TRACER 6000 Series Integrated System Manual Section 5 User Interface Guide612806420L1-1F Copyright © 2005 ADTRAN, Inc. 65> RF L INK C ONFIGURATION > LINK E NCRYPTIONThe TRACER 64x0 provides triple-DES (3DES) encryption of the data passed over the RF Link. WhenL INK E NCRYPTION is set to E NABLED, the TRACER 64x0 sequentially applies the three keys entered in theS UBKEY 0, 1, and 2 fields to each 64-bit block of data transmitted over the RF link. The remoteTRACER 64x0 uses the same keys to decrypt each block. (The keys entered in the local and remotesystems must be identical.)> RF L INK C ONFIGURATION > S UBKEY (0-2)The TRACER 64x0 provides 3DES encryption of the data passed over the RF Link. When L INKE NCRYPTION is set to E NABLED, the TRACER 64x0 sequentially applies the three keys entered in theS UBKEY 0, 1, and 2 fields to each 64-bit block of data transmitted over the RF link. The remoteTRACER 64x0 uses the same keys to decrypt each block. (The keys entered in the local and remotesystems must be identical.) Valid entries are numbers 0 through 9 and letters a through f.> RF L INK P ERFORMANCE HISTORY (MAIN S CREEN)Figure 8 shows the TRACER 64x0 RF Link Performance History main screen, which contains the transmitand receive power settings and band plan configuration for both the local and remote units.Figure 8. RF Link Performance History (Main Screen)