Ciena’s 3948 is a cost-effective router designed to address the requirements for higher capacity and end-to-end disaggregated IP services at the network access, supporting 4G network evolution, 5G deployments, enterprises, and next-generation business services.
The 3948 addresses customers’ key needs, supporting routing, Multi-Protocol Label Switching (MPLS), Segment Routing (SR) label and 1/10GbE port density in a compact 1RU form factor. The 3948 features a high-capacity 64 Gb/s switching fabric supporting 4 x 1/10GbE SFP+ ports and 12 x 100MbE/1GbE SFP ports, addressing the continued demand for bandwidth and flexibility in access networks.
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Offers 64 Gb/s of non-blocking switching capacity in a compact device
Features low footprint 1RU packaging with: – 4 x 1/10GbE SFP+ ports – 12 x 100MbE/1GbE SFP ports
Carrier Ethernet, IP routing, and SR-MPLS
Hardware-assisted OAM scaled to deliver services with guaranteed SLA differentiation
SZTP for rapid, secure, and error-free turn-up of services
Built-in RFC 2544 and ITU-T Y.1564 SAT with 10 Gb/s traffic generation and analysis
+ Interfaces Ethernet Ports: Ethernet Ports: 12 x 1GbE/100MbE SFP ports 4 x 10/1GbE SFP+ ports Other: 1 x USB-C 1 x USB-C Console 1 x RJ45 1pps and Time-of-Day (ToD) 1 x SMB frequency in/out or 1 pps in/out 2 x SMB GNSS antenna 1 x RJ45 Management (MGMT) + Ethernet IEEE 802.1ad Provider Bridging (Q-in-Q) VLAN full S-VLAN range IEEE 802.1D MAC Bridges IEEE 802.1p Class of Service (CoS) prioritization IEEE 802.1Q VLANs IEEE 802.3 Ethernet IEEE 802.3ab 1000Base-T via copper SFP IEEE 802.3ad Link Aggregation Control Protocol (LACP) Layer 2 Control Frame Tunneling Link Aggregation (LAG): Active/Active; Active/ Standby Jumbo frames to 9216 bytes VLAN tunneling (Q-in-Q) for Transparent LAN Services (TLS) + Carrier Ethernet OAM EVC Ping (IPv4) IEEE 802.1ab Link Layer Discovery Protocol (LLDP) IEEE 802.1ag Connectivity Fault Management (CFM) IEEE 802.3ah EFM Link-fault OAM ITU-T Y.1731 Performance Monitoring RFC 2544 Benchmarking Methodology for Network Interconnect Devices Generation and Reflection at 10GbE ITU-T Y.1564 Ethernet Service Activation Test Methodology + Synchronization External Timing Interfaces: ITU-T G.703 Frequency in or out (1.544MHz, 2.048MHz, and 10MHz) ITU-T G.703 1pps and ToD in or out Mini-SMB in or out 1pps ITU-T G.8262/G.8264 EED option1 and option2 G.8273.2 Timing characteristics of telecom boundary clocks and telecom slave clocks, Class C ITU-T G.8275.1/2 T-BC + Networking Protocols ISO10598 IS-IS intra-domain routing protocol OSFP Segment Routing extension OSFP TI-LFA Topology Independent Fast Reroute using Segment Routing BGP Prefix Independent Convergence EVPN FXC draft-ietf-bess-evpn-vpws-fxc-03. txt RFC-1195 Use of OSI Is-Is for Routing in TCP/IP and Dual Environments RFC-1997 BGP Community Attribute RFC-2328 OSPF Version 2 RFC-2698 A Two Rate Three Color Marker RFC-2865 Remote Authentication Dial in User Service (RADIUS) RFC-3031 Multiprotocol Label Switching (MPLS) Architecture RFC-3032 MPLS label stack encoding RFC-3107 Support BGP carry Label for MPLS RFC-4271 A Border Gateway Protocol 4 (BGP-4) RFC-4360 BGP Extended Communities Attribute RFC-4364 BGP/MPLS