2016 September

QinQ and L2PT on Junos ELS

I recently had to test QinQ on EX4600 along with Layer 2 Protocol Tunneling for Spanning Tree Protocol. Q-in-Q tunneling and VLAN translation allow service providers to create a Layer 2 Ethernet connection between two customer sites. Q-in-Q tunneling is useful when customers have overlapping VLAN IDs because customers’ VLAN (C-VLAN) tags are prepended by… Keep reading »

Consistent Management IP address

I was asked recently by a less experienced colleague of mine if there is a way to configure a single IP address that you can always use to connect to the master Routing Engine of a device that supports dual Routing Engine. My colleague already knew about re0 and re1 configuration groups that allows you… Keep reading »