Layer 2 Multilink

by | Aug 15, 2013 | Routing

The only way to increase your current DS1 bandwidth without completely changing the Physical Layer to something such else such as Ethernet is to create a logical bundle with multiple DS1’s interfaces at Layer 2. If you already have the real estate in your Router...

ISDN

by | Aug 14, 2013 | Voice

Primary Rate Interface (ISDN) or PRI for short is used to describe the ISDN standard for Telecom services within the Integrated Services Digital Network or ISDN. It outlines the specification for carrying multiple DS0 channelized for voice and data. In the US the term...

OSPF Area 0

by | Jun 12, 2013 | Routing

The OSPF protocol is based on link-state technology, which is a departure from the Bellman-Ford vector based algorithms used in traditional Internet routing protocols such as RIP. OSPF has introduced new concepts such as authentication of routing updates, Variable...