Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 307

Chapter 28 Connecting Cisco High-Density Extension Modules
Figure 28-4 Connecting Cisco High-Density Extension Modules (EVM-HD-8FXS/DID) to a Main
1 Strap to secure connector
2 RJ-21 connector
3
Public switched telephone network
Distribution panels are generally available from multiple cable and network adapter vendors. Customers
may, at their sole discretion, consider using a patch panel from Black Box Corporation (JPM2194A—see
Figure
purposes only and constitutes neither an endorsement nor a recommendation.) The Black Box patch
panel accommodates RJ-11 and RJ-45 combinations possible on Cisco high-density expansion modules,
and offers flexibility for expansion module upgrades (either analog or digital). For ordering information,
see the Cisco High-Density Extension Module data sheet.
OL-2485-20
Distribution Frame or Patch Panel
EVM-HD
8FXS/DID
EM
None
0
EM
None
1
26
EM0
EM1
1
1
3 4
28-5). (Mention of products or services other than Cisco products or services is for information
Connecting Cisco High-Density Extension Modules to the Network
50
EN
25
2
5
4 Main distribution frame
5 PBX
Cisco Network Modules Hardware Installation Guide
28-7