How does Mobile Broadband work?

Today’s web is full of articles and discussion about Mobile Broadband. We like to read Om Malik, whose crew of subject matter experts frequently add value on the topic. But what exactly is Mobile Broadband? How do wireless operators provide it? What makes it fast? Or slow? We’ve implemented stat-of-the-art 3G Mobile Broadband for a …

PDSN packet inspection

Today Nortel presented their solution for monitoring and billing high bandwidth users of the wireless broadband network.  Software running directly in the Starent PDSN  basically uses deep packet inspection to implement traffic shaping.  The product is called Enhanced Charging Services (ECS) and it claims to provide integrated content-based billing.  The solution as presently sold might …

Starent 16000 PDSN MOP – Adding IP Pools

Purpose The purpose of this Method Of Procedure (MOP) is to add ranges of IP Addresses, called “pools”, to the Starent 16000 PDSN. An IP address from an IP pool is assigned to a subscriber by the PDSN when a data session is initiated. Procedure Begin this procedure by creating a backup of the PDSN …

Starent 16000 PDSN Troubleshooting

I’ve been working for a couple months now to create the software infrastructure for allocating wireless data network resources based upon the product purchased by the subscriber. This means granting them access to the purchased resources, and denying access to other resources. This is one of the functions of the PDSN, in cooperation with the …

Starent PDSN

We continue working to deploy new Wireless Data plans. This week we’ve stumbled on an issue in the edge router. It does not appear to be properly detecting the OSPF routes. This problem manifests itself when the 4th octet of the IP address assigned by the PDSN to a handset exceeds “128”. Whenever a higher …