Contents
Issue 2.1 June 2006 49
Converting simplex bearer to duplicated bearer on IP-PNC
port networks (with S8700-series Media Servers only) . . . . . . . 1201
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1201
Duplicated control network. . . . . . . . . . . . . . . . . . . . . . . . . . . 1201
Overflow with coresident TN2302AP circuit packs . . . . . . . . . . . . . . 1202
Reduced channels with duplicated TN2602AP circuit packs . . . . . . . . 1202
Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1202
Checklist for converting a port network to duplicated TN2602AP IP Media
Resource 320 circuit packs . . . . . . . . . . . . . . . . . . . . . . . . . . . 1204
Instructions for converting a port network to duplicated
TN2602AP IP Media Resource 320 circuit packs . . . . . . . . . . . . . . 1205
Checking your shipment, if not reusing existing TN2602AP circuit packs . 1205
Accessing the media server maintenance web interface. . . . . . . . . . . 1206
Accessing the server command line interface with SSH protocol. . . . . . 1206
Checking software release . . . . . . . . . . . . . . . . . . . . . . . . . . . 1207
Determining the existence and location of TN2302 and TN2602AP
circuit packs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1208
Upgrading firmware on the existing TN2602AP circuit packs, if necessary 1208
Disabling an existing TN2602AP circuit pack or TN2302 circuit packs . . . 1209
Removing the TN2302 circuit pack hardware . . . . . . . . . . . . . . . . . 1209
Connecting the cables to any new TN2602AP circuit packs . . . . . . . . . 1210
Installing the TN2602AP circuit packs, if new. . . . . . . . . . . . . . . . . 1211
Installing the TN771DP Maintenance Test circuit pack. . . . . . . . . . . . 1211
Verifying installation and voice channels . . . . . . . . . . . . . . . . . . . 1211
Upgrading firmware on the new TN2602AP circuit packs, if necessary. . . 1213
Administering the node name for the TN2602AP circuit pack, if necessary 1213
Administering the IP interface for the TN2602AP circuit packs . . . . . . . 1214
Testing the external connection to the LAN . . . . . . . . . . . . . . . . . 1217
Verifying active call status . . . . . . . . . . . . . . . . . . . . . . . . . . . 1217
Replacing the I/O cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1219
Replacing I/O cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1219
Converting software duplication link to a DAL1 link on an
S8720 Media Server . . . . . . . . . . . . . . . . . . . . . . . . . . 1223
Before you start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1223
Removing power from the server(s) . . . . . . . . . . . . . . . . . . . . . . 1224
Removing the server from the rack . . . . . . . . . . . . . . . . . . . . . . 1225
Removing the top cover from the server . . . . . . . . . . . . . . . . . . . 1226
Removing the riser assembly . . . . . . . . . . . . . . . . . . . . . . . . . 1226
Inserting the DAL1 circuit pack . . . . . . . . . . . . . . . . . . . . . . . . 1227
Replacing the riser assembly . . . . . . . . . . . . . . . . . . . . . . . . . 1228
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