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XR 5.3.0 BGP NSR will be by default on

In XR 5.3.0 we will be enabling BGP NSR by default to be on.Since default changes always catch us by surprise I wanted to give a heads up notification.NSR helps with the redundancy by sending, for BGP...

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Managing Lawful Interception with IOS-XR

This blog is intended to provide guidance for Lawful Intercept verification during software validations or proof of concepts. Lawful intercept is the process by which law enforcement agencies conduct ...

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Inter-VRF Routing

Today, I will be discussing about VRF-Lite and will also be discussing one of the designs using BGP which have been seen in real world deployments which is the Inter-VRF Routing. Lets first start by u...

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Chalk Talk: Troubleshooting DTMF-Relay over MGCP

IntroductionDual-tone  Multi-frequency (DTMF) is used for telephone call signaling over analog  phone lines in voice frequency band. Dual-tone Multi-frequency (DTMF)  Relay is the mechanism where a Vo...

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ASR9000 Policy 3rd party optics:

The ASR 9000 supports only the SFPs/XFPs/SFP+ optics listed in the datasheets:http://www.cisco.com/en/US/prod/collateral/routers/ps9853/data_sheet_c78-624747.htmlAs part of bringing up the interface, ...

8 Comments

Licenses and ASR9000/XR

Licensing is unfortunately part of the sw strategy for the ASR9000.One common question always asked is whether licenses are hard enforced. The answer is NO.If you want to evaluate a feature in the lab...

11 Comments

General DBDS Information

•1.      What is DBDS?Ans. The entire network architecture of the Scientific-Atlanta’s(CISCO’s) digital system that ultimately provides signal  to and from a subscriber’s DHCT(set-top box). It consist...

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