IP Virtual Private Networks (VPNs) RFC-4456 BGP Route Reflection: An Alternative to Full Mesh Internal BGP (IBGP) RFC-4632 Classless Inter-domain Routing (CIDR): The Internet Address Assignment and Aggregation Plan RFC-4760 Multiprotocol Extensions for BGP-4 RFC-4762 Virtual Private LAN Service (VPLS) Using Label Distribution Protocol (LDP) Signaling (HVPLS) RFC-5004 Avoid BGP Best Path Transitions from One External to Another RFC-5036 LDP Specification RFC-5037 Experience with the LDP protocol RFC-5301 Dynamic Hostname Exchange Mechanism for IS-IS RFC-5302 Domain-Wide Prefix Distribution with Two-Level IS-IS RFC-5303 Three-Way Handshake for IS-IS Point-to-Point Adjacencies RFC-5309 Point-to-Point Operation over LAN in Link State Routing Protocols RFC-5396 Textual Representation of Autonomous System (AS) Numbers RFC-5398 Autonomous System (AS) Number Reservation for Documentation Use RFC-5492 Capabilities Advertise with BGP-4 RFC-5561 LDP Capabilities RFC-5668 4-Octet AS Specific BGP Extended Community RFC-6241 Network Configuration Protocol (NETCONF) RFC-6310 Pseudowire (PW) Operations, Administration, and Maintenance (OAM) Message Mapping RFC-6793 BGP Support for Four-Octet Autonomous System (AS) Number Space RFC-7432 EVPN VPWS/VPLS RFC-7737 Label Switched Route (LSP) Ping and Traceroute Reply Mode Simplification SR-MPLS TI-LFA Topology Independent Fast Reroute using Segment Routing draftietfrtgwg-segment-routing-ti-lfa-03 RFC-7911 Advertisement of Multiple Paths in BGP RFC-8214 Virtual Private Wire Service Support in Ethernet VPN + Network Management Alarm Management and Monitoring Configuration Event and Alarm Notification/Generation Comprehensive Management Via CLI Management Via Netconf/YANG Models gRPC-based Streaming telemetry IPv4 & IPv6 Management Support IPv4 Management ACL (in-band) IPv6 Management ACL (in-band) RADIUS, AAA RFC-2131 DHCP Client RFC-3046 DHCP Relay RFC-5905 NTP Client Secure File Transfer Protocol (SFTP) Secure Shell (SSHv2) Secure Zero-Touch Provisioning (SZTP) Software upgrade via FTP, SFTP TACACS + AAA SNMPv2 Trap SNMPv2 GET Web GUI + Physical Characteristics Dimensions: 17.5" (W) x 9.9" (D) x 1.73" (H) 444mm (W) x 252mm (D) x 44mm (H) Weight: 170-3948-900/903 7.72lbs; 3.5kg 170-3948-901/902 7.28lbs; 3.3kg Power Requirements: DC input: -48 Vdc (nominal) AC input: 100Vac, 240 Vac (nominal) 170-3948-900/903 Typical Power 34; Max. Power 42W 170-3948-901/902 Typical Power 30; Max. Power 38W + Standards Compliance Emissions: CISPR 22 Class A CISPR 32 Class A EN 300 386 EN 55032 FCC Part 15 Class A GR-1089 Issue 6 Industry Canada ICES-003 Class A VCCI Class A VCCI Class A Environmental: RoHS2 Directive (2011/65/EU) WEEE 2002/96/EC Operating Temperature: -40°F to +149ºF (-40°C to +65°C) Storage Temperature: -40°F to +158°F (-40°C to +70°C) Humidity: Immunity (EMC): Power: ETSI EN 300 132-2 ETSI EN 300 132-3 Safety: ANSI/UL 60950-1 2nd edition 2007 CAN/CSA C22.2 No. 60950-1-07 EN 60950-1 IEC 60825-1 2nd edition (2007) IEC 60825-2 3rd edition (2004) + Service Security Broadcast Containment Egress Port Restriction Hardware-based DOS Attack Prevention Layer 2, 3, 4 Protocol Filtering User Access Rights Local user authorization
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