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Scaling OSPF and IS-IS

Another issue with the scaling of LSAs and LSPs concerns the ability of link ... When there is a low-MTU link along the flooding path, an OSPF or IS-IS implementation can do one of three things: It ... read more

EIGRP vs OSPF – Take 2

I mean where are the “ISIS vs OSPF” debates ... Conversely, the as the number of nodes (routers) grow in a network, the work OSPF has to do increases, forcing more OSPF areas so it can scale to, ... read more

Networking 101: Understanding Routing

Source-based routing doesn’t scale, and introduces security problems ... First, we have IGP, or Interior Gateway Protocols. RIP, OSPF, and ISIS are a few IGP’s you may have heard about. These are ... read more

Finally! Cloud-scale data center routing

Scaling techniques such as OSPF Areas are hard to configure ... similar to link state IGP technologies such as OSPF or ISIS. LSVR will effectively manifest capabilities traditionally only credited to ... read more

IP Infusion Adds Virtual SDN Controller Solution to VirNOS Virtual Network Platform

The VirNOS-C solution supports: Industry standard IPv4 and IPv6 dynamic routing protocols, such as OSPF, BGP, ISIS, and others MPLS related features ... allows for easier implementation of large-scale ... read more

NEC Corporation to License VirNOS, a Network Operating System From IP Infusion

VirNOS is designed to meet the requirements for today’s networks by supporting many networking functionalities such as MPLS L3VPN, MPLS L2VPN, IPv4, IPv6, OSPF, ISIS, BGP ... for easier implementation ... read more

Multipath traffic distribution in the era of SDN

We are, as a result, experiencing a disruptive scaling in network services ... devices are often harvested by means of routing protocol extensions to BGP, ISIS, or OSPF. This is important information ... read more

10 Most Influential Books Every Network Engineer Needs to Read

Finally, there are dedicated chapters on BGP scaling with new examples and illustrations as ... is not OVERLAY VPN and involves L3 routing with your provider. EIGRP, OSPF, and ISIS are explained here, ... read more

Redback Unveils Edge Router

As an example, Yago (now Riverstone) took 3 years from release to delivery of decent ISIS code and stable, scalable BGP-4. My guess would be that it will have nice fancy ASICs, hooks to SMS, OSPF and ... read more

World IPv6 Congress – “The Buzz“

The technology has been submitted to the IETF as an Internet Draft and is entirely backwards compatible with existing deployments with a data plane that can use MPLS or IPv6 and a control plane that ... read more

Catalyst 9200 Series-Platform Spec, Licenses, Transition Guide

including OSPF, EIGRP, ISIS, RIP, and routed access ⬤ Enhanced security with AES-128 MACsec encryption, policy-based segmentation, and trustworthy systems ... read more

Scaling OSPF and IS-IS

As with SPF enhancements, most flooding enhancements ... OSPF Update packets. The default interval is 33ms and can be changed in the range of 5 to 100ms. JUNOS uses a hard-coded delay interval that ... read more