanting to get ...

High Input Error & Overrun In Cisco ISR4431 Router

Hi,We are getting high input errors and overrun in Cisco ISR4K router Gig port. we have replaced the cable and check with another Gig port but the result is same.Could you please help on this.Please find the attached show version and show interface d...

VRF based Traffic Shaping in CSRv

Hi fellows, is it possible to achieve VRF based traffic shaping on CSRv? Use case is to limit/shape traffic on a 10G layer3 DCI per tenants. (Each tenant has its own VRF). Is this even possible?