Cisco IPS-4255-K9 Installation Guide - Page 304
Communication Problems, Cannot Access the Sensor CLI Through Telnet or SSH
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Troubleshooting the Appliance Chapter A Troubleshooting Communication Problems This section helps you troubleshoot communication problems with the 4200 series sensor. It contains the following topics: • Cannot Access the Sensor CLI Through Telnet or SSH, page A-26 • Correcting a Misconfigured Access List, page A-28 • Duplicate IP Address Shuts Interface Down, page A-29 Cannot Access the Sensor CLI Through Telnet or SSH If you cannot access the sensor CLI through Telnet (if you already have it enabled) or SSH, follow these steps: Step 1 Step 2 Log in to the sensor CLI through a console, terminal, or module session. Make sure that the sensor management interface is enabled. sensor# show interfaces Interface Statistics Total Packets Received = 0 Total Bytes Received = 0 Missed Packet Percentage = 0 Current Bypass Mode = Auto_off MAC statistics from interface GigabitEthernet0/1 Media Type = backplane Missed Packet Percentage = 0 Inline Mode = Unpaired Pair Status = N/A Link Status = Up Link Speed = Auto_1000 Link Duplex = Auto_Full Total Packets Received = 0 Total Bytes Received = 0 Total Multicast Packets Received = 0 Total Broadcast Packets Received = 0 Total Jumbo Packets Received = 0 Total Undersize Packets Received = 0 Total Receive Errors = 0 Total Receive FIFO Overruns = 0 Total Packets Transmitted = 0 Total Bytes Transmitted = 0 Total Multicast Packets Transmitted = 0 Total Broadcast Packets Transmitted = 0 Total Jumbo Packets Transmitted = 0 Total Undersize Packets Transmitted = 0 Total Transmit Errors = 0 Total Transmit FIFO Overruns = 0 MAC statistics from interface GigabitEthernet0/0 Media Type = TX Link Status = Up Link Speed = Auto_100 Link Duplex = Auto_Full Total Packets Received = 944333 Total Bytes Received = 83118358 Total Multicast Packets Received = 0 Total Receive Errors = 0 Total Receive FIFO Overruns = 0 Total Packets Transmitted = 397633 A-26 Cisco Intrusion Prevention System Appliance and Module Installation Guide for IPS 7.0 OL-18504-01