What's the difference between line console 0 and line vty 0 5? (2024)

What's the difference between line console 0 and line vty 0 5? (1)vkookie Registered Users Posts: 4 ■□□□□□□□□□

Both can get you router(config-line)# so what differs? What's the difference between line console 0 and line vty 0 5? (2)What's the difference between line console 0 and line vty 0 5? (3):

  • What's the difference between line console 0 and line vty 0 5? (4)cdx Member Posts: 186

    console 0 is the physical console port on the switch/router you plug into.

    line vty is when you remote into the switch/router via telnet or ssh.

    the config-line is letting you know you are currently in configuration mode for that specific line.

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  • What's the difference between line console 0 and line vty 0 5? (5)p@r0tuXus Member Posts: 532 ■■■■□□□□□□

    Some commands are also different in relation to them. Mostly regarding Access lists and security.
    But CDX nailed the biggest differences.

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  • What's the difference between line console 0 and line vty 0 5? (6)vkookie Registered Users Posts: 4 ■□□□□□□□□□

    i heard that vty is the virtual port and ttf is the physical port, so is console 0 practically ttf?

  • What's the difference between line console 0 and line vty 0 5? (7)Danielh22185 Member Posts: 1,195 ■■■■□□□□□□

    vkookie wrote: »

    i heard that vty is the virtual port and ttf is the physical port, so is console 0 practically ttf?[/QUOT

    I think you mean to say "TTY" port. Yes, these TTYs are physical ports. Common on a terminal server that has array ASYNC cards the consoles lines into multiple devices to their con 0 port for console management purposes.

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  • What's the difference between line console 0 and line vty 0 5? (8)Danielh22185 Member Posts: 1,195 ■■■■□□□□□□

    vkookie wrote: »

    i heard that vty is the virtual port and ttf is the physical port, so is console 0 practically ttf?

    I think you mean to say "TTY" port. Yes, these TTYs are physical ports. Common on a terminal server that has array ASYNC cards the consoles lines into multiple devices to their con 0 port for console management purposes.

    Currently Studying: IE Stuff...kinda...for now...
    My ultimate career goal: To climb to the top of the computer network industry food chain.
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  • What's the difference between line console 0 and line vty 0 5? (9)vkookie Registered Users Posts: 4 ■□□□□□□□□□

    im still confused. so is tty and line con the same thing?

  • What's the difference between line console 0 and line vty 0 5? (10)cdx Member Posts: 186

    vkookie wrote: »

    im still confused. so is tty and line con the same thing?

    answer = yes, line console 0 is one type of TTY port.

    tty = physical
    vty = virtual

    line console 0 = physical

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  • What's the difference between line console 0 and line vty 0 5? (11)tunerX Member Posts: 447 ■■■□□□□□□□

    All lines are TTY (Teletype) meaning you type on a keyboard and the characters written out somewhere. Pretty much all CLI windows are a form of TTY.

    Then you have different types of TTY. virtual (VTY), console (CTY or CON), auxiliary (AUX), TTY (Generic). The different types of lines may all show up as (config-line) but depending on the type of line you will have different configurations available like sending out modem strings, configuring signal levels, configuring reverse telnet, etc...

  • What's the difference between line console 0 and line vty 0 5? (12)vkookie Registered Users Posts: 4 ■□□□□□□□□□

    oh i get it now. thanks

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What's the difference between line console 0 and line vty 0 5? (2024)

FAQs

What's the difference between line console 0 and line vty 0 5? ›

console 0 is the physical console port on the switch/router you plug into. line vty is when you remote into the switch/router via telnet or ssh. the config-line is letting you know you are currently in configuration mode for that specific line. Some commands are also different in relation to them.

What is the function of line console 0? ›

You use the line console 0 global configuration command to enter line configuration mode to configure options such as a password for the console port. Remote CLI sessions use lines that are referred to as vty lines.

What is the significance of the 0 and 4 in the command line vty 0 4? ›

The abstract “0 - 4” means that the device can allow 5 simultaneous virtual connections which may be Telnet or SSH. In a way, we may say that 5 (0 – 4) are connection ports to the Router or Switch. In fact, we may have connection ports up to 16 (0 – 15).

What does the command line vty 0,15 mean? ›

Lines 0 15 is vty lines 0, 1, 2 ,3 ,4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15. for example if you were type in global configuration mode, line vty 0 15 you will enter configuration for lines 0-15.

What is line Vty 5 15 used for? ›

VTY lines are usually used for creating out-of-band management sessions to devices. If a password is not supplied on a vty line, that line cannot be used for managing the device. In some cases administrators may decide to let junior staff to use lines 0 - 4 and senior staff to use lines 5 - 15.

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