This field is used to configure the lower section of the security layer (the data link layer) for the WAN layer.
Note: The range of available values depends on the hardware model at hand.
- SNMP ID:
- 2.2.4.6
- Console path:
- Setup > WAN > Layer
- Possible values:
- AAL-5
- ATM adaptation layer
- ETH
- Transparent Ethernet as per IEEE 802.3
- HDLC56K
- Securing and synchronization of data transmission as per HDLC (in 7 or 8-bit mode)
- HDLC64K
- Securing and synchronization of data transmission as per HDLC (in 7 or 8-bit mode)
- V110_9K6
- Transmission as per V.110 at max. 9,600 bps, e.g. for dialing in by HSCSD mobile phone
- V110_19K2
- Transmission as per V.110 at max. 19,200 bps
- V110_38K4
- Transmission as per V.110 at max. 38,400 bps
- SERIAL
- For connections by analog modem or cellular modem with AT interface. The modem can be connected to the device at its serial interface (outband) or to a USB interface by means of a USB-to-serial adapter. Some models feature a CardBus slot that accommodates suitable cards. Some models have an internal integrated modem.
- MODEM
- For connections via the internal modem emulation when operating as a V.90 host modem over ISDN. Operation of the internal modem may require an additional software option for the device.
- VDSL
- VDSL2 data transmission as per ITU G.993.2
- Default:
- HDLC64K
