Chapter 11 Clocking - Cisco ASR 903 Manual

▀ Configuration for BGP PIC & RFC3107 (with ISIS)
Chapter 11
ASR903 supports both Sync-E and Precision Time Protocol 1588v2. Here is the front panel of ASR903 RSP. BITS
and 10MHz inputs can be used as external clocking sources. 1PPS and ToD can be used for 1588 PTP.
BITS or SSU Port Support Matrix Framing Modes Supported SSM or QL Support Tx Port Rx Port
T1
T1
E1
E1
2048 kHz
▄ Cisco ASR 903 Router Design and Deployment Guide
130
Clocking
Figure 27. Cisco ASR903-RSP
Table 3. Framing Modes for BITS Port on a Cisco ASR 903 Series Router
T1 ESF
T1 SF
E1 CRC4
E1 FAS
2048 kHz
Yes Yes
No Yes
Yes Yes
No Yes
No Yes
Clocking
Yes
Yes
Yes
Yes
Yes
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