![](http://pdfasset.owneriq.net/e/c1/ec1d2e7e-1f87-433f-98fe-a0884359dcbc/ec1d2e7e-1f87-433f-98fe-a0884359dcbc-bg2f.png)
Table 16: Ethernet IOAs with ES2 4G LM (continued)
ES2–S1 10GE IOA (with ES2
4G LM)
ES2–S1 GE-8 IOA (with ES2
4G LM)
ES2–S1 GE-4 IOA (with ES2
4G LM)Protocol or Application
YesYesYesLNS support—peer side
NoNoNoLocal loopback
NoNoNoMDL (maintenance data link)
YesYesYesMPLS
NoNoNoMultilink Frame Relay
NoNoNoMultilink PPP
NoNoNoNetwork Address Translation
(NAT)
NoNoNoNBMA (multipoint ATM)
YesYesYesOSPF
YesYesYesPacket Mirroring
NoNoNoPacket over SONET
NoNoNoPPP
YesYesYesPPPoE
NoNoNoRemote loopback
YesYesYesRIP
YesYesYesSubscriber interfaces (static)
YesYesYesSubscriber interfaces
(dynamic)
YesYesYesTransparent bridging
Yes (shared only)Yes (shared only)Yes (shared only)Tunnel-server ports
YesYesYesVPLS (network interfaces)
YesYesYesVPLS (virtual core interfaces)
YesYesYesVRRP
Ethernet IOAs ■ 47
Appendix A: IOA Protocol Support