Cisco 1401 - 1401 Router - EN Uživatelský manuál stáhnout pdf (Strana 9)

Overview 1-9

Front-Panel LEDs

Use the front-panel LEDs to determine network activity and status on the Ethernet port and

the WAN port. Figure 1-6 illustrates these LEDs, and Table 1-4 describes them.

Figure 1-6 Front-Panel LEDs

Table 1-4 Front-Panel LEDs

LED Label Color Description

SYSTEM

PWR Green On when DC power is being supplied to the router.

OK Green On when the router has successfully booted up and the software is functional.

This LED blinks during the power-on self-test (POST).

ETHERNET

ACT Green Blinks when there is network activity on the Ethernet LAN.

COLL Yellow Blinks when there are network (packet) collisions on the Ethernet LAN.

WAN

CARRIER Green On steady when the router has synchronized with the equipment connected to

the ATM-25 port (Cisco 1401 router) or the ADSL equipment at the service

provider ofﬁce (Cisco 1407 and Cisco 1417 routers).

ACT Green Blinks when data is being sent to or received from the ATM-25 port (Cisco 1401

router) or the ADSL port (Cisco 1407 and Cisco 1417 routers).

LP Yellow On steady when the ATM-25 port (Cisco 1401 router) or the ADSL port

(Cisco 1407 and Cisco 1417 routers) is in loopback mode.

12409

Cisco 1400

SERIES

LPACT

CARRIER

COLLACTOKPWR

SYSTEM ETHERNET WAN

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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Cisco 1401 - 1401 Router - EN Uživatelský manuál Strana 9