WAN, Routing and Switching

Get an insight into WAN, Routing and Switching latest Cisco Catalyst series, products insights, Configuration, Installation Upgrade, Troubleshooting, Product Information, Technology Information, Design-Architecture, and answers to 'How to's,' including on MPLS Router, GRE Tunnel, IPsec.

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Dear colleagues,I have one problem with CISCO1941. I configured DNS Server on my router and now I see a lot of events like:Feb 27 10:50:10: %DNSSER...
52 min 14 sec ago
Hello fellow networking engineers,I want to implement OSPF in our network. We have multiple branch offices, all linked to an MPLS backbone. I know...
3 hours 38 min ago
Hi, I need configure a failover on cisco Router 2911 V.15.1 I have two carriers, how can enable this setup?  this is my configuration:ser Access Ve...
3 hours 49 min ago
I need to connect two separate ASR1001-X to 7010's. I need port channels Layer2 from the ASR's to the 7k's. I am told and as I understand it, "we a...
11 hours 6 min ago
Hello, I asked Cisco to help create a service policy so it prioritied Citrix traffic going through the inside interface our DMZ6_WAN interface.  Ou...
17 hours 9 min ago
         
IP SLA 419 10 1 2 0
Routers 4019 56 4 2 0
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discussion Bad DNS query
Last Reply 52 min 14 sec ago.
0 0 0.0 0 Uzhegov Evgenii
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0 0 0.0 0 kasper123
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0 0 0.0 0 Marc Bouchard
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5 0 0.0 0 Gerard Roy
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63 0 5 7 Jay Vivas
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43 0 5 8 Carlos de Armas
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35 0 0.0 7 Jon Marshall
discussion ASA 5520 - Does this QoS statement look right, second opinion please?
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4 0 0.0 0 Andy White
discussion Lease Line Internet using Cisco 2921 Router ; How Can Make it WI FI Internet ?
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27 0 5 2 Anupam Singh
discussion MACSEC between 3850 and 4500-X (manual switch-switch mode)
Last Reply 21 hours 16 min ago.
44 0 0.0 0 osiristrading
discussion Two ISP, one router access-list only or route map
Last Reply 22 hours 37 min ago.
28 0 0.0 3 joachim0111
discussion Load Sharing between BGP and IGP
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80 0 4.5 9 OMAR CANDARAVE
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Subject Views Rating Comments Author
Reading and Understanding the OSPF Database
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33331
4.9
17 plumbis
Understanding Basics of Multicast RPF (Reverse Path Forwarding)
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ITD: Load Balancing, Traffic Steering, Redirection & Clustering using Nexus switches
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9
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Ask the Expert Events

Cisco experts engage in discussions with you, our members, on specific networking issues. Each event runs for a two-week period.
Welcome to this Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about Cisco enterprise design and deployment of multicast solutions.The enterprise world is evolving to be overcome with large...
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With Vignesh R. P. Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions to Cisco expert Vignesh R. P. about how to configure and troubleshoot Open Shortest Path First (OSPF)Open...
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