Comments on: How to force Loopack interface to be advertised with a /24 netmask http://www.firstdigest.com/2008/11/how-to-force-loopack-interface-to-be-advertised-as-24-subnet/ Technical blog Mon, 30 Jan 2012 10:48:00 +0000 hourly 1 http://wordpress.org/?v= By: laxman http://www.firstdigest.com/2008/11/how-to-force-loopack-interface-to-be-advertised-as-24-subnet/comment-page-1/#comment-2005 laxman Tue, 31 Aug 2010 13:39:57 +0000 http://www.firstdigest.com/?p=65#comment-2005 Sir, Kindly suggest some websites for studying Routing & Switching. Sir,

Kindly suggest some websites for studying Routing & Switching.

]]> By: OSPF: Area range vs Summary address | FirstDigest http://www.firstdigest.com/2008/11/how-to-force-loopack-interface-to-be-advertised-as-24-subnet/comment-page-1/#comment-1202 OSPF: Area range vs Summary address | FirstDigest Sat, 06 Mar 2010 00:04:52 +0000 http://www.firstdigest.com/?p=65#comment-1202 [...] R3: As well on R3, the IP subnet between R2 and R3 is present in OSPF area 0 (zero) and the other 2 subnets (10.10.1.0 /24 and 10.10.2.0 /24) are in OSPF area 1 (one). Now, if you remember from my older post, if you have a Loopback interface with a IP address (doesn’t matter what netmask) this will be always advertised in OSPF as /32. I did a little trick to be sure that they are still advertised in OSPF as presented under Loopack 1 (10.10.1.1 /24) and Loopback 2 (10.10.2.1 /24). You want to know how, check this post. [...] [...] R3: As well on R3, the IP subnet between R2 and R3 is present in OSPF area 0 (zero) and the other 2 subnets (10.10.1.0 /24 and 10.10.2.0 /24) are in OSPF area 1 (one). Now, if you remember from my older post, if you have a Loopback interface with a IP address (doesn’t matter what netmask) this will be always advertised in OSPF as /32. I did a little trick to be sure that they are still advertised in OSPF as presented under Loopack 1 (10.10.1.1 /24) and Loopback 2 (10.10.2.1 /24). You want to know how, check this post. [...]

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