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D-Link DSR-Series User Manual 240
Section 11 - Troubleshooting
Symptom: Router cannot obtain an IP address from the ISP.
Recommended action:
1. Turn o power to the cable or DSL modem.
2. Turn o the router.
3. Wait ve minutes, and then reapply power to the cable or DSL modem.
4. When the modem LEDs indicate that it has resynchronized with the ISP, reapply power to the
router. If the router still cannot obtain an ISP address, see the next symptom.
Symptom: Router still cannot obtain an IP address from the ISP.
Recommended action:
1. Ask your ISP if it requires a login program — PPP over Ethernet (PPPoE) or some other type of login.
2. If yes, verify that your congured login name and password are correct.
3. Ask your ISP if it checks for your PC’s hostname.
4. If yes, select Network Conguration > WAN Settings > Ethernet ISP Settings and set the account
name to the PC hostname of your ISP account.
5. Ask your ISP if it allows only one Ethernet MAC address to connect to the Internet, and therefore
checks for your PC’s MAC address.
6. If yes, inform your ISP that you have bought a new network device, and ask them to use the rewall’s
MAC address.
7. Alternatively, select Network Conguration > WAN Settings > Ethernet ISP Settings and congure
your router to spoof your PC’s MAC address.
Symptom: Router can obtain an IP address, but PC is unable to load Internet pages.
Recommended action:
1. Ask your ISP for the addresses of its designated Domain Name System (DNS) servers. Congure
your PC to recognize those addresses. For details, see your operating system documentation.
2. On your PC, congure the router to be its TCP/IP gateway.
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