![What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface](https://1.bp.blogspot.com/-XIpygxE83-8/X9Irut4mU3I/AAAAAAAABwc/mdnhe8TqZ30K9pLVZYWuUYev5DwMJnfKgCLcBGAsYHQ/s384/a1.jpg)
What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface
![eBGP: Creating Neighbors using loopback interfaces, configuration examples, and explanation of BGP behaviors / concepts when it comes to loopbacks! – The DEVNET GRIND! eBGP: Creating Neighbors using loopback interfaces, configuration examples, and explanation of BGP behaviors / concepts when it comes to loopbacks! – The DEVNET GRIND!](https://routingnull.files.wordpress.com/2017/04/ebgp_45_ibgp1231.png?w=700)
eBGP: Creating Neighbors using loopback interfaces, configuration examples, and explanation of BGP behaviors / concepts when it comes to loopbacks! – The DEVNET GRIND!
Refer to the exhibit. The loopback interface 1 of Router R2 is not appearing in the routing table of R1. Router R1 has all correct configurations. What can be the cause of
![Fred de Jonge | Cisco Router - Site to site configuration on a router with 2 BGP interfaces and 1 Loopback interface with External IP. Fred de Jonge | Cisco Router - Site to site configuration on a router with 2 BGP interfaces and 1 Loopback interface with External IP.](https://freddejonge.nl/wp-content/uploads/2012/05/image1.png)
Fred de Jonge | Cisco Router - Site to site configuration on a router with 2 BGP interfaces and 1 Loopback interface with External IP.
![Configuring IP Addresses on the Loopback Interface - NIOS Admin Guide - Infoblox Documentation Portal Configuring IP Addresses on the Loopback Interface - NIOS Admin Guide - Infoblox Documentation Portal](https://docs.infoblox.com/download/attachments/22252080/24.2.png)
Configuring IP Addresses on the Loopback Interface - NIOS Admin Guide - Infoblox Documentation Portal
![What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface](https://1.bp.blogspot.com/-qM2HiAxY3v4/X9It9Jdz51I/AAAAAAAABwo/AuEgUHblwjAAzIpsGsHNElGst-lA1yElQCLcBGAsYHQ/s384/a5.jpg)
What is Loopback interface in Cisco Router and what is use of loopback interface how to configure Loopback interface
![Basic Settings on a Router (1.1.3) > Cisco Networking Academy's Introduction to Routing Concepts | Cisco Press Basic Settings on a Router (1.1.3) > Cisco Networking Academy's Introduction to Routing Concepts | Cisco Press](https://www.ciscopress.com/content/images/chap1_9781587133237/elementLinks/01fig15_alt.jpg)