網(wǎng)絡(luò)工程師-6-管理網(wǎng)絡(luò)設(shè)備-文庫吧在線文庫
【正文】 or: 0, Encaps failed: 3 No memory: 0, Invalid packet: 0, Fragmented: 0 RouterAsh cdp interface BRI0 is administratively down, line protocol is down Encapsulation HDLC Sending CDP packets every 60 seconds Holdtime is 180 seconds SwitchB RouterA RouterB SwitchA S0 S1 169。 1999, Cisco Systems, Inc. ICND— 515 ROM Functions ROM Contains microcode for basic functions Bootstrap Mini IOS ROM monitor POST show version Console 169。 1999, Cisco Systems, Inc. ICND— 523 Loading the IOS from Flash Flash IOS IOS show flash Flash file is depressed into RAM Console RAM 169。 1999, Cisco Systems, Inc. ICND— 531 copy run tftp and copy tftp run Commands wg_ro_acopy runningconfig tftp Address or name of remote host []? Destination filename [runningconfig]? .!! 1684 bytes copied in secs (129 bytes/sec) wg_ro_acopy tftp runningconfig Address or name of remote host []? Source filename []? Destination filename [runningconfig]? Accessing Loading from (via Ether0): ! [OK 1684/3072 bytes] 1684 bytes copied in secs (99 bytes/sec) 169。 1999, Cisco Systems, Inc. ICND— 539 wg_ro_acopy flash tftp Source filename []? Address or name of remote host []? Destination filename []? !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! output omitted 10084696 bytes copied in secs (14223 bytes/sec) wg_ro_a 備份 IOS Back up current files prior to updating Flash Network server FLASH copy flash tftp 169。 1999, Cisco Systems, Inc. ICND— 535 備份 IOS的準(zhǔn)備工作 ?Check access to the server ?Check space available on the server Router Network server 169。 1999, Cisco Systems, Inc. ICND— 527 修改配置 Config Config RAM NVRAM ? NVRAM copy running startup copy startup running (合并 ) 169。 1999, Cisco Systems, Inc. ICND— 519 配置寄存器的值 ? Configuration register bits 3, 2, 1, and 0 set boot option Routerconfigure terminal Router(config)configregister 0x2102 [CtrlZ] Routerreload 169。 1999, Cisco Systems, Inc. ICND— 511 RouterAdisconnect Closing connection to [confirm] RouterAclear line 11 [confirm] [OK] 關(guān)閉 Tel會(huì)話 Closing a session opened by a remote device Closing the current session opened by you SwitchB RouterA RouterB SwitchA S0 S1 169。 1999, Cisco Systems, Inc. ICND— 53 Runs on routers with Cisco IOS or later and Cisco switches and hubs Summary information includes: ? 設(shè)備標(biāo)識(shí) ? 地址列表 ? 接口標(biāo)識(shí) ? 設(shè)備類型 CDP show cdp CDP CDP 通過 CDP 發(fā)現(xiàn)鄰居 169。 1999, Cisco Systems, Inc. ICND—
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