![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.
![cisco - Whats's the function of a loopback interface in routing protocols? - Network Engineering Stack Exchange cisco - Whats's the function of a loopback interface in routing protocols? - Network Engineering Stack Exchange](https://i.stack.imgur.com/TLEFV.png)
cisco - Whats's the function of a loopback interface in routing protocols? - Network Engineering Stack Exchange
![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
![How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online](https://linuxtiwary.files.wordpress.com/2016/10/loopback-interfaces-tutorial.png?w=614&h=257)
How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online
![How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online](https://linuxtiwary.files.wordpress.com/2016/10/loopback-interfaces-tutorial.png)
How to configure loopback interfaces on cisco router | Learn Linux CCNA CEH IPv6 Cyber-Security Online
![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)