Connecting A Data Bri Port - Cisco 860 Series Hardware Installation Manual

Chapter 3 Connecting the Router
Table 3-2
Cisco Product Number
3G-ACC-SSMB-TNC
3G-ACC-TS9-TNC
For additional information on all the available cables and antennas available for 3G, go to:
http://www.cisco.com/en/US/docs/routers/access/1800/1861/software/feature/guide/mrwlsgsm.html#w
p1262730

Connecting a Data BRI Port

You can connect the Data BRI port to the ISDN service provider as a backup link to the WAN port in
case the primary xDSL (general term referring to various forms of DSL, including global industry
standard symmetrical high-speed DSL [G.SHDSL]) WAN service fails. The Data BRI connection is not
available on the third-generation (3G) models.
The cabling requirements for the ISDN S/T connection are as follows:
•
•
Both LAN and WAN ports use RJ-45 connectors. Use caution when connecting cables to these
Caution
connectors. To avoid damage to the router, do not connect telephone-network voltage (TNV) circuits
(such as ISDN or DSL circuits) to safety extra-low voltage (SELV) circuits (such as LAN circuits).
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16193-07
Cisco Adapter Cables for Use with 3G Fixed Routers
Antenna Adapter
Length
14.5 inches
13.5 inches
You must provide two unshielded Category 5 cables. The first cable connects the NT1 box to the
splitter, and the second cable connects the splitter to the wall jack.
There are RJ-45 connectors at both ends of the default orange ISDN S/T cable. However, an
RJ-45–to–RJ-11 ISDN S/T cable is available upon request if the wall jack at the site requires an
RJ-11 connector. Contact your router reseller for the appropriate cable.
Connecting a Data BRI Port
Insertion Loss Frequency (MHz)
0.66 dB 2100
0.62 dB 2100
3-19