tbs2603 unable access via web

I have tbs2603 at latest level of firmware, my network it's 192.168.1.x, the tbs have response to ping 192.168.1.168, but I cant acces via web. It have worked only two days. Any idea?? Thanks
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mandevesa Wrote:I have tbs2603 at latest level of firmware, my network it's 192.168.1.x, the tbs have response to ping 192.168.1.168, but I cant acces via web. It have worked only two days. Any idea?? Thanks