Документация VAS Experts en:dpi:bras_bng

Options BRAS L2

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

Options BRAS L2 * IP source guard * Local traffic interconnect * Subscriber Activity Monitoring * Traffic Filtering * Framed-Route

Identification of L2 and L3 subscribers

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

Identification of L2 and L3 subscribers L3-subscribers FastDPI 12 introduces support for identifying L2 subscribers by VLAN/Q-in-Q. Previously, the way of subscriber identification was only his MAC-address, which could lead to problems if two different subscribers belonging to different VLANs, have the same MAC-address.

DHCP Authorization Setup

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

DHCP Authorization Setup * BRAS activation * What is a subscriber session * DHCP handling * ARP proxy * ARP inspection * ARP-request authorization * IP source guard * Local traffic interconnection * Traffic termination * Autonomous system level termination * Setting of termination parameters for each output interface * Manual subscriber properties changing * Stingaray Service Gateway BRAS tracing BRAS L2 for VLAN/QinQ-networks provides th…

Traffic termination

Anonymous (anonymous@undisclosed.example.com) — 2026-03-12T14:41:17+00:00

Traffic termination Activation The FastDPI BRAS can terminate the outgoing LAN->WAN traffic and to interconnect the incoming WAN->LAN traffic. Traffic termination is performed at the L2 level and is enabled by the following settings in the fastdpi.conf

PPPoE and PPPoL2TP Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T16:31:50+00:00

PPPoE and PPPoL2TP Setup * PPPoE configuration and commands * Common parameters for PPPoE and PPPoL2TP * Managing PPPoE authorization by VLAN and Service Name * PPPoL2TP configuration and commands

BNG Management

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

BNG Management The fdpi_cli utility allows you to view and manage the contents of the internal fastDPI and fastPCRF structures. Utility activation: fdpi_cli [-r

] []

- fastDPI or fastPCRF server address in format: ip%dev[:port] e.g., 10.20.30.40%eth1, 127.0.0.1%lo. Default ports: fastdpi=29000, fastpcrf=29002 Default address 127.0.0.1 : -h, --help - displays utility help …

General BRAS setup for L2/L3 modes

Anonymous (anonymous@undisclosed.example.com) — 2026-03-23T08:34:24+00:00

General BRAS setup for L2/L3 modes FastDPI L3 BRAS setup An example of setting up a policy (tariff plan) and Captive Portal, which are the minimum required to start 1. Create a file aslocal.bin (or correct this file if it already exists). The aslocal file contains those ranges of private IP addresses that are used in the provider's local network. Any of the range 64512 - 65534 is indicated for them as an autonomous system number.

Local DHCP (IP Address Pools)

Anonymous (anonymous@undisclosed.example.com) — 2025-09-16T14:29:43+00:00

Local DHCP (IP Address Pools) SSG supports IP address pools for DHCP Radius Proxy and PPPoE modes. In brief, pool support can be described as follows: SSG expects to receive the subscriber's IP address in the RADIUS Access-Accept response. The billing system behind RADIUS may, instead of issuing an IP address, provide the name of an address pool from which an address should be allocated to this subscriber. For IPv4, the pool name is specified in the

BRAS/BNG mode description and architecture

Anonymous (anonymous@undisclosed.example.com) — 2025-04-01T08:04:29+00:00

BRAS/BNG mode description and architecture BRAS components SSG BRAS/BNG solution is based on Deep Packet Inspection technology. DPI provides analysis and processing of traffic passing through the platform, application of various services to the traffic and bandwidth management.

Integration with Radius-server

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

Integration with Radius-server * FastPCRF installation and configuration * Integration with Radius server * Accounting — traffic accounting (Service 9) * Integration with billing systems

BRAS Active-Standby (Master-Backup) redundancy

Anonymous (anonymous@undisclosed.example.com) — 2026-04-01T08:02:56+00:00

BRAS Active-Standby (Master-Backup) redundancy Description of the switching algorithm for BRAS L2 (DHCP, Static IP) * BRAS L2 redundancy for IPoE (DHCP and Static IP) is recommended using the Active-Standby scheme, which involves connecting two

Use Cases

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T15:29:42+00:00

Use Cases * BRAS L2 DHCP Radius Proxy Example * BRAS L2 DHCP Relay Agent Example * BRAS L2 ARP Example * BRAS L2 PPPoE Example * Example of Soft-Router (FRR) configuration for BNG L2-Connected * Example of setting up a DHCP server for BNG L2-Connected * Example of how to configure FreeRadius3 * Process of AAA authorization for L3 IPoE subscriber sessions