NetVanta 5305 Hardware Installation Guide Appendix A
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Table A-5. Octal T1/E1 Wide Module Pinouts (for either T1 or E1 Mode)
Pin Name Description
1 R1 Receive data from the network - Ring 1
2 T1 Receive data from the network - Tip 1
3 — Unused
4 R Transmit data toward the network - Ring
5 T Transmit data toward the network - Tip
6-8 — Unused