Ip Dslam 48 Ports

The phrase 'IP DSLAM 48 ports' refers to an Internet Protocol Digital Subscriber Line Access Multiplexer configured with 48 subscriber lines, typically used by service providers to deliver broadband over copper infrastructure. The market is currently characterized by a steady transition from legacy ADSL to high-speed VDSL2 and Fiber-to-the-Building (FTTB) deployments IntelekChina-Planet.

Market Trends & Insights

* Ethernet Migration: Modern units like the ZyXEL IES-1248 and Signamax ADSL2+ series focus on converting ATM circuits directly to IP, enabling "Ethernet-all-the-way" backbones YumpuIntelek.

* Triple Play Optimization: 48-port models are increasingly equipped with robust Layer 2 features, including IGMP Snooping and QoS prioritization, specifically to support low-latency IPTV and VoIP services ArchiveIntelek.

* Modular & Stackable Growth: There is a rising preference for 1U/1.5U stackable units (e.g., Zhone BitStorm) that allow providers to scale density in Central Offices or Multi-Dwelling Units (MDUs) without large upfront chassis costs Archive.

Product Analysis

The current market offers both modular service nodes and compact fixed-port units. Prices for 48-port configurations typically range from $80 to $250 per unit, depending on VDSL2 support and management features AlibabaAlibaba.

* Standard Specs: Most 48-port models utilize two RJ21X Telco connectors (24 ports each) and feature dual Gigabit SFP/TP combo uplinks for daisy-chaining ArchiveChina-Planet.

* Top Manufacturers: Dominant suppliers in the B2B space include Huawei (SmartAX series), ZTE (ZXDSL series), and ZyXEL, with many specialized Shenzhen-based exporters providing OEM versions for regional ISPs AlibabaAlibaba.