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.

Provide answers to questions in this community that are awaiting a correct answer.

Hi i'm replacing the BT hub with a Cisco 887 router. i have configured it and followed BT's config however i'm unable to get access to the internet...
13 hours 40 min ago
Hi Guys, I am facing issue while putting the SFP 4 port 10 G module in SUP on cisco 4500.can you please advice if its supported and/or IOS dependen...
14 hours 42 min ago
Hello All,We are planning to upgrade our internet bandwidth, so signed up for Comcast EDI service. The current setup is from Bay area,  The line co...
16 hours 6 min ago
Hi, We are trying to figure out how to setup UDP port forward range. This is the configuration that we are using.ip nat pool voip-rtp 10.10.10.3 10...
21 hours 11 sec ago
I have a 4451-X router running XE 3.13.I want to get NetFlow data from interface G0/0/0 and sent it to my collector via the management VRF interfac...
21 hours 2 min ago
         
IP SLA 419 10 1 2 0
Routers 4019 56 4 2 0
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Subject Views Votes Rating Replies Last replied by
discussion Cisco 4331 Netflow Commands
Last Reply 7 min 13 sec ago.
0 0 0.0 1 thiland
discussion Is it necessary to advertise internal routes to ISP through BGP ?
Last Reply 8 min 13 sec ago.
0 0 0.0 1 Jon Marshall
discussion Cisco packet tracer 6 / How to connect 3 Multilayer switchs
Last Reply 17 min 51 sec ago.
0 0 5 8 lmouktassidkhaliil1
discussion Cisco 2800 Router w/ VPN connection, but no VPN traffic
Last Reply 1 hour 1 min ago.
0 0 0.0 1 Roberto Kippins
discussion VPC + SVI problem
Last Reply 1 hour 44 min ago.
0 0 0.0 1 Keith Nelson
discussion compare DMVPN and MPLS
Last Reply 2 hours 47 min ago.
5 0 0.0 2 Joseph W. Doherty
discussion How to reduce EIGRP traffic
Last Reply 3 hours 2 min ago.
0 0 0.0 1 Jon Marshall
discussion %ADJ-5-PARENT: Midchain parent maintenance for IP midchain / EIGRP Problems
Last Reply 3 hours 19 min ago.
15907 0 5 11 Mark Mattix
discussion How to control the amount of routes of full table into customer site ?
Last Reply 3 hours 51 min ago.
3 0 0.0 1 Roberto Kippins
discussion Looking for advice on getting second LAN out to the Internet.........
Last Reply 4 hours 11 min ago.
73 0 5 15 Roberto Kippins
discussion How to use MPLS for WAN, but local T1/DSL for general internet use
Last Reply 4 hours 17 min ago.
1056 0 0.0 6 issofunky
discussion Tri-Bonded T1 taking errors slowly 3925
Last Reply 4 hours 52 min ago.
31 1 0.0 2 Chris Gill
discussion Problem with prefix list to filter networks on ospf.
Last Reply 6 hours 13 min ago.
0 0 5 2 Erico Verissimo
discussion OSPF neighbor uptime mismatch in cisco 1941
Last Reply 6 hours 30 min ago.
6 0 0.0 1 Nagendra Kumar ...
discussion Issue with EIGRP on tunnel interface
Last Reply 7 hours 23 min ago.
0 0 5 2 Mikhail Orlov
discussion Cisco VPN connectivity b/w 2801 and 1841
Last Reply 9 hours 15 min ago.
0 0 0.0 1 Karsten Iwen
discussion Port Forwarding external request accessing port 445 to internal ip with port 22
Last Reply 9 hours 43 min ago.
0 0 0.0 4 Jon Marshall
discussion How to config MPLS with DHCP
Last Reply 12 hours 3 min ago.
1 0 0.0 1 zavira123
discussion Eigrp - How to modify Admin distance for redistributing connected links and over WAN
Last Reply 11 hours 36 min ago.
38 0 0.0 8 Jon Marshall
discussion Newbie Help (Switch Configuration)
Last Reply 11 hours 36 min ago.
13 0 0.0 2 harrysmoore
discussion Where did these tunnel interfaces come from?!?
Last Reply 12 hours 39 min ago.
0 0 0.0 1 Jose Jara
discussion Input and ignored errors in cisco 2900 gig interfaces(Gig0/0 and Gig0/1)
Last Reply 13 hours 17 min ago.
15 0 0.0 4 praveen kumar
discussion Can not access internet with Cisco 887VA on BT infinity
Last Reply 13 hours 40 min ago.
4 0 0.0 0 millionmedhane
discussion Switch crashes when idle.Breakpoint exception, CPU signal 23, PC = 0x428
Last Reply 14 hours 2 min ago.
28 0 0.0 2 cvf-reg2cis
discussion Restrict SSH, TELNET and HTTP ro Management VRF on ISR 400
Last Reply 14 hours 16 min ago.
12 1 0.0 3 richardadeolu
Filter Results
Subject Views Rating Comments Author
How to configure EIGRP bandwidth usage over Frame Relay and low speed links
Last Reply 5 years 8 months ago.
1843
0.0
0 TCC_2
Cisco 892 router performance test
Last Reply 3 days 3 hours ago.
459
4.0
3 Juri Jestin
