Juniper Networks M20 - Manual (Page 28)

Multilink Services PIC
■ JUNOS 4.3 and later Software release
■ Power requirement: 0.17 A/48 V= 8 W
■ Available versions:
■ 4 multilink bundles
■ 32 multilink bundles
■ 128 multilink bundles
■ Can be used as a discrete connection or as a channel
NOTE: If you configure a unit number larger than the allowable limit on the 4-bundle or
32-bundle Multilink Services PIC, an error will be logged in
/var/log/messages and the
configuration will fail.
Description
■ Supports up to eight links per multilink bundle
■ Bonding T1 links enable service ranging from 1.5 Mbps through 12 Mbps
■ Bonding E1 links enable service ranging from 2 Mbps through 16 Mbps
Hardware features
■ Full configuration flexibility
■ Bundles can be built from any interface within the chassis
■ Enables providers to offer a scalable multimegabit access service based on T1 or E1 links
■ Protocol support:
■ Multilink PPP—MLPPP (RFC 1990) for T1 and E1 bonding
■ Multilink Frame Relay—MLFR (FRF.15) for T1 and E1 bonding
NOTE: This PIC does not support graceful switchover. Graceful switchover can not be configured
on routers that this PIC is installed in.
Software features
■ None Cables and connectors
28 ■ Multilink Services PIC
M20 Internet Router PIC Guide: End-of-Life PICs