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Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Chapter
Cisco MGX 8220 System Overview
• Frame service module for E1 (AX-FRSM-4E1)
This card provides interfaces for up to four E1 lines, each of which can support one 56 kbps or one
nx64 kbps FR-UNI, FR-NNI, ATM-FUNI, or Frame forwarding port.
• Frame service module for eight T1 ports (AX-FRSM-8T1)
This card provides interfaces for up to eight fractional T1 lines, each of which can support one
56 kbps or one nx64 kbps FR-UNI, FR-NNI port, ATM-FUNI, or a Frame forwarding port. The
AX-FRSM-8T1 supports fractional and unchannelized T1 port selection on a per-T1 basis.
• Frame service module for eight E1 ports (AX-FRSM-8E1)
This card provides interfaces for up to eight fractional E1 lines, each of which can support one
56 kbps or one nx64 kbps FR-UNI, FR-NNI, ATM-FUNI, or Frame forwarding port. The
AX-FRSM-8E1 supports fractional and unchannelized E1 port selection on a per-E1 basis.
• Frame service module for eight channelized T1 ports (AX-FRSM-8T1-C)
The FRSM-8T1-C allows full DS0 and nxDS0 channelization of the T1s and E1s, for a maximum
of 192 ports per FRSM-8T1-C. Using the FRSM-8T1-C, up to 192 fully channelized T1 lines can
be operated simultaneously on the Cisco MGX platform.
• Frame service module for eight channelized E1 ports (AX-FRSM-8E1-C)
The FRSM-8E1-C allows full DS0 and nxDS0 channelization of the E1s, for a maximum of
248 ports per FRSM-8E1-C. Using the FRSM-8E1-C, up to 192 fully channelized E1 lines can be
operated simultaneously on the Cisco MGX platform.
• Frame service module for high speed serial (AX-FRSM-HS1)
The FRSM-HS1 provides four X.21 interfaces for full-duplex communications at up to 10 Mbps.
This card also supports the two port HSSI back cards with SCSI-2 connectors.
• Frame service module for high speed serial (MGX-FRSM-HS1/B)
The FRSM-HS1/B supports up to four V.35 high speed serial (HSSI) interfaces. This card also
supports the two port HSSI back cards with SCSI-2 connectors.
• Frame service module for High Speed Serial (MGX-FRSM-HS2)
This card supports up to two high speed serial (HSSI) interfaces at speeds up to 52 Mbps.
• Frame Relay access service module (FRASM-8T1)
This card provides interfaces for up to eight T1 lines for the support of IBM SNA networks. Both
Binary Synchronous Communications (Bisync) and Synchronous Data Link Control (SDLC)
protocols are supported.
ATM UNI Service Modules
• ATM UNI service module for T1 (AX-AUSM-4T1)
This card provides interfaces for up to four T1 lines, each of which can support one T1 ATM UNI
or ATM NNI.
• ATM UNI service module for E1 (AX-AUSM-4E1)
This card provides interfaces for up to four E1 lines, each of which can support one E1 ATM UNI
or ATM NNI.
• ATM UNI service module for T1 (AX-AUSM-8T1)
This card provides interfaces for up to eight T1 lines, each of which can support one T1 ATM UNI
or ATM NNI plus additional support for standards-based IMA.
• ATM UNI service module for E1 (AX-AUSM-8E1)
This card provides interfaces for up to eight E1 lines, each of which can support one E1 ATM UNI
or ATM NNI plus additional support for standards-based IMA.