Interface Encapsulations Overview
Table 1 lists encapsulation support by interface type.
Table 1: Encapsulation Support by Interface Type
Interface Type | Physical Interface Encapsulation | Logical Interface Encapsulation |
|---|---|---|
ae—Aggregated Ethernet interface | ethernet-ccc—Ethernet cross-connect extended-vlan-ccc—Nonstandard TPID tagging for a cross-connect extended-vlan-vpls—Extended VLAN virtual private LAN service vlan-ccc—802.1Q tagging for a cross-connect ethernet-vpls—Ethernet virtual private LAN service vlan-vpls—VLAN virtual private LAN service
| dix—Ethernet DIXv2 (RFC 894) vlan-ccc—802.1Q tagging for a cross-connect
|
as—Aggregated SONET/SDH interface | cisco-hdlc—Cisco-compatible HDLC framing ppp—Serial PPP device | NA |
at—ATM1 interface | atm-ccc-cell-relay—ATM cell relay encapsulation for a cross-connect atm-pvc—ATM permanent virtual circuits ethernet-over-atm—Ethernet over ATM encapsulation | atm-ccc-cell-relay—ATM cell relay for CCC atm-ccc-vc-mux—ATM VC for CCC atm-cisco-nlpid—Cisco-compatible ATM NLPID encapsulation atm-nlpid—ATM NLPID encapsulation atm-snap—ATM LLC/SNAP encapsulation atm-tcc-snap—ATM LLC/SNAP for a translational cross-connect atm-tcc-vc-mux—ATM VC for a translational cross-connect atm-vc-mux—ATM VC multiplexing ether-over-atm-llc—Ethernet over ATM (LLC/SNAP) encapsulation |
at—ATM2 intelligent queuing (IQ) interface | atm-ccc-cell-relay—ATM cell relay encapsulation for a cross-connect atm-pvc—ATM permanent virtual circuits ethernet-over-atm—Ethernet over ATM encapsulation | atm-ccc-cell-relay—ATM cell relay for CCC atm-ccc-vc-mux—ATM VC for CCC atm-cisco-nlpid—Cisco-compatible ATM NLPID encapsulation atm-mlppp-llc—ATM MLPPP over AAL5/LLC atm-nlpid—ATM NLPID encapsulation atm-ppp-llc—ATM PPP over AAL5/LLC atm-ppp-vc-mux—ATM PPP over raw AAL5 atm-snap—ATM LLC/SNAP encapsulation atm-tcc-snap—ATM LLC/SNAP for a translational cross-connect atm-tcc-vc-mux—ATM VC for a translational cross-connect atm-vc-mux—ATM VC multiplexing ether-over-atm-llc—Ethernet over ATM (LLC/SNAP) encapsulation ether-vpls-over-atm-llc—Ethernet VPLS over ATM (bridging) encapsulation |
bcm—Gigabit Ethernet internal interfaces | NA | NA |
br—Integrated Services Digital Network (ISDN) interface | NA | NA |
ci—Container interface | cisco-hdlc—Cisco-compatible HDLC framing ppp—Serial PPP device | aps—SONET interface required for APS configuration. |
ds—DS0 interface | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect multilink-frame-relay-uni-nni—Multilink Frame Relay UNI NNI (FRF.16) encapsulation ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
dsc—Discard interface | NA | NA |
e1—E1 interface (including channelized STM1-to-E1 interfaces) | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect multilink-frame-relay-uni-nni—Multilink Frame Relay UNI NNI (FRF.16) encapsulation ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
e3—E3 interface (including E3 IQ and IQE interfaces) | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
em—Management and internal Ethernet interfaces | NA | NA |
fe—Fast Ethernet interface | ethernet-ccc—Ethernet cross-connect ethernet-tcc—Ethernet translational cross-connect ethernet-vpls—Ethernet virtual private LAN service extended-vlan-ccc—Nonstandard TPID tagging for a cross-connect extended-vlan-tcc—802.1Q tagging for a translational cross-connect extended-vlan-vpls—Extended VLAN virtual private LAN service vlan-ccc—802.1Q tagging for a cross-connect vlan-vpls—VLAN virtual private LAN service | dix—Ethernet DIXv2 (RFC 894) vlan-ccc—802.1Q tagging for a cross-connect vlan-vpls—VLAN virtual private LAN service |
fxp—Management and internal Ethernet interfaces | NA | NA |
