External Storage System Overview
▄ Cisco ASR 5000 Series External Storage Server Installation and Administration Guide
Different management addresses than the management addresses of the chassis and billing system.
Management interface with support of multiple VLANs.
Redundancy support with two or more geographically co-located or isolated chassis to pull xDRs.
In general L-ESS provides the following functionalities:
Stores copy of records pulled from chassis.
Supports storage of up to 7 days worth of records.
Supports storage capacity of carrier-class redundant.
Provides a means of limiting the amount of bandwidth, in term of kbps, used for the file transfer between chassis
and L-ESS.
Provides a means of archiving/compression of the pulled xDR files for the purpose of extending the storage
capacity.
Provides xDR files to the billing system.