AIS Threshold Level (aisthres)

SET-SYNCN

(P)

If SONET: LEVEL7, LEVEL6, LEVEL5, LEVEL4, LEVEL3, LEVEL2

If SDH: LEVEL4, LEVEL3, LEVEL2

SONET: LEVEL7

SDH: LEVEL4

Configuration → Timing/Sync

DS1 Output Format for REF-1 (ds1_liof) and REF-2 (ds1_2iof)

SF, ESF

SF

E1 Output Format for REF-1 (e1_liof) and REF-2 (e1_2iof)

FAS, CRC4

CRC4

DS1 Sync Output Equalization for REF-1 (ds1_1equ) and REF-2 (ds1_2equ)

1249C cable: 20 (90 ft.), 40 (180 ft.), 60 (270 ft.), 80 (360 ft.), 100 (450 ft.)

613C Cable: 20 (133 ft.), 40 (267 ft.), 60 (400 ft.), 80 (533 ft.), 100 (655 ft.)

20

Mode Switch (mdsw)

SET-SYNCN

(P)

Revertive, Nonrevertive

Revertive

Configuration → Timing/Sync

Synchronization Mode (syncnmod)

FRNG, LINE, LINE_SYNCOUT, BACKPLANE

FRNG

Reference Switching Mode (refswmod)

Revertive-1, Revertive-2, Nonrevertive

Nonrevertive

Synchronization Source (src)

Main-1-1, Main-1-2

Main-2-1, Main-2-2

Main-1-1

SynchAutorecon- figuration (auto)

Enabled, Disabled

Disabled

Sync Messaging (syncmsg)

ENT-OC3

ENT-OC12

ENT-OC48

ENT-STM1

ENT-STM4

ENT-STM16

(P, G)

Sbyte, disabled

Sbyte

Configuration → Equipment

Synchronous Ethernet (sync_eth)

SET-SYNCN

(P)

Disabled, Enabled

Disabled

Configuration → Timing/Sync

External synchronization output - source selection (outsel) (SDH only)

OUTTIM, SETG

OUTTIM

Wait-to-Restore (wtr) (SDH only)

0-12

5

Note: The TL1 command security access levels are Privileged (P), Administration (A), General (G), Maintenance (M), and Reports-only (R).