Cisco 7206VXR Installation Guide - Page 134

Appendix A Industry-Standard Wiring Plans Table A-1 Telephone Industry 25-Pair Color Code and Pin Numbers (continued) Pair Number 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 Wire Number 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 Solid Color Red Brown Red Slate Black Blue Black Orange Black Green Black Brown Black Slate Yellow Blue Yellow Orange Yellow Green Yellow Brown Yellow Slate Violet Blue Violet Orange Violet Green Violet Brown Violet Slate Stripe Color Brown Red Slate Red Blue Black Orange Black Green Black Brown Black Slate Black Blue Yellow Orange Yellow Green Yellow Brown Yellow Slate Yellow Blue Violet Orange Violet Green Violet Brown Violet Slate Violet Pin Number 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 Cables with more than 25 pairs of wires are constructed from 25-pair groups. Very large cables have other variations generally not encountered inside terminal wire plants. Cisco 7206 Installation and Configuration Guide A-2 OL-5102-02