Nortel 1000E Upgrade page 67

Figure 6
Typical SA Chassis system
Communication Server 1000E Upgrade
*—Signaling Server may be one of the following:
• CP PM Signaling Server;
• ISP 1000 Signaling Server;
• HP DL320 G4 Commercial off-the-shelf (COTS) Signaling Server; or
• IBM x306m COTS Signaling Server
Note: A High Speed Pipe package (410) must be activated in order to
install any type of redundancy option. For more information, refer to
"Appendix A: Upgrading to a High Availability system" on
Installing CS 1000E hardware
Option 11C Chassis to Communication Server 1000E
Page 67 of 228
page 215.)