E-series Hardware Guide
154 ! Tunnel Service Modules
Tunnel Service Modules
Local loopback No No No
MDL (maintenance data
link)
No No No
MPLS Yes Yes Yes
Multilink Frame Relay No No No
Multilink PPP No No No
Network Address
Translation (NAT)
Yes Yes Yes
NBMA (multipoint ATM) No No No
OSPF Yes Yes Yes
Packet over SONET Yes Yes Yes
PPP Yes Yes Yes
PPPoE No No No
Remote loopback No No No
RIP Yes Yes Yes
SMDS (trunk encapsulation) No No No
Subscriber interfaces (static) Yes (over POS) Yes (over POS) No
Subscriber interfaces
(dynamic)
No No No
Transparent bridging No No No
VRRP No No No
Table 30: OCx/STMx POS and OC48 modules (continued)
Protocol or Application
OCx/STMx POS Line
Modules with OC3-4 I/O
Modules
OCx/STMx POS Line
Modules with OC12/STM4
I/O Modules
OC48 Line Module with
OC48 Frame APS I/O
Module
Table 31: Tunnel Service modules
Protocol or Application
Tunnel Service
Line Module (TSM)
Service Line Module (SM)
IPSec Service
Line Module
Acceptance of traffic for IP
tunnels
No No No
APS/MSP No No No
AT M N o N o N o
BERT No No No
BGP Yes Yes Yes
Bridged Ethernet No No No
Bridged IP No No No
CBF No No No
Cisco HDLC No No No
DHCP local server No No No