Skip to main content

IBM Ethernet g-series Switch

Secure, stackable, high-capacity Ethernet edge switches with Power over Ethernet (PoE) capability

Tab navigation

Product characteristics
Product number	IBM Ethernet Switch B48G (4002-G4A and 4002AG5) IBM Ethernet Switch B50G (4002-G5A and 4002AG5)
Interface modules	1 Interface module slot on the B48S 2-port 10 GbE module (XFP) 2-port 10 GbE module (CX4)
Interface types	10/100/1000 Mbps Ethernet port with RJ45 connector 100/1000 Mbps Ethernet port with SFP connector 10 Gbps Ethernet port with XFP connector 10 Gbps Ethernet port with CX4 connector
Optical transceivers	Choice of SFP (Small Form-factor Pluggable) transceivers for 100/1000 Mbps Ethernet ports with SFP connector and optical monitoring capabilities: 1000BASE-T SFP Copper, 1 Gbps up to 100 m over CAT5 or higher cabling, RJ-45 connector 1000BASE-SX 850 nm SFP optic, 1 Gbps up to 550 m over multi-mode fiber, LC connector 1000BASE-LX 1310 nm SFP optic, 1 Gbps up to 10 km over single-mode fiber, LC connector 1000BASE-LHA 1550 nm SFP optic, 1 Gbps up to 70 km over single-mode fiber, LC connector 100BASE-FX 1310 nm SFP optic, 100 Mbps up to 2 km over multi-mode fiber, LC connector (no optical monitoring capability) Choice of XFP transceivers for 10 Gbps Ethernet ports with XFP connector and optical monitoring included: Choice of XFP transceivers for 10 Gbps Ethernet ports with XFP connector and optical monitoring included:
Power supplies	2x 600 W power supplies supported for 1+1 redundancy
Hot-swappable components	SFP/XFP transceivers, power supplies
Non-rack support	Yes
Operating systems	B48G requires Brocade® IronWare® R4.3.01 or greater B50G requires Brocade IronWare R5.0.01 or greater
Fiber optic cable	Fiber optic cables are required and are available in various lengths in single-mode and multi-mode formats
Power cords	Power cords are not included and must be specified at time of order
Warranty	One year; warranty service upgrades are available
Optional features	Edge Layer 3 Premium Activation

Physical characteristics
Height	6.68 cm (1.5 RU)
Width	44.45 cm
Depth	49.78 cm
Weight (fully loaded)	11.36 kg
Power supply AC specifications	600 W Power Supply:
Power supply AC specifications	100 - 240 VAC 50 - 60 Hz Max Watts (Output): 600 W
Power supply AC maximum thermal output (BTU/HR)	2,047 BTU/Hr

Technical specifications
Performance	Packet Routing Performance (Full Duplex) 101 million pps
Data rate	Switch Fabric Capacity 136 Gbps
Standards compliance	IEEE 802.1D-2004 MAC Bridging IEEE 802.1w Rapid Spanning Tree IEEE 802.1s Multiple Spanning Tree IEEE 802.1X Port-based Network Access Control IEEE 802.3 10Base-T IEEE 802.3ak CX4 IEEE 802.3ad Link Aggregation (dynamic and static) IEEE 802.3af Power over Ethernet IEEE 802.3u 100Base-TX IEEE 802.3x Flow Control IEEE 802.3z 1000Base-SX/LX IEEE 802.3ab 1000Base-T IEEE 802.3ae 10 Gbps Ethernet IEEE 802.3 MAU MIB (RFC 2239) IEEE 802.3AB LLDP/LLDP-MED IEEE 802.1p Mapping to Priority Queue
Layer 2 features	4,096 VLANs 16,000 MAC addresses 802.1s Multiple Spanning Tree Protocol Per VLAN Spanning Tree (PVST/PVST+/PVRST) Private VLAN Protocol VLAN (802.1v), subnet VLAN Policy controlled MAC-based VLANs MAC Learning disable Port security MAC address locking Port-based access control lists Dual-mode VLANs Fast Port Span BPDU guard, root guard GARP VLAN Registration Protocol MAC-layer filtering Port-based, ACL-based, MAC filter-based and VLAN-based mirroring Single-instance Spanning Tree Trunk groups Trunk threshold Single link LACP Unidirectional Link Detection (UDLD) Auto MDI/MDIX Port speed downshift and selective auto-negotiation Dynamic voice VLAN assignment Jumbo frames up to 10,240 bytes for 10/100/1000 and 10 GbE ports IGMP snooping (v1/v2/v3)1 MLD snooping (v1/v2) PIM–SM snooping Private VLANs and uplink-switch Protected link groups Port loop detection VLAN-based static MAC denial Flexible static multicast MAC address configuration
Layer 2 metro features	VLAN stacking Metro Ring Protocol (MRP I) Virtual Switch Redundancy Protocol Topology groups Super aggregated VLANs (SAV)
Base Layer 3 features	Virtual interfaces (VE) Routed interfaces IPv4 static routes Routing between directly connected subnets RIP v1/v2 announce Virtual Route Redundancy Protocol
Quality of service (QoS)	MAC address mapping to priority queue ACL mapping to priority queue ACL mapping to ToS/DSCP Honoring DSCP and 802.1p ACL mapping and marking of ToS/DSCP DiffServ support Classifying and limiting flows based on TCP flags DHCP relay QoS queue management using weighted round robin (WRR), strict priority (SP), and a combination of WRR and SP
Traffic management	Inbound rate limiting per port ACL-based inbound rate limiting and traffic policies Outbound rate limiting per port and per queue Broadcast, multicast and unknown unicast rate limiting
Management and control	RFC 2571 architecture for describing SNMP Framework RFC 2131 DHCP relay RFC 1493 Bridge MIB Configuration logging RFC 1643 Ethernet Interface MIB RFC 1643 Ethernet MIB Foundry Discovery Protocol (FDP) RFC 2068 Embedded HTTP RFC 2818 Embedded HTTPS Industry Standard Command Line Interface (CLI) IronView® Network Manager (INM) Web-based graphical user interface Embedded Web management RFC 3176 sFlow RFC 1213 MIB-II RFC 1516 Repeater MIB RFC 1724 RIP v1/v2 MIB RFC 1757 RMON MIB RFC 2572 SNMP Message Processing and Dispatching RFC 1573 SNMP MIB II RFC 2575 SNMP View-based Access Control Model SNMP RFC 1157 SNMPv1/v2c RFC 2573 SNMPv3 Applications RFC 2570 SNMPv3 Intro to Framework RFC 2574 SNMPv3 User-based Security Model Simple Network Time Protocol (SNTP) Support for multiple syslog servers RFC 854 Telnet Client and Server RFC 783 TFTP MIB support for MRP, port security, MAC authentication and MAC-based VLANs Display log messages on multiple terminals
Embedded security	IEEE 802.1X username export in sFlow Bi-level access mode (standard and EXEC level) Protection for denial-of-service (DoS) attacks EAP pass-through support
System Management	IronView Network Manager (INM) Web-based Graphical User Interface (GUI) Embedded Web Management GUI Industry Standard Command Line Interface (CLI) SNMP v1, v2c, v3 RMON IBM Tivoli® Netcool®/OMNIbus
Element Security Options	AAA RADIUS Secure Shell (SSH v2) Secure Copy (SCP v2) HTTPs TACACS/TACACS+ Username/Password (Challenge and Response) Bi-level Access Mode (Standard and EXEC Level) Protection against Denial of Service attacks, such as TCP SYN or Smurf Attacks

We're here to help

Easy ways to get the answers you need.

or call us at
1-866-883-8901