PM7342

• Supports up to 32 T1, E1, G.SHDSL or nchannelized links and up to 32 IMA roups with 1 to 32 links/group.
• Link and Group State Machines mplemented on-chip requiring no real ime software in the data path.
• Fully compliant with the ATM Forum nverse Multiplexer for ATM (IMA) .1 specification and backward ompatible to IMA 1.0.
• Supports both independent transmit lock (ITC) and common transmit clock CTC) modes.
• Supports all IMA Group Symmetry odes: Symmetric/Asymmetric onfiguration and operation.
• Differential delay tolerance of 279 ms for T1 links) and 226 ms (for E1 links).
• Performs IMA differential delay alculation and synchronization.
• Provides programmable limit on llowable differential delay and inimum number of links per group.
• Performs ICP and stuff-cell insertion nd removal.
• Supports IMA frame length (M) equal o 32, 64, 128, or 256.
• Provides IMA layer statistic counts and larms for support of IMA Performance nd Failure Alarm Monitoring and MIB upport.
• Provides per link counters for statistics nd performance monitoring