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... Configuration Bit Meanings B-1 Explanation of Boot Field (Configuration Register Bits 00-03) B-3 Default Boot Filenames B-4 Configuration Register Settings for Broadcast Address Destination B-5 System Console Terminal Baud Rate Settings B-5 O Command Options C-3 xiv Cisco 4000 Series Hardware Installation and Maintenance
... Configuration Bit Meanings B-1 Explanation of Boot Field (Configuration Register Bits 00-03) B-3 Default Boot Filenames B-4 Configuration Register Settings for Broadcast Address Destination B-5 System Console Terminal Baud Rate Settings B-5 O Command Options C-3 xiv Cisco 4000 Series Hardware Installation and Maintenance
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...distance limitations and potential electromagnetic interference (EMI) as defined in Table 2-4. generally, the slower the baud rate, the greater the distance. Table 2-4 EIA/TIA-232 Distance Rate (bps) 2400 4800 9600 19200 38400 56000 1544000 (T1) IEEE Standard Transmission Speeds and Distances...but 4 Mbps is commonly used. The network end of the adapter cable is completely lost. For instance, the recommended maximum rate for Installation 2-15 however, the serial module ports support synchronous connections, and the console and auxiliary ports support asynchronous connections. ...
...distance limitations and potential electromagnetic interference (EMI) as defined in Table 2-4. generally, the slower the baud rate, the greater the distance. Table 2-4 EIA/TIA-232 Distance Rate (bps) 2400 4800 9600 19200 38400 56000 1544000 (T1) IEEE Standard Transmission Speeds and Distances...but 4 Mbps is commonly used. The network end of the adapter cable is completely lost. For instance, the recommended maximum rate for Installation 2-15 however, the serial module ports support synchronous connections, and the console and auxiliary ports support asynchronous connections. ...
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... a particular network processor module disconnected from the motherboard. - Figure 4-1 Cisco 4000 Series-Front Panel Indicators Network activity LEDs Run LED 1 DATA OK 2 DATA OK Health LEDs 3 DATA OK SERIES OK POWER Power LED Troubleshooting the Initial Hardware Configuration 4-3 H2427 Verify the console baud rate in the room • Air blockage to the console...
... a particular network processor module disconnected from the motherboard. - Figure 4-1 Cisco 4000 Series-Front Panel Indicators Network activity LEDs Run LED 1 DATA OK 2 DATA OK Health LEDs 3 DATA OK SERIES OK POWER Power LED Troubleshooting the Initial Hardware Configuration 4-3 H2427 Verify the console baud rate in the room • Air blockage to the console...
Hardware Maintenance Manual
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...have net numbers 15 0x8000 Enables diagnostic messages and ignores NVRAM contents Cisco 4000 Series Virtual Configuration Register B-1 APPENDIX B Cisco 4000 Series Virtual Configuration Register This appendix describes the Cisco 4000 series virtual configuration register, the factory default settings, and the...The Cisco 4000 series has a 16-bit virtual register, which is written into the bootstrap program. • Select a boot source and default boot filename. • Enable or disable the Break function. • Control broadcast addresses. • Set the console terminal baud rate. ...
...have net numbers 15 0x8000 Enables diagnostic messages and ignores NVRAM contents Cisco 4000 Series Virtual Configuration Register B-1 APPENDIX B Cisco 4000 Series Virtual Configuration Register This appendix describes the Cisco 4000 series virtual configuration register, the factory default settings, and the...The Cisco 4000 series has a 16-bit virtual register, which is written into the bootstrap program. • Select a boot source and default boot filename. • Enable or disable the Break function. • Control broadcast addresses. • Set the console terminal baud rate. ...
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...form a filename from which to boot a default system image stored on or when you issue a reload command from the console. B-2 Cisco 4000 Series Hardware Installation and Maintenance however, the new settings do not take effect only when the server restarts, for example, when you.... (See Table B-3.) To change the configuration register while running the IOS software, follow : • Recover a lost password. • Change the console baud rate. • Enable or disable the Break function. • Manually boot the operating system using the b command at next reload) Step 6 Reboot the router...
...form a filename from which to boot a default system image stored on or when you issue a reload command from the console. B-2 Cisco 4000 Series Hardware Installation and Maintenance however, the new settings do not take effect only when the server restarts, for example, when you.... (See Table B-3.) To change the configuration register while running the IOS software, follow : • Recover a lost password. • Change the console baud rate. • Enable or disable the Break function. • Manually boot the operating system using the b command at next reload) Step 6 Reboot the router...
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... to use all zeros; By factory default, bit 13 is 9600.) Table B-5 System Console Terminal Baud Rate Settings Baud Bit 12 Bit 11 9600 0 0 4800 0 1 1200 1 0 2400 1 1 Cisco 4000 Series Virtual Configuration Register B-5 Bit 10 controls the host portion of the broadcast address. Bit ...failure. Table B-4 shows the combined effect of the console terminal. Table B-4 Configuration Register Settings for the four available baud rates. (The factory-set default baud rate is cleared to ignore the console Break key. Bits 11 and 12 in the first 60 seconds while the system reboots...
... to use all zeros; By factory default, bit 13 is 9600.) Table B-5 System Console Terminal Baud Rate Settings Baud Bit 12 Bit 11 9600 0 0 4800 0 1 1200 1 0 2400 1 1 Cisco 4000 Series Virtual Configuration Register B-5 Bit 10 controls the host portion of the broadcast address. Bit ...failure. Table B-4 shows the combined effect of the console terminal. Table B-4 Configuration Register Settings for the four available baud rates. (The factory-set default baud rate is cleared to ignore the console Break key. Bits 11 and 12 in the first 60 seconds while the system reboots...
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... ROM Monitor Program For example: rommon 7 > confreg Configuration Summary enabled are : diagnostic mode console baud: 9600 boot: the ROM Monitor do you wish to take effect Cisco 4500-M and Cisco 4700 ROM Monitor D-5 y/n [n]: y enter rate: 0 = 9600, 1 = 4800, 2 = 1200, 3 = 2400 [0]: 0 change console baud rate? y/n [n]: enable "break/abort has effect"? y/n [n]: y enter to boot: 0 = ROM Monitor 1 = the boot helper...
... ROM Monitor Program For example: rommon 7 > confreg Configuration Summary enabled are : diagnostic mode console baud: 9600 boot: the ROM Monitor do you wish to take effect Cisco 4500-M and Cisco 4700 ROM Monitor D-5 y/n [n]: y enter rate: 0 = 9600, 1 = 4800, 2 = 1200, 3 = 2400 [0]: 0 change console baud rate? y/n [n]: enable "break/abort has effect"? y/n [n]: y enter to boot: 0 = ROM Monitor 1 = the boot helper...