cisco firewall commands

Cisco handles several commands for the local file systemThe commands here are somewhat similar to some of the commands under WindowsDir: Browse the list of files or directories in the current or specified directoryCD: Enter the specified directory or return to the specified directory. Represents a previous level direct

Essential security commands for CISCO router initialization 1. Security Settings for vro Access Control 1. Strict control over the administrator who can access the vro. Record Filing is required for all maintenance tasks. Www.2cto.com 2. do not access the vro remotely. Even if you need to access the vro remotely, we recommend that you use the access control list and high-intensity password control. 3. Stric

Login is to turn on remote login password verification, login local not only requires a password, but also requires the user nameIf you set both login and login Local,login local valid(config-line) #line vty 0 4; Set the number of remote connections, allowing 0 to 41 total five connections(config-line) #password 123; Set Telnet (that is, Telnet) password to 123(Config-line) #login; Turn on remote login password verificationLogin means to open remote login (telnet) password authentication, if not

timeoutSwitch (config) # line consoleSwitch (config-console) # Exec-timeout 60Switch (config) # line vtySwitch (config-line) # Exec-timeout 603. Installation and removal licenseswitch# Install license Bootflash:license-fileswitch# Clear License License-fileswitch# Clear License All4. Disable and enable Telnet and SSHswitch# Config TSwitch (config) # no Telnet server enableSwitch (config) # Telnet Server enableswitch# Config TSwitch (config) # SSH server enableSwitch (config) # no SSH server ena

* Common commands for Cisco routers * 1? Exec? Commands :?

ASA 5505 ASA 5510 small and medium-sized enterprises5520 5540 5550 5580 large enterprisesASA is a Cisco product, formerly called PIX.650) this. width = 650; "src ="/e/u261/themes/default/images/spacer.gif "style =" background: url ("/e/u261/lang/zh-cn/images/localimage.png") no-repeat center; border: 1px solid # ddd; "alt =" spacer.gif "/> 650) this. width = 650; "src ="/e/u261/themes/default/imag

Configure DHCP server on Cisco Router:---------------------------------------IP dhcp excluded-address 192.168.27.1 192.168.27.50!IP DHCP pool CiscoNetwork 192.168.27.0 255.255.255.0Dns-server 192.168.7.20Domain-name fagorarrasate.netDefault-router 192.168.27.1Configure HTTP Server:---------------------IP HTTP ServerUsername Cisco privilege password CiscoIP HTTP Authentication LocalIP http secure-serverIP ht

-router) #network 19.0.0.0 Routera (config-router) #neighbor 8.1.1.2 Remote-as 200 To configure PPP authentication: Routera (config) #username password Routera (config) #int S0 Routera (config-if) #ppp authentication {CHAP|PAP} 3. PIX Firewall Commands Pix525 (config) #nameif ethernet0 outside security0; naming interfaces and levels Pix525 (config) #interface ethernet0 auto; set interface mode Pix

Comparison of Cisco and Huawei basic commandsCisco HuaweiShow displayShow version disp versionNo undoShow run disp current-configurationUsername local-userEnd returnShow start disp saved-configurationExit quitExit logoutCtrl + z quitRouter ripRouter ospfRouter bgpHostname sysnameAccess-list aclWrite saveErase delete0 simple7 cipherLogging info-centerEncapsulation link-protocolExample:Sysname liu-chao \ sets the Host NameInterface Ethernet 0/0 enters i

configurationRouter>enableRouter#configure TerminalRouter (config) #interfiguer f0/0Router (config-if) #ip address 192.168.1.2 255.255.255.0Router (config-if) #no shutdownThen back into privileged modeRouter#write Memory for storageThen test if you can ping the IP of the serverRouter#ping 192.168.1.1Then make a copy.Router#copy Running-config TFTPAddress or name of the remote host[]?192.168.1.1 enter the IP of the server after the question markThen leave the default hit enter to finish.4. Route

Cisco switch Basic configuration: Console Port connectionUser mode hostname#;Privileged mode hostname (config) #;Global configuration mode hostname (CONFIG-IF) #;Switch Password settings:switchgt;enable; Enter privileged modeSwitch#config terminal; Go to global configuration modeSwitch (config) #hostname Csico; Set the host name of the switchSwitch (config) #enable secret csico1; set privileged encryption passwordSwitch (config) #enable password Csico

Switch command Switch> User mode 1: Enter privileged mode enable Switch> Enable switch# 2: Enter global configuration mode configure terminal Switch> Enable Switch#configure Terminal Switch (conf) # 3: Switch name hostname aptech2950 Take aptech2950 as an example Switch> Enable Switch#configure Terminal Switch (conf) #hostname aptch-2950 aptech2950 (CONF) # 4: Configure enable password enable password Cisco for example Switch> Enable S

password, default network device Telnet featureis turned off and is automatically opened after a password is provided.RL (config) # enable password Cisco configuration Enter the password for Enable mode, case sensitiveRL (config) # enable secret Ciscocisco Configure the password to enter enable mode, which is an encrypted password,Show run is invisible.RL (config) # line console 0RL (config-line) # LoginRL (config-line) # password

Tags: Cisco switchBasic configuration and management of switches• Technical Principles• The switch is managed in two basic ways: in-band management and out-of-band management.• The console port management switch through the switch is out-of-band management, which does not occupy the network port of the switch, and the first configuration switch must be configured with the console port.• In-band management via remote telnet, dialing, etc.• The switch's

Open TCP Port in Windows Firewall Using Netsh [McNeel Wiki]Https://wiki.mcneel.com/zoo/zoo5netshRefer to my written Oracle XE Remote access-a little white-blog Park http://www.cnblogs.com/startnow/p/7771535.html#autoid-0-1-0========================= Turn =====================Open TCP Port in Windows Firewall Using Netsh Product: Zoo Summary: Using Netsh to open Zoo required TCP Por

It is quite common for Linux to shut down firewall commands. so I studied the firewall command for Linux and shared it with you here. I hope you can learn how to disable firewall commands for Linux. 1) it takes effect permanently and will not be enabled after restart: chkcon

CentOS 7 Open firewall Port command Recently, the company's new server requirements with CentOS7, found that the previous CentOS 6 series of iptables related commands can not be used, check the next, found that CentOS 7 use FIREWALLD instead of the original iptables. use the following methods: >>> Shutdown Firewall Systemctl Stop Firewalld.service #停止firewallSyst

Ubuntu default firewall installation. Enable. Configure. Port. View status-related informationOne of the simplest operations:sudo UFW status (if you are root, remove SUDO,UFW status) to check the status of the firewall, my return is: inactive (default is inactive).sudo UFW version firewall versions:UFW 0.29-4UBUNTU1Copyright 2008-2009 Canonical Ltd.Ubuntu system

Tags: conf virt ble firewall open firewall art/etc relatedView, turn off, and turn on firewall commands under Linux1) Permanent, no recovery after rebootOpen: Chkconfig iptables onOFF: Chkconfig iptables off2) immediate effect, failure after rebootOpen: Service iptables startClose: Service iptables stopIt should be sta

NetScreen Firewall common Commands-management chapterNs25-> Get admin//view firewall management settingsHTTP port:80, HTTPS port:443TELNET port:23, SSH port:22Mng Host ip:192.168.0.16/255.255.255.255Mail alert:off, mail Server:E-mail Address:e-mail Traffic Log:offConfiguration Format:dosDevice reset:enabledHardware reset:enabledAdmin privilege:read-only (Remote A