Editing ICMP Router Discovery Protocol (section)

{{Short description|Protocol to discover routers}}
In [[computer networking]], the '''ICMP Internet Router Discovery Protocol''' ('''IRDP'''), also called the '''Internet Router Discovery Protocol''',<ref name="etut">{{cite web|title=IRDP|url=http://etutorials.org/Networking/Integrated+cisco+and+unix+network+architectures/Chapter+12.+Designing+for+High+Availability/IRDP/|website=etutorials.org|accessdate=23 June 2016}}</ref> is a protocol for computer hosts to discover the presence and location of [[router (computing)|router]]s on their [[IPv4]] [[local area network]]. Router discovery is useful for accessing computer systems on other nonlocal area networks.<ref name="Juniper">{{cite web|title=ICMP Router Discovery Overview|url=http://www.juniper.net/documentation/en_US/junos14.2/information-products/pathway-pages/config-guide-routing/config-guide-routing-icmp.html|website=www.juniper.net|publisher=Juniper Networks|accessdate=23 June 2016}}</ref> The IRDP is defined by the IETF RFC 1256 standard,<ref name="Javvin">{{cite book|title=Network Protocols Handbook|date=2005|publisher=Javvin Technologies Inc.|isbn=9780974094526|page=69|url=https://books.google.com/books?id=D_GrQa2ZcLwC&q=%22ICMP+Router+Discovery%22&pg=PA69|accessdate=23 June 2016|language=en}}</ref> with the [[Internet Control Message Protocol]] (ICMP) upon which it is based defined in IETF RFC 792. IRDP eliminates the need to manually configure routing information.<ref name="etut" />