ge—Gigabit Ethernet interface (including Gigabit Ethernet IQ interfaces) | ethernet-ccc—Ethernet cross-connect ethernet-tcc—Ethernet translational cross-connect ethernet-vpls—Ethernet virtual private LAN service extended-vlan-ccc—Nonstandard TPID tagging for a cross-connect extended-vlan-tcc—802.1Q tagging for a translational cross-connect extended-vlan-vpls—Extended VLAN virtual private LAN service flexible-ethernet-services—Allows per-unit Ethernet encapsulation configuration vlan-ccc—802.1Q tagging for a cross-connect vlan-vpls—VLAN virtual private LAN service | dix—Ethernet DIXv2 (RFC 894) vlan-ccc—802.1Q tagging for a cross-connect vlan-tcc—802.1Q tagging for a translational cross-connect vlan-vpls—VLAN virtual private LAN service |
ixgbe—10-Gigabit Ethernet internal interfaces | NA | NA |
lo—Loopback interface; the Junos OS automatically configures one loopback interface (lo0) | NA | NA |
ls—Link services interface | multilink-frame-relay-uni-nni—Multilink Frame Relay UNI NNI (FRF.16) encapsulation | multilink-frame-relay-end-to-end—Multilink Frame Relay end-to-end (FRF.15) multilink-ppp—Multilink PPP |
lsq—Link services IQ interface | multilink-frame-relay-uni-nni—Multilink Frame Relay UNI NNI (FRF.16) encapsulation | multilink-frame-relay-end-to-end—Multilink Frame Relay end-to-end (FRF.15) multilink-ppp—Multilink PPP |
lt—Logical tunnel interface
| NA | ethernet—Ethernet service ethernet-vpls—Ethernet virtual private LAN service ethernet-ccc—Ethernet cross-connect frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect vlan—VLAN service vlan-ccc—802.1Q tagging for a cross-connect vlan-vpls—VLAN virtual private LAN service |
ml—Multilink interface (including Multilink Frame Relay and MLPPP) | NA | multilink-frame-relay-end-to-end—Multilink Frame Relay end-to-end (FRF.15) multilink-ppp—Multilink PPP |
se—Serial interface (including EIA-530, V.35, and X.21 interfaces) | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
so—SONET/SDH interface | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect multilink-frame-relay-end-to-end—IQE SONET PICs support Multilink Frame Relay end-to-end (FRF.15) multilink-ppp—IQE SONET PICs support Multilink PPP |
t1—T1 interface (including channelized DS3-to-DS1 interfaces) | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect multilink-frame-relay-uni-nni—Multilink Frame Relay UNI NNI (FRF.16) encapsulation ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
t3—T3 interface (including channelized OC12-to-DS3 interfaces) | cisco-hdlc—Cisco-compatible HDLC framing cisco-hdlc-ccc—Cisco-compatible HDLC framing for a cross-connect cisco-hdlc-tcc—Cisco-compatible HDLC framing for a translational cross-connect extended-frame-relay-ccc—Any Frame Relay DLCI for a cross-connect extended-frame-relay-tcc—Any Frame Relay DLCI for a translational cross-connect flexible-frame-relay—Multiple Frame Relay encapsulations frame-relay—Frame Relay encapsulation frame-relay-ccc—Frame Relay for a cross-connect frame-relay-port-ccc—Frame Relay port encapsulation for a cross-connect frame-relay-tcc—Frame Relay for a translational cross-connect ppp—Serial PPP device ppp-ccc—Serial PPP device for a cross-connect ppp-tcc—Serial PPP device for a translational cross-connect | frame-relay-ccc—Frame Relay DLCI for CCC frame-relay-ppp—PPP over Frame Relay frame-relay-tcc—Frame Relay DLCI for a translational cross-connect |
Controller-level channelized IQ interfaces (cau4, coc1, coc3, coc12, cstm1, ct1, ct3, ce1) | NA | NA |
Services interfaces (cp, gr, ip, mo, vt, es, mo, rsp, sp) | NA | NA |
Unconfigurable, internally generated interfaces (gre, ipip, learning-chip (lc), lsi, tap, mt, mtun, pd, pe, pimd, pime) | NA | NA |
