Interface boards that an EMS2 board on an OSN 3500 can work with

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An EMS2 board on an OSN 3500 can work with the following types of interface boards:
1. Works with two ETF8 boards to receive and transmit FE signals over 16 electrical ports.
2. Works with two EFF8 boards to receive and transmit FE signals over 16 optical ports.
3. Works with an ETF8 board to receive and transmit FE signals over 8 electrical ports, or works with an EFF8 board to receive and transmit FE signals over 8 optical ports.

Other related questions:
Port working modes supported by an EMS2 board on an OSN 3500
Port working modes supported by an EMS2 board on an OSN 3500: 1. GE electrical ports: auto-negotiation, 1000M full-duplex, 100M full-duplex, and 10M full-duplex 2. GE optical ports: auto-negotiation and 1000M full-duplex 3. FE electrical ports: auto-negotiation, 100M full-duplex, 100M half-duplex, 10M full-duplex, and 10M half-duplex (An EMS2 board supports FE electrical ports when it works with an ETF8 board.) 4. FE optical ports: 100M full-duplex (An EMS2 board supports FE optical ports when it works with an EFF8 board.)

Interface boards that an EFT8 board on an OSN 3500 can work with
An EFT8 board on an OSN 3500 can work with the following types of interface boards: 1. Works with two ETF8 boards to receive and transmit Ethernet signals over 16 electrical ports. 2. Works with an EFF8 board to receive and transmit 8 channels of Ethernet optical signals and 8 channels of Ethernet electrical signals.

Interface boards that an EGS2 board on an OSN 3500 can work with
An EGS2 board on an OSN 3500 provides two GE service ports on its panel, and therefore cannot work with an interface board.

Protection modes supported by an EMS2 board on an OSN 3500
Protection modes supported by an EMS2 board on an OSN 3500: 1. TPS: not supported 2. BPS: not supported 3. PPS: not supported 4. DLAG: not supported 5. LAG: supports manual link aggregation and load sharing, and complies with the IEEE 802.3ad and IEEE 802.1AX standards. 6. LCAS: supported. LCAS can increase or decrease bandwidth dynamically for service protection, in compliance with the ITU-T G.7042 standard. 7. LPT: supports point-to-point LPT and point-to-multipoint LPT, and complies with the ITU-T G.7042 standard. 8. STP/RSTP: supports broadcast packet suppression and RSTP, and complies with the IEEE 802.1w standard. 9. MSTP: not supported

Service types supported by an EMS2 board on an OSN 3500
Service types supported by an EMS2 board on an OSN 3500: 1. EPL services: port-based transparent transmission 2. EVPL services: Port-shared EVPL services VCTRUNK-shared EVPL services VLAN tag–based isolation MPLS label–based isolation QinQ tag–based isolation A maximum of 4096 link services 3. EPLAN services: A maximum of 2000 blacklisted MAC address, 2000 static MAC addresses, and 2000 shared MAC addresses(The blacklist of an EMS2 board supports only destination MAC address verification but does not support source MAC address verification.) Source MAC address self-learning (A MAC address table is 16 KB.) Setting and query of the MAC address aging time and configurations of static MAC routes Query of dynamic MAC addresses A maximum of 16 VBs, with a maximum of 66 logical ports per VB EPLAN services based on IEEE 802.1d MAC Bridge 4. EVPLAN services: Data isolation based on VB+VLAN A maximum of 4096 VLAN services that can be configured EVPLAN services based on IEEE 802.1q Virtual Bridge

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