Ethernet Solutions Modules
For the CoreDirector® Multiservice Switch

Technical information
System Capacities
CoreDirector 640 Gb/s switching capacity over 16 payload slots
CoreDirector CI 160 Gb/s switching capacity over 8 payload slots
ESLM Hardware
Occupies one payload slot; Ethernet ports per module - 10 × GbE or 1 × 10GbE; SONET/SDH VCG ports per module - 64 STS-1/3c-xV or VC-3/4-xV connections up to a total bandwidth of OC-192/STM-64; SFP transceivers - SX, LX; XFP transceivers - SR, LR, ER
GELM Hardware
Occupies one payload slot; ports - 20 × GbE; SFP Transceivers -SX, LX
Software Features at a Glance
Data Software
Software-configurable SONET/SDH mapping (GFP-F, HDLC, LAPS X.86), VCAT - STS-1-xV/VC-3-xV or STS-3-xv/VC-4-Xv granularities, LCAS, Ethernet port protection
ESLM Only: VLAN Switching based on 802.1q/ad/p S&C tags, VLAN translation based on push/pop/swap of tags, label reuse across interfaces Per Flow Traffic Policing to CIR/CBS and EIR/EBS based on MEF standards, 8 CoS levels per interface/VCG based on combination of Strict Priority and Weighted Fair Queing, WRED Profiles, IEEE 802.3ad Ethernet Link Aggregation
SONET/SDH Software
Configurable SONET and SDH OAM, SONET/SDH translation, SONET/SDH multicast, automated link grooming
Optical Control Plane Intelligence
Standards-based signaling and routing, automatic real-time resource discovery, intelligent mapping of services to resources, automatic resource activation/deactivation, mesh restoration, link aggregation, local span mesh restoration, crankback, OIF O-UNI 1.0
Optical Protection and Restoration
Options available to Data Services FastMesh® connection-level mesh restoration; 4F Virtual Line Switched Ring (VLSRTM), an intelligent version of 4F BLSR/MS-SPRing;
Asymmetric VLSR; 4F TLSR; 2F BLSR/MS-SPRing; 4F BLSR/MS-SPRing; APS/MSP (1+1, 1:N) and unprotected (0+1); UPSR, SNCP
Netowrk Management
  Standards-based CORBA IDL interfaces, TMN-based architecture and information models, TL-1 craft interface for operational familiarity, IP or OSI over DCS extensions for management of subtended network elements
CoreDirector Node Manager GUI-based element management
ON-Center Core Switching Manager Node and network management
ON-Center Service Level Manager End-to-end TDM and Ethernet services management
CoreDirector Designer Off-line capacity planning, network validation, network optimization and node configuration, Universal OSS Gateway compliant with TMF-814 for operations integration
Certification OSMINE integration for TIRKS®, NMA® and TEAMS
Physical Characteristics
ESLM Dimensions 21.3" (H) × 1.3"(W) × 16.4" (D); 541.02 mm (H) × 33.02 mm (W) × 416.56 mm (D)
ESLM Weight 12.2 lbs, 5.53 kg
GELM Dimensions 21.3" (H) × 1.3"(W) × 16.4" (D); 541.02 mm (H) × 33.02 mm (W) × 416.56 mm (D)
GELM Weight 10.2 lbs, 4.63 kg


Ciena may from time to time make changes to the products or specifications contained herein without notice.