Reading and Understanding the OSPF Database
Last Reply 5 days 2 hours ago.
33585
4.9
17 plumbis
Understanding Basics of Multicast RPF (Reverse Path Forwarding)
Last Reply 1 week 18 hours ago.
10951
5.0
6 ashirkar
NAT Box to Box High Availability Overview
Last Reply 1 week 2 days ago.
710
4.0
1 Csc TsWebDocs
How to configure a NAT translation timeout
Last Reply 5 years 8 months ago.
12206
5.0
0 TCC_2
Router is not forwarding DHCP requests - hosts are unable to obtain an IP address from a DHCP server
Last Reply 1 week 6 days ago.
2868
0.0
1 TCC_2
ITD: Load Balancing, Traffic Steering, Redirection & Clustering using Nexus switches
Last Reply 1 month 4 days ago.
31
5.0
0 expertadvisor20151
ITD: Load-Balancing, Traffic Steering, Redirection & Clustering using Nexus Series
Last Reply 1 month 6 days ago.
9
5.0
0 expertadvisor20151
Load balancing using Performance Routing pfr/OER
Last Reply 1 month 6 days ago.
32912
4.8
16 Marwan ALshawi
dual internet links NATing with PBR and IP SLA
Last Reply 1 month 6 days ago.
69388
5.0
63 Marwan ALshawi
Configuration Guide for VDSL2 and ADSL2/2+ NIM on ISR4000 Series Routers
Last Reply 1 month 3 weeks ago.
125
0.0
0 vik
How to configure a GRE tunnel
Last Reply 2 months 2 days ago.
188860
4.8
19 TCC_2
BGP load balancing using Multipath relax
Last Reply 2 months 6 days ago.
536
5.0
0 MANISH Yadav
Understanding BGP AS-Override Feature
Last Reply 2 months 1 week ago.
25916
5.0
3 SunilKhanna
PPPoE Client-Server setup and configuration
Last Reply 2 months 1 week ago.
46524
5.0
7 robhatta
Cisco 1921 router performance test
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226
5.0
0 Juri Jestin
Configuration Example: Embedded Packet Capture on Cisco IOS and IOS XE
Last Reply 2 months 1 week ago.
16904
5.0
4 ashirkar
ISR Cisco 891-24X/K9
Last Reply 2 months 2 weeks ago.
235
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0 abhinav2
IOS upgrade of 7206 router
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87
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0 MANISH Yadav
IP SLA
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360
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Troubleshooting high CPU on a 6500 with sup720
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47338
5.0
4 Adam Casella
The Size of the Internet Global Routing Table and Its Potential Side Effects
Last Reply 3 months 6 days ago.
21332
0.0
8 Omar Santos
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Subject Views Rating Comments Author
blog What happens, when router receives packet?
Last Reply 4 months 1 week ago.
18714
4.3
17 ashirkar
blog Chalk Talk: SIP URI Dialing and ILS Networking
Last Reply 7 months 2 weeks ago.
121
0.0
0 Julie Burruss
blog What's Coming Up in the July 2014 TS Newsletter?
Last Reply 7 months 3 weeks ago.
38
5.0
0 Julie Burruss
blog What's Coming Up in the June 2014 TS Newsletter?
Last Reply 8 months 4 weeks ago.
72
0.0
0 Julie Burruss
blog Glimpse of "EIGRP name mode configuration"
Last Reply 9 months 5 days ago.
3827
5.0
1 ashirkar
blog What's Coming Up in the May 2014 TS Newsletter
Last Reply 9 months 4 weeks ago.
19
0.0
0 Julie Burruss
blog Microsoft network load balancing basics
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186
0.0
0 Vivek V
blog Community Tech-Talk : Enhancements in EIGRP
Last Reply 11 months 2 weeks ago.
447
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blog BGP PIC Not installed in FIB
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20
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0 Sherif Atef Ahmed Ismail
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3 adantu
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blog Implementation of Static-PAT(Port Address Translation)
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blog What's coming up in the February TS Newsletter?
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617
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0 Julie Burruss
blog What's coming up in the January TS Newsletter?
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blog What's coming up in the December TS Newsletter?
Last Reply 1 year 2 months ago.
391
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0 Julie Burruss
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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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