7

Option B—Connecting Cisco 802 and Cisco 804 Routers

Figure 4 Connecting an 802 or 804 Router to an ISDN Line

Step 1 Connect the red cable to the red ISDN U port.

Step 2 Connect the other end of the cable to the ISDN wall jack. If your wall jack has an RJ-11 connector, attach the

RJ-45-to-RJ-11 adapter cable to the red cable, and then connect the RJ-11 connector to the ISDN wall jack.

HUB
NO HUB
PHONE
12
Cisco 804
3
2
1
0
ETHERNET 10 BASE T CONSOLE ISDN U
C
isco 804 router
ISDN wall jack
RJ-45-to-RJ-11
adapter cable