====== Abbreviations ======
===== General =====
^Parameter ^Description ^
|APN   |Access Point Name|
|ASU   |[[http://www.lte-anbieter.info/technik/asu.php|Arbitrary Strength Unit]]|
|CID   |[[wp>Cell_ID|Cell-ID]]|
|CLI   |Command Line Interface, a generic interface to query the router or perform system tasks|
|DHCP  |Dynamic Host Configuration Protocol|
|DNS   |Domain Name System|
|FQDN  |[[wp>FQDN|Fully qualified domain name]]|
|ICCID |[[wp>Subscriber_identity_module|Integrated Circuit Card Identifier]]|
|IMSI  |[[wp>International Mobile Subscriber Identity|International Mobile Subscriber Identity]]|
|IMEI  |[[wp>International Mobile Station Equipment Identity|International Mobile Station Equipment Identity]]|
|LAI   |[[wp>Location_area_identity|Location Area Identity (LAI = MCC + MNC + LAC)]]|
|LAC   |[[wp>Location_area_identity|Location Area Code]]|
|MCC   |[[wp>Mobile_country_code|Mobile Country Code]]|
|MEID  |[[wp>Mobile Equipment Identifier|Mobile Equipment Identifier]]|
|MNC   |[[wp>Mobile_country_code|Mobile Network Code]]|
|MSISDN|[[wp>MSISDN|Mobile Subscriber Integrated Services Digital Network Number]]|
|MSS   |Maximum Segment Size|
|MTU   |Maximum Transmission Unit|
|NAPT  |Network Address and Port Translation|
|RSRP  |[[http://www.lte-anbieter.info/technik/rsrp.php|Referenz Signal Received Power]]|
|RSRQ  |[[http://www.lte-anbieter.info/technik/rsrq.php | Reference Signal Received Quality]]|
|SDK   |Script Development Kit which can be used to program applications|
|SIM   |Subscriber Identity Module|
|SMS   |Short Message Service|
|SSID  |Service Set Identifiers, can be used to define multiple WLAN networks on a module|
|STP   |Spanning Tree Protocol|
|USSD  |Unstructured Supplementary Service Data|
|VRRP  |Virtual Router Redundancy Protocol|
|VPN   |Virtual Private Network|
|WAN   |WAN links include all Wide Area Network interfaces which are currently activated in the system|

===== Router specific =====
^Parameter ^Description ^
|ETHx|Corresponds to Ethernet interfaces (either single or switched ones)|
|LANx|LAN interfaces which are generally based on Ethernet interfaces (including bridges)|
|WLANx|Refers to a Wireless LAN interface which will be represented as additional LAN interface when configured as access point|
|WWANx|Refers to a Wireless Wide Area Network (2G/3G/4G/5G) connection|
|TUNx|Specifies an OpenVPN tunnel interface (based on TUN)|
|TAPx|Specifies an OpenVPN tunnel interface (based on TAP)|
|PPTPx|Specifies a PPTP tunnel interface|
|MOBILEIPx|Refers to a Mobile IP tunnel interface|
|SIMx|Specifies the SIM slot as seen on the front panel|
|GNSSx|Specifies a Global Navigation Satellite System module|
|Mobilex|Identifies a WWAN modem|
|SERIALx|Identifies a serial port|
|OUTx|Specifies a digital I/O output port (DOx)|
|INx|Specifies a digital I/O input port (DIx)|
|ANY|Generally includes all options offered by the current section|